Market regulation · 10/02/2025Updated: 10/16/2026 · 1 min read

Self-Regulatory Organizations; MEMX LLC; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Amend Rule 21.7 Related to the Exchange's Opening Procedures on MEMX Options

MEMX LLC has filed a proposed rule change to amend Rule 21.7, which relates to the exchange's opening procedures for MEMX options.