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Self-Regulatory Organizations; Cboe BYX Exchange, Inc.; Notice of Filing of Amendment No. 1 and Order Instituting Proceedings to Determine Whether to Approve or Disapprove of a Proposed Rule Change, as Modified by Amendment No. 1, to Amend Exchange Rule 11.25(e) to Allow Users to Utilize the Exchange's Match Trade Prevention Functionality When Entering Periodic Auction Orders Onto the Exchange for Execution
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Last Reviewed or Updated: Dec. 18, 2025