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SR-MEMX-2025-34: Proposal to Amend the Exchange’s CAT Compliance Rules

Date Filed: December 11, 2025

Description: Proposal to amend Rule 4.7 of the Exchange’s CAT Compliance Rule to be consistent with the CAT NMS Plan that requires broker-dealers with a reporting obligation to the CAT to report whether an original receipt or origination of an order to sell an equity security is a short sale for which a market maker is claiming the bona fide market making exception in Rule 203(b)(iii) of Reg SHO.