Citadel Securities LLC, et al v. Chicago Board Options Exchange, et al
Plaintiff - Appellant: CITADEL SECURITIES LLC, RONIN CAPITAL, LLC, SUSQUEHANNA SECURITIES and SUSQUEHANNA INVESTMENT GROUP
Defendant - Appellee: CHICAGO BOARD OPTIONS EXCHANGE, INCORPORATED, NASDAQ OMX PHLX, f/k/a Philadelphia Stock Exchange, Inc., NYSE ARCA, INCORPORATED, f/k/a Pacific Exchange, Incorporated and NYSE MKT LLC, f/k/a NYSE Amex LLC, f/k/a American Stock Exchange LLC
Case Number: 14-2912
Filed: August 29, 2014
Court: U.S. Court of Appeals, Seventh Circuit
Nature of Suit: Securities, Commodities, Exchange

Opinions

We have the following opinions for this case:

Date Filed Description
December 11, 2015 Summary Citadel Securities LLC v. Chicago Board Options Exchange
December 23, 2015 Summary Citadel Securities LLC v. Chicago Board Options Exchange

Available Case Documents

The following documents for this case are available for you to view or download:

Date Filed Document Text
December 23, 2015 Opinion or Order Filing 702672763 ORDER re: Motion to correct typographical/transposition error in December 11, 2015 opinion. The motion to correct typographical error is GRANTED. On page 8 of the slip opinion, in the last sentence of the first full paragraph, the word "defendants'" is changed to "plaintiffs'." The full sentence shall read, "Thus, the logic of Weissman does not excuse plaintiffs' obligation to exhaust SEC remedies before bringing suit in federal district court." [6716438-2] [6717134-1] [6717134] [14-2912, 14-3071]
December 11, 2015 Opinion or Order Filing 702665163 Filed opinion of the court by Judge Flaum. AFFIRMED. William J. Bauer, Circuit Judge; Joel M. Flaum, Circuit Judge and Daniel A. Manion, Circuit Judge. [6714317-1] [6714317] [14-2912, 14-3071]
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Plaintiff - appellant: CITADEL SECURITIES LLC
Represented By: Ellen M. Wheeler
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Plaintiff - appellant: RONIN CAPITAL, LLC
Represented By: Ellen M. Wheeler
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Plaintiff - appellant: SUSQUEHANNA SECURITIES
Represented By: Ellen M. Wheeler
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Plaintiff - appellant: SUSQUEHANNA INVESTMENT GROUP
Represented By: Ellen M. Wheeler
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Defendant - appellee: CHICAGO BOARD OPTIONS EXCHANGE, INCORPORATED
Represented By: Paul E. Greenwalt
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Defendant - appellee: NASDAQ OMX PHLX, f/k/a Philadelphia Stock Exchange, Inc.
Represented By: Terrence P. Canade
Represented By: David J. Chizewer
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Defendant - appellee: NYSE ARCA, INCORPORATED, f/k/a Pacific Exchange, Incorporated
Represented By: David J. Chizewer
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Defendant - appellee: NYSE MKT LLC, f/k/a NYSE Amex LLC, f/k/a American Stock Exchange LLC
Represented By: David J. Chizewer
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