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  <creationDate>2016-07-15</creationDate>
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    <fileNumbers>
      <fileNumber>3-17189</fileNumber>
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    <respondents>
      <respondent>Citadel Securities LLC</respondent>
      <respondent>Ronin Capital, LLC</respondent>
      <respondent>Susquehanna Investment Group</respondent>
      <respondent>Susquehanna Securities</respondent>
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  <releaseItem>
    <date>2016-04-01</date>
    <releaseNumber>34-77501</releaseNumber>
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    <title>Order Directing the Fiiing of Briefs</title>
    <secLink>/litigation/opinions/2016/34-77501.pdf</secLink>
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  <releaseItem>
    <date>2016-04-18</date>
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    <title>NASDAQ OMX PHL LLC's Brief in Response to Applicants' Petition for Review</title>
    <secLink>/litigation/apdocuments/3-17189-event-5.pdf</secLink>
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  <releaseItem>
    <date>2016-04-22</date>
    <releaseNumber></releaseNumber>
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    <title>Market Maker's Reply Brief Regarding Juisdiction Filed on Behalf of Citadel Securities LLC, Ronin Capital, LLC Susquehanna Investment Group and Susquehanna Securities (Collectively, the "Market Makers")</title>
    <secLink>/litigation/apdocuments/3-17189-event-9.pdf</secLink>
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  <releaseItem>
    <date>2016-04-22</date>
    <releaseNumber></releaseNumber>
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    <title>Response Brief for NASDAQ OMX PHLX LLC</title>
    <secLink>/litigation/apdocuments/3-17189-event-10.pdf</secLink>
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  <releaseItem>
    <date>2016-04-25</date>
    <releaseNumber></releaseNumber>
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    <title>Reply Brief of Chicago Board of Options Exchange, Incorporated, International Securities Exchange, LLC NYSE Arca, Inc. and NYSE MKT LLC</title>
    <secLink>/litigation/apdocuments/3-17189-event-11.pdf</secLink>
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  <releaseItem>
    <date>2016-07-15</date>
    <releaseNumber>34-78340</releaseNumber>
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    <title>Opinion and Order Dismissing Petition for Administrative Remedy</title>
    <secLink>/litigation/opinions/2016/34-78340.pdf</secLink>
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