MEMX has reported all trade data for May 2021. Please note that anomalies could be present in the May 2021 data due to a CTA processing issue which occurred May 5, 2021.
MEMX will be closed Monday, May 31, 2021 in observance of Memorial Day. Normal trading will resume on Tuesday, June 1, 2021.
On February 1, 2021, MEMX published Regulatory Notice 21-2: Mandatory Participation in Regulation SCI Disaster Recovery Testing. In coordination with other market centers as part of the SIFMA organized industry test, and in support of Regulation System Compliance and Integrity requirements, MEMX will host a test of its secondary/disaster recovery facilities on Saturday, October 23, 2021. The scope for […]
MEMX will be closed Friday, April 2, 2021, in observance of Good Friday. Normal trading will resume on Monday, April 5, 2021.
03/16/2021 – The issue has been resolved and routing will be enabled at 09:00 AM ET. All MEMX systems are operating normally. Trading on MEMX was not impacted. 03/16/2021 07:02 ET – MEMX has been made aware of a service provider connectivity issue impacting routing to away Exchanges and has therefore disabled routing. All MEMX systems […]
MEMX has declared self-help against LTSE per rule 611 of Regulation NMS. Routing to this destination has been suspended as of 11:51:47 ET. All MEMX systems are operating normally. MEMX Market Operations | email@example.com | 1-833-415-6677
Date: March 5, 2021 Description: CAT Clock Synchronization Certification Reminder – Due March 15th