The following updates pertain to the MEMX Options exchange launch. Schedule Updates: 1. Pre-Production Environment : Monday, June 12, 2023: Port requests, order entry, order cancel, execution, and drop copy functionality, along with market data Login and market data details provided upon request by emailing mops@memx.com 2. MEMX Options Development Environment (MODE): Monday, August 7, 2023: […]
Author: Lauren Strathman
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April 2023
Rule 605 Disclosure of Order Execution Information
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March 2023
Rule 605 Disclosure of Order Execution Information
On February 8, 2023, MEMX published Regulatory Notice 23-01: Mandatory Participation in Regulation SCI Disaster Recovery Testing. In coordination with other market centers as part of SIFMA BCP testing, and in support of Regulation System Compliance and Integrity requirements, MEMX will host a test of its secondary/disaster recovery facilities on Saturday, October 14, 2023. The scope […]
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February 2023
Rule 605 Disclosure of Order Execution Information
The Securities Information Processors (“SIPs”) will conduct data center failover testing as well as Market-Wide Circuit Breaker (“MWCB”) breach Level 1 and 2 on Saturday, April 1, 2023. In coordination with other market participants, MEMX will participate in the test and published a test script: MEMX 2023 Market-Wide Circuit Breaker Test Script. Certain members designated by MEMX […]