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Alerts and Notices Trader Alerts

Trader Alert 22-04: Holiday Reminder – Closed February 21, 2022

MEMX will be closed Monday, February 21, 2022, in observance of the Presidents’ Day holiday. Normal trading will resume on Tuesday, February 22, 2022. MEMX Market 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 

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Alerts and Notices Regulatory Notices

Regulatory Notice 22-02: CAT Clock Synchronization Certification Reminder – Due March 15th

Date: February 10, 2022 Description: CAT Clock Synchronization Certification Reminder – Due March 15th

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Alerts and Notices Product Notices

Product Notice 22-43 to 22-46: Additional Exchange Products Approved for Trading

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Alerts and Notices Product Notices

Product Notice 22-40 to 22-42: Additional Exchange Products Approved for Trading

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Alerts and Notices Trader Alerts

Trader Alert 22-03: Market Data Fees Effective April 1, 2022

Effective Friday, April 1, 2022, MEMX will be implementing the following fees for market data products as set forth below, subject to filing with the SEC.     Delivery MEMOIR DEPTH MEMOIR TOP MEMOIR LAST SALE Internal Distributor  $1,500  $750  $500  External Distributor  $2,500  $2,000  $2,000  Non-Display Usage not by Trading Platforms  $1,500  N/A N/A Non-Display Usage […]

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Alerts and Notices Product Notices

Product Notice 22-37 to 22-39: Additional Exchange Products Approved for Trading

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Alerts and Notices Product Notices

Product Notice 22-36: Additional Exchange Products Approved for Trading

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Alerts and Notices Product Notices

Product Notice 22-33 to 22-35: Additional Exchange Products Approved for Trading

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Alerts and Notices Regulatory Notices

Regulatory Notice 22-01: Mandatory Participation in Regulation SCI Disaster Recovery Testing

Date: February 2, 2022 Description: Mandatory Participation in Regulation SCI Disaster Recovery Testing  

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Alerts and Notices Product Notices

Product Notice 22-30 to 22-32: Additional Exchange Products Approved for Trading