Market regulation · 03/10/2012

Chicago Board Options Exchange, Incorporated Files Proposed Rule Change for AIM, SAM, and FLEX Electronic RFQs

The Chicago Board Options Exchange, Incorporated has filed a proposed rule change with the Securities and Exchange Commission, which, if approved, will take effect immediately, affecting the use of AIM, SAM, FLEX AIM, FLEX SAM, and FLEX Electronic RFQs.