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Alerts and Notices Trader Alerts

Trader Alert 20-03: BCP/DR Testing Scheduled for September 26, 2020

In coordination with other market centers, MEMX will host a test of its secondary/disaster recovery facilities on Saturday, September 26th, 2020.  The scope for this weekend test will be a full feature test of all exchange functionality in order to ensure that MEMX is able to quickly relocate data center operations from Secaucus, NJ to Chicago, […]

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Alerts and Notices Trader Alerts

Trader Alert 20-02: MEMX Fee Schedule

Click the button below for the fee schedule in text and CSV formats. To learn more about our initial fee schedule, read the press release.

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Alerts and Notices

MEMX Fee Schedule

(EFFECTIVE DECEMBER 1, 2021) Transaction Fees MEMX Members are charged per share fees or provided per share rebates based on shares executed within each of the fee code categories below. Fee Code Description Fee/(Rebate) – Securities at or above $1.00 (“A”) Fee/(Rebate) – Securities below $1.00 (“B”) B, D or J Added displayed volume $(0.0028) (0.05% of […]

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Effective Rule Filings Rule Filings

SR-MEMX-2020-07: Amendment to Rule 2.4

Date Filed: September 4, 2020 Description: Proposed rule change to amend the manner in which MEMX will designate certain Members to participate in its mandatory disaster recovery testing, pursuant to Regulation SCI and MEMX Rule 2.4 for calendar year 2020.

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Trader Alerts

Trader Alert 20-01: MEMX Launch Details

Phase Zero September 8th – Production Trading in all NMS test stocks. What connections are being used?Production Sessions. What Symbols are Active?All NMS test Symbols: ATEST, ATEST.A, ATEST.B, ATEST.C, CBO, CBX, CTEST, IBO, IGZ, NTEST, ZAZZT, ZBZX, ZBZZT, ZCZZT, ZEXIT, ZIEXT, ZJZZT, ZTEST, ZVV, ZVZZT, ZXIET, and ZXZZT. What is the schedule? Time (Eastern) Trading Status 7:30A […]