Monday, December 02, 2019

Equity Trader Alert #2019 - 90
Testing Opportunity: Nasdaq, BX and PSX Market-Wide Circuit Breaker on Saturday, December 7, 2019

Category:

  • Industry Announcement

Markets Impacted:

Contact Information:

In coordination with other market participants, on Saturday, December 7, 2019, The Nasdaq Stock Market, Nasdaq BX and Nasdaq PSX will be participating in a Market-Wide Circuit Breaker (MWCB) Level 1 and 2 test between 9:00 am and 11:30 am ET.

Customers are encouraged to participate and test their ability to receive messages associated with MWCBs.

2019 Failover/Market-Wide Circuit Breaker Test Schedule

As a reminder, the SIPs have established the following Failover/MWCB Saturday testing schedule:

  • December 7, 2019 (SIP Failover; MWCB Level 1 & 2)

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