Cboe U.S. Equities
Cboe is currently the second-largest U.S. equities market operator on any given day. We operate four U.S. equities exchanges – the BZX Exchange, BYX Exchange, EDGA Exchange, and EDGX Exchange. Cboe Global Markets (formerly CBOE Holdings, Inc.) acquired Bats Global Markets, the prior operator of these exchanges, in February 2017. To learn more about that transaction, click here.
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Cboe Trader E-News for Friday, May 22, 2020
May 22, 2020
Cboe Memorial Day Holiday Reminder – Closed on Monday, May 25, 2020
Cboe BYX Exchange, BZX Exchange, EDGA Exchange, EDGX Exchange, BZX Options Exchange, Cboe Options Exchange, C2 Options Exchange, and EDGX Options Exchange will be closed on Monday, May 25, 2020 in observance of Memorial Day. Normal trading will resume on Tuesday, May 26, 2020. Please click the title for complete details.
May 13, 2020
2020 SIFMA/FIA and Reg SCI BCP/DR Test Plan
In coordination with other market centers, as part of the annual SIFMA/FIA industry test and in support of Regulation Systems Compliance and Integrity (SCI) requirements, Cboe is currently scheduled to host its annual BCP/DR test on Saturday, October 24, 2020. Please click the title for complete details.
April 21, 2020
Cboe Holiday Reminder – Closed on Friday, April 10, 2020
Cboe U.S. Equities Exchanges (BYX, BZX, EDGA, and EDGX Equities) and U.S. Options Exchanges (BZX, Cboe, C2, and EDGX Options) will be closed on Friday, April 10, 2020 in observance of Good Friday.
Normal trading will resume on Monday, April 13, 2020. Please click the title for complete details.
March 26, 2020
Cboe Order Handling Procedures Following Market-Wide Circuit Breaker Halts
As a reminder, information regarding the handling of orders on the Cboe equities exchanges (BZX Equities, BYX Equities, EDGX Equities, and EDGA Equities) as a result of a market-wide circuit breaker halt can be found on the third page of the Cboe US Equities Opening Process document as well as within the “Cboe BYX, BZX, EDGA, and EDGX Exchange” sections of the CTA or UTP Plan documents (e.g. SIP Market-Wide Circuit Breaker Overview). Please click the title for complete details.
March 11, 2020
Cboe Novel Coronavirus Update
Please be advised that Cboe is continuing to closely monitor the current situation regarding the novel coronavirus (COVID-19). Cboe has reviewed its pandemic planning procedures and is prepared to respond appropriately if and when the situation progresses. Please click the title for complete details.
March 5, 2020
CSMI Index Values Update
The following Index value will begin disseminating over the CSMI feed. Please click title for complete details.
March 3, 2020
Reminder: Cboe Equities to Implement LULD Plan Amendment 18 on February 24, 2020
As previously announced, effective Monday, February 24, 2020 Cboe BYX Exchange, BZX Exchange, EDGA Exchange, and EDGX Exchange will implement Amendment 18 to the Limit Up Limit Down Plan in coordination with other market participants. Please click the title for complete details.
February 19, 2020
Cboe EDGA Equities Exchange Routing Strategy Update – Conversion of CLC to DRT
Effective March 2, 2020, subject to regulatory review, Cboe EDGA Equities (“EDGA”) Exchange will replace the Comprehensive Liquidity Check (CLC) routing mechanism used for seeking non-lit liquidity with the Dark Routing Technique (DRT) mechanism in order to harmonize the routing offerings across Cboe Equities Exchanges. In addition, EDGA will consolidate multiple routing strategies with similar execution objectives. Please click the title for complete details.
February 14, 2020
Cboe Trader E-News for Friday, February 7, 2020
February 7, 2020