On Wednesday, November 15, 2023, MEMX Options plans to release MEMOIR, MEMO, and FIX Drop version 1.6A to production. Version 1.6A can be downloaded here using the “upcoming version” link. Members that would like to upgrade to version 1.6A MEMO or FIX Drop should reach out to Market Ops. Updates are listed in the specification Errata included in the download.
MEMOIR Common v1.6A
**If your Firm subscribes to MEMOIR market data, there are”added” fields and a new message type that will be disseminated in Production starting Wednesday 11/15/2023.**
Our Market Operations and Member Experience teams are here for any of your questions.
MEMX Market Operations
1-833-415-6677
MEMX Member Experience
1-833-415-6369