Comments on ISE Gemini Rulemaking

Order Instituting Proceedings to Determine Whether to Approve or Disapprove Proposed Rule Change Relating to Market Maker Risk Parameters

(Release No. 34-72454; File No. SR-ISEGemini-2014-09)

Aug. 18, 2014	Andrew Stevens, General Counsel, IMC Chicago, LLC d/b/a IMC Financial Markets
Jul. 29, 2014	John Kinahan, CEO, Group One Trading, L.P., Chicago, Illinois
Jul. 29, 2014	Sebastiaan Koeling, Chief Executive Officer, Optiver US LLC
Jul. 28, 2014	Brent E. Hippert, CEO / CCO Hardcastle Trading USA LLC, Secaucus, New Jersey
Jul. 24, 2014	Andrew Killion, Chief Executive Officer, Akuna Securities LLC, Chicago, Illinois