Citadel Securities LLC, et al v. Chicago Board Options Exchange, et al
| Plaintiff - Appellee: |
CITADEL SECURITIES LLC, GROUP ONE TRADING LP, RONIN CAPITAL, LLC, SUSQUEHANNA SECURITIES and SUSQUEHANNA INVESTMENT GROUP |
| Defendant - Appellant: |
INTERNATIONAL SECURITIES EXCHANGE, LLC, NASDAQ OMX PHLX, formerly known as Philadelphia Stock Exchange, Inc., NYSE ARCA, INCORPORATED, formerly known as Pacific Exchange, Inc., NYSE MKT LLC, formerly known as NYSE Amex LLC formerly known as Amercian Stock Exchange LLC and CHICAGO BOARD OPTIONS EXCHANGE, INCORPORATED |
| Case Number: |
14-3071 |
| Filed: |
September 19, 2014 |
| Court: |
U.S. Court of Appeals, Seventh Circuit |
| Nature of Suit: |
Securities, Commodities, Exchange |
Opinions
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| Plaintiff - appellee: CITADEL SECURITIES LLC |
| Represented By: |
Ellen M. Wheeler |
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| Plaintiff - appellee: GROUP ONE TRADING LP |
| Represented By: |
Ellen M. Wheeler |
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| Plaintiff - appellee: RONIN CAPITAL, LLC |
| Represented By: |
Ellen M. Wheeler |
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| Plaintiff - appellee: SUSQUEHANNA SECURITIES |
| Represented By: |
Ellen M. Wheeler |
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| Plaintiff - appellee: SUSQUEHANNA INVESTMENT GROUP |
| Represented By: |
Ellen M. Wheeler |
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| Defendant - appellant: INTERNATIONAL SECURITIES EXCHANGE, LLC |
| Represented By: |
Douglas W. Henkin |
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| Defendant - appellant: NASDAQ OMX PHLX, formerly known as Philadelphia Stock Exchange, Inc. |
| Represented By: |
Terrence P. Canade |
| Represented By: |
Douglas R. Cox |
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| Defendant - appellant: NYSE ARCA, INCORPORATED, formerly known as Pacific Exchange, Inc. |
| Represented By: |
Douglas W. Henkin |
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| Defendant - appellant: NYSE MKT LLC, formerly known as NYSE Amex LLC formerly known as Amercian Stock Exchange LLC |
| Represented By: |
Douglas W. Henkin |
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| Defendant - appellant: CHICAGO BOARD OPTIONS EXCHANGE, INCORPORATED |
| Represented By: |
Paul E. Greenwalt |
| Represented By: |
Paul E. Dengel |
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Citadel Sec., LLC v. Chicago Bd. Options Exch., Inc.
