On May 27, 2022, MEMX released new minor versions of its MEMO FIX 1.9 and 1.10 specification to correct a typo. Version 1.9 Rev A and 1.10 Rev A include the following correction and can be downloaded here: Section 6.3 Logon initially identified DefaultCstmApplVerID as Tag 1480, but should have been identified as 1408. Tag […]
Month: May 2022
Effective Wednesday, June 1, 2022, MEMX will be implementing the following changes to transaction fees, subject to filing with the SEC: Adoption of a new Liquidity Provision Tier 1 (and renumbered the three existing Liquidity Provision Tiers to 2-4). Addition of alternative criteria under Liquidity Provision Tier 2. Modification of the required criteria and reduction […]
April 2022
Rule 605 Disclosure of Order Execution Information
MEMX will be closed Monday, May 30, 2022, in observance of Memorial Day. Normal trading will resume on Tuesday, May 31, 2022. MEMX Market Holiday Hours and Holiday Schedule 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