Alerts & Notices
Trader Alert
Trader Alert 21-24: UAT on August 14, 2021
2021-08-11 21:00

On Saturday, August 14, 2021, MEMX is planing to make the trading platform available for a UAT for Members to test in the production environment.

While there are no trading platform changes, MEMX is releasing a new query tool that can be accessed through the MEMX User Portal. Below is a list of query filters that will be available:

  • Order Date (Single date only)

  • Firm ID

  • Status (Open or Closed)

  • RiskGroup ID

  • MPID

  • Account ID

  • Client Order ID

  • Exchange Order ID

  • Symbol

  • Side

  • Price

  • Order Type (Market, Limit, Pegged)

  • TIF

  • Ability to Cancel Orders

Test Schedule for Saturday, August 14, 2021:

Time (Eastern)Trading Status
8:30A Session Available
9:00A Pre-Market
9:30A Market
12:00P Post-Market
1:00PPost-Market Closed
1:15P Session Closed
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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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