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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July 19, 2021
Cboe BYX Equities Periodic Auctions Launch Update Cboe is excited to bring Periodic Auctions on BYX Equities Exchange (“BYX”) to market. As a follow-up to the July 6 notice, we are postponing certification testing for Periodic Auctions to a future date to allow us to complete our rigorous testing process and ensure optimization of the auction process. Please click the title for complete details. -
July 16, 2021
Cboe Trader E-News for Friday, July 16, 2021 -
July 9, 2021
Cboe Trader E-News for Friday, July 9, 2021 -
July 6, 2021
Schedule Update – 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 20, 2021. Please click the title for complete details. -
July 2, 2021
Cboe Trader E-News for Friday, July 2, 2021 -
June 21, 2021
Cboe Holiday Reminder – Closed on Monday, July 5, 2021 All Cboe-affiliated U.S. Equities and U.S. Options Exchanges will be closed on Monday, July 5, 2021 in observance of Independence Day. Normal trading will resume on Tuesday, July 6, 2021. Please click the title for complete details. -
June 18, 2021
Cboe Trader E-News for Friday, June 18, 2021 -
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.