On Thursday, January 25, 2024, MEMX Options plans on adding the following underliers: Underliers C-D Additional dates and details to follow Our Market Operations and Member Experience teams are here for any of your questions. MEMX Market Operations mops@memx.com 1-833-415-6677 MEMX Member Experience memberx@memx.com 1-833-415-6369
Category: Alerts and Notices
As previously announced here, MEMX Options released version 1.6C of its MEMO FIX and FIX Drop specifications. This update will be available in Production starting Tuesday, January 16, 2024. **If your Firm currently uses version 1.6 in Production you will receive TrdMatchID (FIX tag 880) on Cancel/Correct messages in MEMO FIX and FIX Drops starting Tuesday, January 16, 2024.** Our Market Operations and Member […]