Cboe U.S. Equities
Cboe is currently one of the largest U.S. equities market operators 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.
Summary of market volume and market share by venue for the Cboe U.S. equities exchanges.
Book Viewer
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Most Active
The current, most actively traded securities on the Cboe Exchanges.
Latest News
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September 24, 2021
Cboe Trader E-News for Friday, September 24, 2021 -
September 24, 2021
Update - 2021 SIFMA/FIA and Reg SCI BCP/DR Test 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) and CFE requirements, Cboe is currently scheduled to host its annual BCP/DR test on Saturday, October 23, 2021. All U.S.-based Cboe equities, options, and futures platforms will be participating in this industry-wide event. Please click the title for complete details. -
September 22, 2021
VIX Index Spot Value Dissemination End Time Change Effective September 27, 2021, the Cboe Volatility Index (VIX) spot value dissemination end time will change. Please click the title for complete details. -
September 17, 2021
Cboe Trader E-News for Friday, September 17, 2021 -
September 16, 2021
Cboe Equities Changes to Pre and Post Market Re-Openings Effective October 6, 2021, all Cboe-affiliated U.S. Equities markets will harmonize the re-opening process following a trading halt, suspension, or pause during the pre-market and post-market sessions. This new process will apply to non-Cboe-listed securities on BZX and to all securities on BYX, EDGA, and EDGX. Please click the title for complete details. -
September 10, 2021
Cboe Trader E-News for Friday, September 10, 2021 -
September 10, 2021
Cboe to Observe Moment of Silence on Friday, September 10, 2021 Cboe Global Markets will join other market participants in observing a one-minute moment of silence at 9:03 a.m. ET this morning, the time when the second plane hit the second tower, to commemorate the twentieth anniversary of the 9/11 attacks and honor the victims, survivors, and their families. Please click the title for complete details. -
September 3, 2021
Cboe Trader E-News for Friday, September 3, 2021 -
August 27, 2021
Cboe Trader E-News for Friday, August 27, 2021 -
August 20, 2021
Cboe Trader E-News for Friday, August 20, 2021