Federal Register #SR-MEMX-2026-17

SEC Notice: MEMX LLC Rule Change for Market Maker Class Appointment Cutoff Time

This notice concerns a proposed rule change by MEMX LLC, published by the Securities and Exchange Commission (SEC), regarding Market Maker Class Appointments for options contracts on the MEMX Exchange. - Government buyer: - Securities and Exchange Commission (SEC) - OEM/vendor mentioned: - MEMX LLC - Products/services requested: - No products or services are being procured; this is a regulatory notice - Notable requirements: - Amendment to Rule 22.3 changes the cutoff time for Options Market Makers to enter appointment requests from 9:00 a.m. to 6:00 a.m. Eastern Time - The new cutoff aligns with the User Portal's automatic cutoff time - The change is intended to streamline the process and reduce human error - The amendment is consistent with similar rules at other options exchanges (MIAX Options, MIAX Emerald, NYSE Arca Options, NYSE American Options) - No quantities, part numbers, or procurement-specific requirements are included, as this is not a solicitation for goods or services.

Description

MEMX LLC filed a proposed rule change to amend Rule 22.3 regarding Market Maker Class Appointments. The amendment clarifies the cutoff time for Options Market Makers to enter appointment requests for options contracts traded on the Exchange, changing the cutoff from 9:00 a.m. Eastern Time to 6:00 a.m. Eastern Time to align with the User Portal's automatic cutoff. This change aims to streamline the process, reduce human error, and is consistent with similar rules at other options exchanges. The rule change is effective immediately upon filing and does not impose an undue burden on competition.

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