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Alerts and Notices Trader Alerts

Trade Alert 22-01: Holiday Reminder – Closed January 17, 2022

MEMX will be closed Monday, January 17, 2022, in observance of the Martin Luther King, Jr. holiday. Normal trading will resume on Tuesday, January 18, 2022.

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605 Reports

November 2021

Rule 605 Disclosure of Order Execution Information

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Alerts and Notices Trader Alerts

Trader Alert 21-36: Christmas Schedule & 2022 Holiday Update

Christmas Holiday MEMX will be closed Friday, December 24, 2021, in observance of Christmas Day. 2022 Holiday Update MEMX has filed SR-MEMX-2021-17 to make Juneteenth National Independence Day a holiday of the Exchange. In 2022, Juneteenth National Independence Day will be observed on Monday, June 20, and MEMX will be closed that day in observance […]

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605 Reports

October 2021

Rule 605 Disclosure of Order Execution Information

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Alerts and Notices Trader Alerts

Trader Alert 21-32: Thanksgiving Holiday Schedule

MEMX will be closed Thursday, November 25, 2021, in observance of Thanksgiving. MEMX will follow an abbreviated trading schedule on Friday, November 26, 2021, in which the regular market session will conclude at 1:00 p.m. ET and the post-market session will conclude at 2:00 p.m. ET.   Thursday, November 25, 2021 – Closed   Friday, November 26, 2021 – Abbreviated Trading Schedule  Time (Eastern) […]

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605 Reports

September 2021

Rule 605 Disclosure of Order Execution Information

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605 Reports

August 2021

Rule 605 Disclosure of Order Execution Information

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Alerts and Notices Trader Alerts Uncategorized

Trader Alert 21-28: Reminder – MEMX Regulation SCI Disaster Recovery Testing

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 […]

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605 Reports

July 2021

Rule 605 Disclosure of Order Execution Information

Categories
Alerts and Notices Trader Alerts

Trader Alert 21-26: Holiday Reminder – Closed September 6, 2021

MEMX will be closed Monday, September 6, 2021 in observance of Labor Day. Normal trading will resume on Tuesday, September 7, 2021.