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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Last updated
Most Active
The current, most actively traded securities on the Cboe Exchanges.
Latest News
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June 11, 2021
Cboe Trader E-News for Friday, June 11, 2021 -
June 4, 2021
Cboe Trader E-News for Friday, June 4, 2021 -
June 4, 2021
Cboe BYX Equities Announces Periodic Auctions Certification Availability Effective Q3 2021, Cboe BYX Equities Exchange (“BYX”) will introduce Periodic Auctions. Periodic Auctions will be available to test in the BYX certification environment starting July 7, 2021. The Periodic Auction process is a price forming auction that runs for a fixed time period of 100 milliseconds. The two Periodic Auction order types, outlined below, will only be available during the regular trading session and will be non-displayed. Please click the title for complete details. -
May 28, 2021
Cboe Trader E-News for Friday, May 28, 2021 -
May 21, 2021
Cboe Trader E-News for Friday, May 21, 2021 -
May 19, 2021
BZX Equities Changes Closing Auction Cutoff Time Effective June 11, 2021, Cboe BZX Equities Exchange ("BZX") will implement the following changes. The closing auction cutoff time will change from 3:55 p.m. ET to 3:59 p.m. ET. Additionally, the Market-On-Close (MOC)/Limit-On-Close (LOC) order cutoff time and Late-Limit-On-Close (LLOC) acceptance time will change from 3:55 p.m. ET to 3:59 p.m. ET. Please click the title for complete details. -
May 14, 2021
Cboe Trader E-News for Friday, May 14, 2021 -
May 7, 2021
Cboe Trader E-News for Friday, May 7, 2021 -
May 6, 2021
Cboe Memorial Day Holiday Reminder – Closed on Monday, May 31, 2021 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 31, 2021 in observance of Memorial Day. Please click the title for complete details. -
May 6, 2021
Reminder - MATCHNow Platform Migration Conference Call on May 11, 2021 At 12:30 p.m. EST on May 11, 2021, Cboe will hold a conference call for MATCHNow clients to discuss the implementation plan and schedule for integrating the MATCHNow trading platform to Cboe Technology. Please click the title for complete details.