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Notice of Filing of a Proposed Rule Change Relating To Adopt a Delta-Adjusted at Close (DAC) Order Instruction That a User May Apply to an Order When Entering it Into the System for Execution in an Electronic or Open Outcry Auction
National Securities Exchanges, Cboe Exchange, Inc. (CBOE)
Notice of Filing of Amendment No. 1 and Order Instituting Proceedings To Determine Whether To Approve or Disapprove a Proposed Rule Change, as Modified by Amendment No. 1, To Adopt a Delta-Adjusted at Close Order Instruction
Notice of Designation of Longer Period for Commission Action on Proceedings To Determine Whether To Approve or Disapprove a Proposed Rule Change To Adopt a Delta-Adjusted at Close Order Instruction
Public Comments