Alerts and Notices Systems Alerts

Systems Alert 20-01: Start of Pre-Market Delayed – RESOLVED

9/23/20 08:15 ET – MEMX experienced an issue with market data ingestion in the Pre-Market. The issue has been fully resolved. The Pre-Market session opened at 08:15 ET. All MEMX systems are operating normally.

9/23/20 07:00 ET – MEMX is currently investigating a potential issue and will not open the pre-market session until further notice.