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Alerts and Notices Product Notices

Product Notice 21-36: Additional Exchange Products Approved for Trading

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Alerts and Notices Product Notices

Product Notice 21-34 to 21-35: Additional Exchange Products Approved for Trading

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Alerts and Notices Systems Alerts

Systems Alert 21-02: 2/8/21 Issue Summary

On February 8, 2021, the Exchange experienced an issue with its Ticker Plant during pre-market start-up procedures. The Exchange delayed the open of the pre-market session until 07:14 ET. At 07:14 ET the Exchange opened utilizing back-up Ticker Plant processes. The Exchange moved back to primary Ticker Plant processes at 08:52 ET prior to the […]

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Alerts and Notices Trader Alerts

Trader Alert 21-07: NMS Routing Roll Out Schedule Starting February 17, 2021

MEMX will begin routing on February 17, 2021. In order to participate, the MEMX Routing Agreement needs to be completed. Routing Agreement Phase 1: Wednesday, February 17, 2021 All NMS test symbols and the following list of symbols will be enabled in production for NMS routing: AAPL, ACST, AEZS, AMC, ARTL, BB, ED, GE, GEVO, […]

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Alerts and Notices Product Notices

Product Notice 21-33: Additional Exchange Products Approved for Trading

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Alerts and Notices Trader Alerts

Trader Alert 21-06: Holiday Reminder – Closed February 15, 2021

MEMX will be closed Monday, February 15, 2021, in observance of the Presidents’ Day holiday. Normal trading will resume on Tuesday, February 16, 2021.  

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Alerts and Notices Systems Alerts

Systems Alert 21-01: Start of Pre-Market Session Delayed – RESOLVED

02/08/2021 07:17 ET – MEMX experienced an issue with its Pre-Market start-up process. The issue has been fully resolved. The Pre- Market session opened at 07:14 ET. All MEMX systems are operating normally. 02/08/2021 06:50 ET – MEMX is currently investigating a potential issue and will not open the pre-market session until further notice.

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Alerts and Notices Regulatory Notices

Regulatory Notice 21-03: Waiver of Requirement for Certain Members to Provide Broker-Dealer Annual Reports (Including Audited Financials) to MEMX

Date: February 4, 2021 Description: Waiver of Requirement for Members for Which MEMX is Not the DEA to Provide Broker-Dealer Annual Reports (Including Audited Financials) to MEMX

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Alerts and Notices Product Notices

Product Notice 21-31 to 21-32: Additional Exchange Products Approved for Trading

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Alerts and Notices Product Notices

Product Notice 21-30: Additional Exchange Products Approved for Trading