<?xml version="1.0" encoding="UTF-8" standalone="no"?><heldOrderRoutingPublicReport xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="oh-20191231.xsd"><version>1.2</version><bd>Seaport Securities Corporation</bd><year>2021</year><qtr>1</qtr><timestamp>2021-04-15T12:20:51Z</timestamp><rMonthly><year>2021</year><mon>1</mon><rSP500><ndoPct>100.00</ndoPct><ndoMarketPct>65.81</ndoMarketPct><ndoMarketableLimitPct>4.19</ndoMarketableLimitPct><ndoNonmarketableLimitPct>15.81</ndoNonmarketableLimitPct><ndoOtherPct>14.19</ndoOtherPct><rVenues><rVenue><name>Citadel Securities LLC</name><mic>CDRG</mic><orderPct>33.90</orderPct><marketPct>43.15</marketPct><marketableLimitPct>38.46</marketableLimitPct><nonMarketableLimitPct>8.16</nonMarketableLimitPct><otherPct>18.18</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NATIONAL FINANCIAL SERVICES, LLC</name><mic>NFSC</mic><orderPct>25.80</orderPct><marketPct>15.68</marketPct><marketableLimitPct>46.16</marketableLimitPct><nonMarketableLimitPct>30.63</nonMarketableLimitPct><otherPct>61.38</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>VIRTU Americas LLC</name><mic>NITE</mic><orderPct>21.29</orderPct><marketPct>25.98</marketPct><marketableLimitPct>7.69</marketableLimitPct><nonMarketableLimitPct>10.20</nonMarketableLimitPct><otherPct>15.90</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>JANE STREET CAPITAL, LLC</name><mic>JNST</mic><orderPct>7.09</orderPct><marketPct>9.31</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>4.08</nonMarketableLimitPct><otherPct>2.27</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>CBOE EDGX U.S. EQUITIES EXCHANGE</name><mic>EDGX</mic><orderPct>4.19</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>26.53</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>G1 Execution Services, LLC</name><mic>ETMM</mic><orderPct>2.58</orderPct><marketPct>2.94</marketPct><marketableLimitPct>7.69</marketableLimitPct><nonMarketableLimitPct>2.04</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NASDAQ EXECUTION SERVICES, LLC</name><mic>INET</mic><orderPct>2.58</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>16.32</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>TWO SIGMA SECURITIES, LLC</name><mic>SOHO</mic><orderPct>2.25</orderPct><marketPct>2.45</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>2.04</nonMarketableLimitPct><otherPct>2.27</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>UBS SECURITIES LLC</name><mic>UBSS</mic><orderPct>0.32</orderPct><marketPct>0.49</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue></rVenues></rSP500><rOtherStocks><ndoPct>100.00</ndoPct><ndoMarketPct>59.12</ndoMarketPct><ndoMarketableLimitPct>14.11</ndoMarketableLimitPct><ndoNonmarketableLimitPct>12.17</ndoNonmarketableLimitPct><ndoOtherPct>14.60</ndoOtherPct><rVenues><rVenue><name>Citadel Securities LLC</name><mic>CDRG</mic><orderPct>36.56</orderPct><marketPct>42.00</marketPct><marketableLimitPct>51.76</marketableLimitPct><nonMarketableLimitPct>2.00</nonMarketableLimitPct><otherPct>28.33</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>VIRTU Americas LLC</name><mic>NITE</mic><orderPct>17.76</orderPct><marketPct>23.46</marketPct><marketableLimitPct>10.34</marketableLimitPct><nonMarketableLimitPct>4.00</nonMarketableLimitPct><otherPct>13.33</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NATIONAL FINANCIAL SERVICES, LLC</name><mic>NFSC</mic><orderPct>15.08</orderPct><marketPct>11.52</marketPct><marketableLimitPct>20.68</marketableLimitPct><nonMarketableLimitPct>34.00</nonMarketableLimitPct><otherPct>8.33</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Seaport Securities Corp.</name><mic>SEAP</mic><orderPct>7.78</orderPct><marketPct>12.75</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>1.66</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>New York Stock Exchange</name><mic>NYSE</mic><orderPct>5.10</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>35.03</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NASDAQ EXECUTION SERVICES, LLC</name><mic>INET</mic><orderPct>4.86</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>26.00</nonMarketableLimitPct><otherPct>11.66</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>CBOE EDGX U.S. EQUITIES EXCHANGE</name><mic>EDGX</mic><orderPct>4.13</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>32.00</nonMarketableLimitPct><otherPct>1.66</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>JANE STREET CAPITAL, LLC</name><mic>JNST</mic><orderPct>3.64</orderPct><marketPct>5.34</marketPct><marketableLimitPct>3.44</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>G1 Execution Services, LLC</name><mic>ETMM</mic><orderPct>3.40</orderPct><marketPct>4.11</marketPct><marketableLimitPct>6.89</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>TWO SIGMA SECURITIES, LLC</name><mic>SOHO</mic><orderPct>0.97</orderPct><marketPct>0.82</marketPct><marketableLimitPct>1.72</marketableLimitPct><nonMarketableLimitPct>2.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>UBS SECURITIES LLC</name><mic>UBSS</mic><orderPct>0.72</orderPct><marketPct>0.00</marketPct><marketableLimitPct>5.17</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue></rVenues></rOtherStocks><rOptions><ndoPct>100.00</ndoPct><ndoMarketPct>3.33</ndoMarketPct><ndoMarketableLimitPct>10.00</ndoMarketableLimitPct><ndoNonmarketableLimitPct>86.67</ndoNonmarketableLimitPct><ndoOtherPct>0.00</ndoOtherPct><rVenues><rVenue><name>Archipelago Trading Services, Inc.</name><mic>ARCA</mic><orderPct>50.03</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>57.72</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NATIONAL FINANCIAL SERVICES, LLC</name><mic>NFSC</mic><orderPct>16.66</orderPct><marketPct>100.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>15.38</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>CBOE BZX U.S. EQUITIES EXCHANGE</name><mic>BATS</mic><orderPct>10.00</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>11.53</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>International Securities Exchange</name><mic>ISEG</mic><orderPct>6.66</orderPct><marketPct>0.00</marketPct><marketableLimitPct>33.33</marketableLimitPct><nonMarketableLimitPct>3.84</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Miami International Options</name><mic>MIAX</mic><orderPct>6.66</orderPct><marketPct>0.00</marketPct><marketableLimitPct>66.67</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Philadelphia Stock Exchange</name><mic>PHLX</mic><orderPct>6.66</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>7.69</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NASDAQ Options Market</name><mic>NOM</mic><orderPct>3.33</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>3.84</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue></rVenues></rOptions></rMonthly><rMonthly><year>2021</year><mon>2</mon><rSP500><ndoPct>100.00</ndoPct><ndoMarketPct>77.21</ndoMarketPct><ndoMarketableLimitPct>3.40</ndoMarketableLimitPct><ndoNonmarketableLimitPct>13.61</ndoNonmarketableLimitPct><ndoOtherPct>5.78</ndoOtherPct><rVenues><rVenue><name>Citadel Securities LLC</name><mic>CDRG</mic><orderPct>42.54</orderPct><marketPct>48.05</marketPct><marketableLimitPct>40.00</marketableLimitPct><nonMarketableLimitPct>17.50</nonMarketableLimitPct><otherPct>29.43</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>VIRTU Americas LLC</name><mic>NITE</mic><orderPct>23.12</orderPct><marketPct>24.22</marketPct><marketableLimitPct>30.00</marketableLimitPct><nonMarketableLimitPct>12.50</nonMarketableLimitPct><otherPct>29.41</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>JANE STREET CAPITAL, LLC</name><mic>JNST</mic><orderPct>13.60</orderPct><marketPct>14.97</marketPct><marketableLimitPct>30.00</marketableLimitPct><nonMarketableLimitPct>2.50</nonMarketableLimitPct><otherPct>11.76</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NASDAQ EXECUTION SERVICES, LLC</name><mic>INET</mic><orderPct>5.10</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>37.50</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>TWO SIGMA SECURITIES, LLC</name><mic>SOHO</mic><orderPct>5.10</orderPct><marketPct>6.16</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>5.88</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>CBOE EDGX U.S. EQUITIES EXCHANGE</name><mic>EDGX</mic><orderPct>4.08</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>25.00</nonMarketableLimitPct><otherPct>11.76</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>G1 Execution Services, LLC</name><mic>ETMM</mic><orderPct>2.72</orderPct><marketPct>3.52</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>UBS SECURITIES LLC</name><mic>UBSS</mic><orderPct>2.72</orderPct><marketPct>2.64</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>5.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>New York Stock Exchange</name><mic>NYSE</mic><orderPct>0.68</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>11.76</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Seaport Securities Corp.</name><mic>SEAP</mic><orderPct>0.34</orderPct><marketPct>0.44</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue></rVenues></rSP500><rOtherStocks><ndoPct>100.00</ndoPct><ndoMarketPct>57.94</ndoMarketPct><ndoMarketableLimitPct>10.75</ndoMarketableLimitPct><ndoNonmarketableLimitPct>20.79</ndoNonmarketableLimitPct><ndoOtherPct>10.51</ndoOtherPct><rVenues><rVenue><name>Citadel Securities LLC</name><mic>CDRG</mic><orderPct>37.88</orderPct><marketPct>52.05</marketPct><marketableLimitPct>50.02</marketableLimitPct><nonMarketableLimitPct>3.37</nonMarketableLimitPct><otherPct>15.55</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>CBOE EDGX U.S. EQUITIES EXCHANGE</name><mic>EDGX</mic><orderPct>14.95</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>49.46</nonMarketableLimitPct><otherPct>44.47</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>VIRTU Americas LLC</name><mic>NITE</mic><orderPct>14.01</orderPct><marketPct>18.14</marketPct><marketableLimitPct>17.39</marketableLimitPct><nonMarketableLimitPct>1.12</nonMarketableLimitPct><otherPct>13.33</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>JANE STREET CAPITAL, LLC</name><mic>JNST</mic><orderPct>10.28</orderPct><marketPct>12.09</marketPct><marketableLimitPct>23.91</marketableLimitPct><nonMarketableLimitPct>2.24</nonMarketableLimitPct><otherPct>2.22</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NASDAQ EXECUTION SERVICES, LLC</name><mic>INET</mic><orderPct>10.28</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>42.69</nonMarketableLimitPct><otherPct>13.33</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Seaport Securities Corp.</name><mic>SEAP</mic><orderPct>3.97</orderPct><marketPct>6.85</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>UBS SECURITIES LLC</name><mic>UBSS</mic><orderPct>3.27</orderPct><marketPct>4.83</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>4.44</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>G1 Execution Services, LLC</name><mic>ETMM</mic><orderPct>3.03</orderPct><marketPct>4.43</marketPct><marketableLimitPct>4.34</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>TWO SIGMA SECURITIES, LLC</name><mic>SOHO</mic><orderPct>1.40</orderPct><marketPct>1.61</marketPct><marketableLimitPct>4.34</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>New York Stock Exchange</name><mic>NYSE</mic><orderPct>0.70</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>1.12</nonMarketableLimitPct><otherPct>4.44</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Archipelago Trading Services, Inc.</name><mic>ARCA</mic><orderPct>0.23</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>2.22</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue></rVenues></rOtherStocks><rOptions><ndoPct>100.00</ndoPct><ndoMarketPct>18.52</ndoMarketPct><ndoMarketableLimitPct>3.70</ndoMarketableLimitPct><ndoNonmarketableLimitPct>77.78</ndoNonmarketableLimitPct><ndoOtherPct>0.00</ndoOtherPct><rVenues><rVenue><name>Archipelago Trading Services, Inc.</name><mic>ARCA</mic><orderPct>59.28</orderPct><marketPct>0.00</marketPct><marketableLimitPct>100.00</marketableLimitPct><nonMarketableLimitPct>71.44</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>American Stock Exchange</name><mic>AMEX</mic><orderPct>11.11</orderPct><marketPct>20.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>9.52</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Philadelphia Stock Exchange</name><mic>PHLX</mic><orderPct>11.11</orderPct><marketPct>20.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>9.52</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Chicago Board Options Exchange</name><mic>CBOE</mic><orderPct>7.40</orderPct><marketPct>40.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>CBOE EDGX U.S. EQUITIES EXCHANGE</name><mic>EDGX</mic><orderPct>3.70</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>4.76</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>International Securities Exchange</name><mic>ISEG</mic><orderPct>3.70</orderPct><marketPct>20.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NASDAQ Options Market</name><mic>NOM</mic><orderPct>3.70</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>4.76</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue></rVenues></rOptions></rMonthly><rMonthly><year>2021</year><mon>3</mon><rSP500><ndoPct>100.00</ndoPct><ndoMarketPct>65.26</ndoMarketPct><ndoMarketableLimitPct>4.22</ndoMarketableLimitPct><ndoNonmarketableLimitPct>22.73</ndoNonmarketableLimitPct><ndoOtherPct>7.79</ndoOtherPct><rVenues><rVenue><name>Citadel Securities LLC</name><mic>CDRG</mic><orderPct>43.23</orderPct><marketPct>49.28</marketPct><marketableLimitPct>46.17</marketableLimitPct><nonMarketableLimitPct>25.71</nonMarketableLimitPct><otherPct>41.69</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>VIRTU Americas LLC</name><mic>NITE</mic><orderPct>19.80</orderPct><marketPct>23.38</marketPct><marketableLimitPct>30.76</marketableLimitPct><nonMarketableLimitPct>12.85</nonMarketableLimitPct><otherPct>4.16</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>JANE STREET CAPITAL, LLC</name><mic>JNST</mic><orderPct>14.61</orderPct><marketPct>18.40</marketPct><marketableLimitPct>15.38</marketableLimitPct><nonMarketableLimitPct>4.28</nonMarketableLimitPct><otherPct>12.50</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>CBOE EDGX U.S. EQUITIES EXCHANGE</name><mic>EDGX</mic><orderPct>7.46</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>32.89</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NASDAQ EXECUTION SERVICES, LLC</name><mic>INET</mic><orderPct>5.84</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>22.85</nonMarketableLimitPct><otherPct>8.33</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>TWO SIGMA SECURITIES, LLC</name><mic>SOHO</mic><orderPct>4.22</orderPct><marketPct>5.97</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>4.16</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>New York Stock Exchange</name><mic>NYSE</mic><orderPct>1.94</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>25.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>G1 Execution Services, LLC</name><mic>ETMM</mic><orderPct>1.29</orderPct><marketPct>0.99</marketPct><marketableLimitPct>7.69</marketableLimitPct><nonMarketableLimitPct>1.42</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>UBS SECURITIES LLC</name><mic>UBSS</mic><orderPct>1.29</orderPct><marketPct>1.49</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>4.16</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Seaport Securities Corp.</name><mic>SEAP</mic><orderPct>0.32</orderPct><marketPct>0.49</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue></rVenues></rSP500><rOtherStocks><ndoPct>100.00</ndoPct><ndoMarketPct>47.39</ndoMarketPct><ndoMarketableLimitPct>13.40</ndoMarketableLimitPct><ndoNonmarketableLimitPct>30.27</ndoNonmarketableLimitPct><ndoOtherPct>8.93</ndoOtherPct><rVenues><rVenue><name>Citadel Securities LLC</name><mic>CDRG</mic><orderPct>38.75</orderPct><marketPct>52.91</marketPct><marketableLimitPct>42.61</marketableLimitPct><nonMarketableLimitPct>15.57</nonMarketableLimitPct><otherPct>36.14</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>VIRTU Americas LLC</name><mic>NITE</mic><orderPct>17.12</orderPct><marketPct>21.46</marketPct><marketableLimitPct>25.92</marketableLimitPct><nonMarketableLimitPct>5.73</nonMarketableLimitPct><otherPct>19.44</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>CBOE EDGX U.S. EQUITIES EXCHANGE</name><mic>EDGX</mic><orderPct>14.14</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>45.13</nonMarketableLimitPct><otherPct>5.55</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>JANE STREET CAPITAL, LLC</name><mic>JNST</mic><orderPct>11.91</orderPct><marketPct>15.70</marketPct><marketableLimitPct>20.37</marketableLimitPct><nonMarketableLimitPct>3.27</nonMarketableLimitPct><otherPct>8.33</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NASDAQ EXECUTION SERVICES, LLC</name><mic>INET</mic><orderPct>9.18</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>27.86</nonMarketableLimitPct><otherPct>8.33</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>TWO SIGMA SECURITIES, LLC</name><mic>SOHO</mic><orderPct>2.72</orderPct><marketPct>3.14</marketPct><marketableLimitPct>3.70</marketableLimitPct><nonMarketableLimitPct>0.81</nonMarketableLimitPct><otherPct>5.55</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Seaport Securities Corp.</name><mic>SEAP</mic><orderPct>1.98</orderPct><marketPct>4.18</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>UBS SECURITIES LLC</name><mic>UBSS</mic><orderPct>1.98</orderPct><marketPct>1.04</marketPct><marketableLimitPct>3.70</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>11.11</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>G1 Execution Services, LLC</name><mic>ETMM</mic><orderPct>1.73</orderPct><marketPct>1.57</marketPct><marketableLimitPct>3.70</marketableLimitPct><nonMarketableLimitPct>1.63</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>New York Stock Exchange</name><mic>NYSE</mic><orderPct>0.49</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>5.55</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue></rVenues></rOtherStocks><rOptions><ndoPct>100.00</ndoPct><ndoMarketPct>6.67</ndoMarketPct><ndoMarketableLimitPct>3.33</ndoMarketableLimitPct><ndoNonmarketableLimitPct>90.00</ndoNonmarketableLimitPct><ndoOtherPct>0.00</ndoOtherPct><rVenues><rVenue><name>Archipelago Trading Services, Inc.</name><mic>ARCA</mic><orderPct>40.03</orderPct><marketPct>0.00</marketPct><marketableLimitPct>100.00</marketableLimitPct><nonMarketableLimitPct>40.77</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>CBOE EDGX U.S. EQUITIES EXCHANGE</name><mic>EDGX</mic><orderPct>13.33</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>14.81</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Citadel Securities LLC</name><mic>CDRG</mic><orderPct>10.00</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>11.11</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>NASDAQ Options Market</name><mic>NOM</mic><orderPct>10.00</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>11.11</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>American Stock Exchange</name><mic>AMEX</mic><orderPct>6.66</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>7.40</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>MIAX PEARL, LLC</name><mic>MPRL</mic><orderPct>6.66</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>7.40</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Philadelphia Stock Exchange</name><mic>PHLX</mic><orderPct>6.66</orderPct><marketPct>50.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>3.70</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>International Securities Exchange</name><mic>ISE</mic><orderPct>3.33</orderPct><marketPct>50.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>0.00</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue><rVenue><name>Miami International Options</name><mic>MIAX</mic><orderPct>3.33</orderPct><marketPct>0.00</marketPct><marketableLimitPct>0.00</marketableLimitPct><nonMarketableLimitPct>3.70</nonMarketableLimitPct><otherPct>0.00</otherPct><netPmtPaidRecvMarketOrdersUsd>0.0000</netPmtPaidRecvMarketOrdersUsd><netPmtPaidRecvMarketOrdersCph>0.0000</netPmtPaidRecvMarketOrdersCph><netPmtPaidRecvMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvMarketableLimitOrdersUsd><netPmtPaidRecvMarketableLimitOrdersCph>0.0000</netPmtPaidRecvMarketableLimitOrdersCph><netPmtPaidRecvNonMarketableLimitOrdersUsd>0.0000</netPmtPaidRecvNonMarketableLimitOrdersUsd><netPmtPaidRecvNonMarketableLimitOrdersCph>0.0000</netPmtPaidRecvNonMarketableLimitOrdersCph><netPmtPaidRecvOtherOrdersUsd>0.0000</netPmtPaidRecvOtherOrdersUsd><netPmtPaidRecvOtherOrdersCph>0.0000</netPmtPaidRecvOtherOrdersCph><materialAspects/></rVenue></rVenues></rOptions></rMonthly></heldOrderRoutingPublicReport>