Market regulation · 11/03/2025Updated: 10/16/2026 · 1 min read
Self-Regulatory Organizations; MEMX LLC; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Extend the Exchange's Pre-Market Session To Begin at 4 a.m. Eastern Time
Summary
MEMX LLC has filed a proposed rule change to extend its pre-market session to begin at 4 a.m. Eastern Time, effective immediately.