<?xml version="1.0"?>
<?mso-application progid="Excel.Sheet"?>
<Workbook xmlns="urn:schemas-microsoft-com:office:spreadsheet"
 xmlns:o="urn:schemas-microsoft-com:office:office"
 xmlns:x="urn:schemas-microsoft-com:office:excel"
 xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet"
 xmlns:html="http://www.w3.org/TR/REC-html40">
 <DocumentProperties xmlns="urn:schemas-microsoft-com:office:office">
  <Author>Apache POI</Author>
  <LastAuthor>Microsoft Office User</LastAuthor>
  <LastPrinted>2023-02-10T20:56:07Z</LastPrinted>
  <Created>2021-04-05T14:41:38Z</Created>
  <LastSaved>2023-02-10T20:56:17Z</LastSaved>
  <Version>16.00</Version>
 </DocumentProperties>
 <OfficeDocumentSettings xmlns="urn:schemas-microsoft-com:office:office">
  <AllowPNG/>
 </OfficeDocumentSettings>
 <ExcelWorkbook xmlns="urn:schemas-microsoft-com:office:excel">
  <WindowHeight>10420</WindowHeight>
  <WindowWidth>19420</WindowWidth>
  <WindowTopX>32767</WindowTopX>
  <WindowTopY>500</WindowTopY>
  <ProtectStructure>False</ProtectStructure>
  <ProtectWindows>False</ProtectWindows>
 </ExcelWorkbook>
 <Styles>
  <Style ss:ID="Default" ss:Name="Normal">
   <Alignment ss:Vertical="Bottom"/>
   <Borders/>
   <Font ss:FontName="Calibri" x:Family="Swiss" ss:Size="11" ss:Color="#000000"/>
   <Interior/>
   <NumberFormat/>
   <Protection/>
  </Style>
  <Style ss:ID="s16">
   <Alignment ss:Vertical="Bottom" ss:WrapText="1"/>
   <Font ss:FontName="Calibri" x:Family="Swiss" ss:Size="11" ss:Bold="1"/>
  </Style>
  <Style ss:ID="s17">
   <NumberFormat ss:Format="#,##0"/>
  </Style>
  <Style ss:ID="s18">
   <Alignment ss:Horizontal="Right" ss:Vertical="Bottom"/>
   <NumberFormat ss:Format="Fixed"/>
  </Style>
 </Styles>
 <Worksheet ss:Name="AWS">
  <Table ss:ExpandedColumnCount="19" ss:ExpandedRowCount="155" x:FullColumns="1"
   x:FullRows="1" ss:DefaultColumnWidth="53" ss:DefaultRowHeight="15">
   <Column ss:AutoFitWidth="0" ss:Width="105" ss:Span="5"/>
   <Column ss:Index="7" ss:AutoFitWidth="0" ss:Width="235"/>
   <Column ss:AutoFitWidth="0" ss:Width="105" ss:Span="11"/>
   <Row ss:Height="32">
    <Cell ss:Index="7" ss:StyleID="s16"><Data ss:Type="String">ARETE WEALTH MANAGEMENT - Held NMS Stocks and Options Order Routing Public Report</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:Index="7" ss:StyleID="s16"><Data ss:Type="String">Generated on Mon Apr 05 2021 10:41:38 GMT-4 EDT</Data></Cell>
   </Row>
   <Row ss:Index="4" ss:Height="16">
    <Cell ss:Index="7" ss:StyleID="s16"><Data ss:Type="String">1st Quarter, 2021</Data></Cell>
   </Row>
   <Row ss:Index="6" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">January 2021</Data></Cell>
   </Row>
   <Row ss:Index="8" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">S&amp;P 500 Stocks</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Summary</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders as % of All Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders as % of Non-Directed Orders</Data></Cell>
   </Row>
   <Row>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">90</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">87</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">96.67</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">3</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.33</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Index="13" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venues</Data></Cell>
   </Row>
   <Row ss:Height="80">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venue - Non-directed Order Flow</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(cents per hundred shares)</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Citadel Securities LLC(CDRG)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">36</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">38.299999999999997</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">36</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">42.35</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">VIRTU Americas LLC(NITE)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">30</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">31.91</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">29</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">34.119999999999997</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">11.11</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">JANE STREET CAPITAL, LLC(JNST)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">12</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">12.77</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">12</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">14.12</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">G1 Execution Services, LLC(ETMM)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">7</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">7.45</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">7</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">8.24</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">NASDAQ Execution Services, LLC(NSDQ)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">6</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">6.38</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">6</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">66.67</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Cboe EDGX US Equities Exchange(EDGX)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">2.13</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">22.22</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Two Sigma Securities, LLC(SOHO)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1.06</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1.18</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String"> </Data></Cell>
   </Row>
   <Row ss:Index="24" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">January 2021</Data></Cell>
   </Row>
   <Row ss:Index="26" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-S&amp;P 500 Stocks</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Summary</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders as % of All Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders as % of Non-Directed Orders</Data></Cell>
   </Row>
   <Row>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">296</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">294</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">99.32</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.34</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.34</Data></Cell>
   </Row>
   <Row ss:Index="31" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venues</Data></Cell>
   </Row>
   <Row ss:Height="80">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venue - Non-directed Order Flow</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(cents per hundred shares)</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Citadel Securities LLC(CDRG)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">154</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">51.16</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">154</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">52.38</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">VIRTU Americas LLC(NITE)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">99</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">32.89</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">98</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">33.33</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">25</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">JANE STREET CAPITAL, LLC(JNST)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">27</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">8.9700000000000006</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">27</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">9.18</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">G1 Execution Services, LLC(ETMM)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">10</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.32</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">10</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.4</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Instinet BlockCross(BLKX)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">3</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">3</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">75</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">NASDAQ Execution Services, LLC(NSDQ)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">3</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">3</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Two Sigma Securities, LLC(SOHO)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">3</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">3</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1.02</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">UBS Securities, LLC(UBSS)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.66</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.68</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String"> </Data></Cell>
   </Row>
   <Row ss:Index="43" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">January 2021</Data></Cell>
   </Row>
   <Row ss:Index="45" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Option Contracts</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Summary</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders as % of All Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders as % of Non-Directed Orders</Data></Cell>
   </Row>
   <Row>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Index="50" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venues</Data></Cell>
   </Row>
   <Row ss:Height="80">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venue - Non-directed Order Flow</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(cents per hundred shares)</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String"> </Data></Cell>
   </Row>
   <Row ss:Index="54" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">February 2021</Data></Cell>
   </Row>
   <Row ss:Index="56" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">S&amp;P 500 Stocks</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Summary</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders as % of All Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders as % of Non-Directed Orders</Data></Cell>
   </Row>
   <Row>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">109</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">108</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">99.08</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.92</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Index="61" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venues</Data></Cell>
   </Row>
   <Row ss:Height="80">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venue - Non-directed Order Flow</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(cents per hundred shares)</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Citadel Securities LLC(CDRG)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">58</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">49.15</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">58</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">53.7</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">VIRTU Americas LLC(NITE)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">26</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">22.03</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">26</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">24.07</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">NASDAQ Execution Services, LLC(NSDQ)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">9</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">7.63</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">9</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">90</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">JANE STREET CAPITAL, LLC(JNST)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">8</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">6.78</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">8</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">7.41</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">G1 Execution Services, LLC(ETMM)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">6</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">5.08</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">6</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">5.56</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">UBS Securities, LLC(UBSS)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">6</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">5.08</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">6</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">5.56</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Two Sigma Securities, LLC(SOHO)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">4</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.39</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">4</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.7</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Cboe EDGX US Equities Exchange(EDGX)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.85</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">10</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String"> </Data></Cell>
   </Row>
   <Row ss:Index="73" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">February 2021</Data></Cell>
   </Row>
   <Row ss:Index="75" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-S&amp;P 500 Stocks</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Summary</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders as % of All Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders as % of Non-Directed Orders</Data></Cell>
   </Row>
   <Row>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2504</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2495</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">99.64</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.04</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">6</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.24</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.08</Data></Cell>
   </Row>
   <Row ss:Index="80" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venues</Data></Cell>
   </Row>
   <Row ss:Height="80">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venue - Non-directed Order Flow</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(cents per hundred shares)</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Citadel Securities LLC(CDRG)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1266</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">50.54</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1264</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">50.66</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">16.670000000000002</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">VIRTU Americas LLC(NITE)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">615</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">24.55</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">613</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">24.57</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">66.67</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">JANE STREET CAPITAL, LLC(JNST)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">329</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">13.13</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">329</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">13.19</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Two Sigma Securities, LLC(SOHO)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.99</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">4.01</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">UBS Securities, LLC(UBSS)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">98</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.91</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">98</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.93</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">G1 Execution Services, LLC(ETMM)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">91</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.63</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">91</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.65</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">NASDAQ Execution Services, LLC(NSDQ)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.08</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">33.33</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">NYSE Arca(ARCA)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.04</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">16.670000000000002</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Cboe BZX U.S. Equities Exchange(BATS)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.04</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">16.670000000000002</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Instinet BlockCross(BLKX)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.04</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">33.33</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String"> </Data></Cell>
   </Row>
   <Row ss:Index="94" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">February 2021</Data></Cell>
   </Row>
   <Row ss:Index="96" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Option Contracts</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Summary</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders as % of All Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders as % of Non-Directed Orders</Data></Cell>
   </Row>
   <Row>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">4</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">50</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">25</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">25</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Index="101" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venues</Data></Cell>
   </Row>
   <Row ss:Height="80">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venue - Non-directed Order Flow</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(cents per hundred shares)</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Citadel Securities LLC(CDRG)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">50</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">50</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Dash Financial Technologies LLC(DASH)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">25</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Susquehanna Capital Group(SUSQ)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">25</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">50</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String"> </Data></Cell>
   </Row>
   <Row ss:Index="108" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">March 2021</Data></Cell>
   </Row>
   <Row ss:Index="110" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">S&amp;P 500 Stocks</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Summary</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders as % of All Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders as % of Non-Directed Orders</Data></Cell>
   </Row>
   <Row>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">72</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">71</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">98.61</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1.39</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Index="115" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venues</Data></Cell>
   </Row>
   <Row ss:Height="80">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venue - Non-directed Order Flow</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(cents per hundred shares)</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Citadel Securities LLC(CDRG)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">35</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">56.45</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">35</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">57.38</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">VIRTU Americas LLC(NITE)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">12</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">19.350000000000001</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">12</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">19.670000000000002</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">JANE STREET CAPITAL, LLC(JNST)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">9</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">14.52</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">9</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">14.75</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Two Sigma Securities, LLC(SOHO)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.23</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.28</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">UBS Securities, LLC(UBSS)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.23</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.28</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">G1 Execution Services, LLC(ETMM)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1.61</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1.64</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">NASDAQ Execution Services, LLC(NSDQ)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1.61</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String"> </Data></Cell>
   </Row>
   <Row ss:Index="126" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">March 2021</Data></Cell>
   </Row>
   <Row ss:Index="128" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-S&amp;P 500 Stocks</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Summary</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders as % of All Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders as % of Non-Directed Orders</Data></Cell>
   </Row>
   <Row>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">419</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">419</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Index="133" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venues</Data></Cell>
   </Row>
   <Row ss:Height="80">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venue - Non-directed Order Flow</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(cents per hundred shares)</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Citadel Securities LLC(CDRG)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">213</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">53.65</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">213</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">53.92</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">VIRTU Americas LLC(NITE)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">92</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">23.17</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">92</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">23.29</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">JANE STREET CAPITAL, LLC(JNST)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">55</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">13.85</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">55</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">13.92</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Two Sigma Securities, LLC(SOHO)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">16</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">4.03</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">16</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">4.05</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">UBS Securities, LLC(UBSS)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">13</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.27</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">13</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">3.29</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">G1 Execution Services, LLC(ETMM)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">6</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1.51</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">6</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">1.52</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Instinet BlockCross(BLKX)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0.5</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String"> </Data></Cell>
   </Row>
   <Row ss:Index="144" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">March 2021</Data></Cell>
   </Row>
   <Row ss:Index="146" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Option Contracts</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Summary</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders as % of All Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders as % of Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Total Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders as % of Non-Directed Orders</Data></Cell>
   </Row>
   <Row>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">4</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">2</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">50</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">25</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">25</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Index="151" ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venues</Data></Cell>
   </Row>
   <Row ss:Height="80">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Venue - Non-directed Order Flow</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Directed Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Market Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Non-Marketable Limit Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Other Orders(%)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Market Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Non-Marketable Limit Orders(cents per hundred shares)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(USD)</Data></Cell>
    <Cell ss:StyleID="s16"><Data ss:Type="String">Net Payment Paid/Received for Other Orders(cents per hundred shares)</Data></Cell>
   </Row>
   <Row ss:Height="32">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Citadel Securities LLC(CDRG)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">3</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">75</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">50</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">100</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="48">
    <Cell ss:StyleID="s16"><Data ss:Type="String">Dash Financial Technologies LLC(DASH)</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">25</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">1</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">50</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s18"><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
    <Cell ss:StyleID="s17"><Data ss:Type="Number">0</Data></Cell>
    <Cell><Data ss:Type="Number">0</Data></Cell>
   </Row>
   <Row ss:Height="16">
    <Cell ss:StyleID="s16"><Data ss:Type="String"> </Data></Cell>
   </Row>
  </Table>
  <WorksheetOptions xmlns="urn:schemas-microsoft-com:office:excel">
   <PageSetup>
    <Layout x:Orientation="Landscape" x:CenterHorizontal="1" x:CenterVertical="1"/>
    <Header x:Margin="0.3"/>
    <Footer x:Margin="0.3"/>
    <PageMargins x:Bottom="0.25" x:Left="0.25" x:Right="0.25" x:Top="0.25"/>
   </PageSetup>
   <FitToPage/>
   <Print>
    <FitHeight>3</FitHeight>
    <ValidPrinterInfo/>
    <Scale>37</Scale>
    <HorizontalResolution>-3</HorizontalResolution>
    <VerticalResolution>0</VerticalResolution>
   </Print>
   <Selected/>
   <ProtectObjects>False</ProtectObjects>
   <ProtectScenarios>False</ProtectScenarios>
  </WorksheetOptions>
 </Worksheet>
</Workbook>
