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.
North American Equities Insights
Summary of market volume and market share by venue for the Cboe U.S. equities exchanges.
Book Viewer
| Orders Accepted | Total Volume | Expand All | Select MIC to filter: | |
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| Top of Book | Last 10 Trades | ||||||
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| Shares | Price | Time | Price | Shares | |||
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Last updated
Most Active
The current, most actively traded securities on the Cboe Exchanges.
Latest News
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May 26, 2023
Cboe Trader E-New for Friday, May 26, 2023 -
May 24, 2023
Correction - Cboe BYX Equities Exchange Updates RPI Indicator Effective June 14, 2023, Cboe BYX Equities Exchange (“BYX”) will disseminate a Retail Price Improvement message when the resting Retail Price Improvement (“RPI”) order is priced better than the NBBO. Please click the title for complete details. -
May 24, 2023
Cboe BYX Equities Exchange Updates RPI Indicator Effective June 14, 2023, Cboe BYX Equities Exchange (“BYX”) will disseminate a Retail Price Improvement message when the resting Retail Price Improvement (“RPI”) order is priced at or better than the NBBO. Please click the title for complete details. -
May 19, 2023
Cboe Trader E-News for Friday, May 19 -
May 19, 2023
Cboe Equities to Update Direct Feeds for NBBO Calculations and Routing Decisions Effective May 22, 2023, Cboe BYX Equities Exchange (“BYX”), and effective May 25, 2023, Cboe BZX Equities (“BZX”), Cboe EDGA Equities (“EDGA”), and Cboe EDGX Equities (“EDGX”) Exchanges will begin utilizing MEMX proprietary market data feeds as the primary source of MEMX market data for NBBO calculations and routing decisions. Please click the title for complete details. -
May 12, 2023
Cboe Trader E-News for Friday, May 12, 2023 -
May 10, 2023
Cboe BZX Equities to Update Matching Unit Distribution for Listed Symbols Effective immediately, any new non-IPO corporate listings added for trading on the Cboe BZX Equities Exchange (“BZX”) will trade on matching units 32-34, and effective June 8, 2023, the symbol CBOE will transition from matching unit 35 to matching unit 34. Following the June 8, 2023 effective date, matching unit 35 will be reserved for new corporate IPOs and select test symbols. Please click the title for complete details. -
May 8, 2023
Cboe Holiday Reminder - Modified Trading Hours on Monday, May 29, 2023 The table below outlines the modified trading schedules for the Cboe Options Exchanges (Cboe Options (“C1”), C2, BZX, and EDGX Options) and the Cboe U.S. Equities Exchanges (BYX, BZX, EDGA, and EDGX Equities) in observance of Memorial Day. All times referenced in this notice are ET. Please click the title for complete details. -
May 5, 2023
Cboe Trader E-News for Friday, May 5, 2023 -
May 5, 2023
Cboe BZX Equities Amending March Fee Changes On May 4, 2023, the SEC suspended the Cboe BZX Equities Exchange (“BZX”) March 2023 fee filing, related to BZX’s step-up tiers (see SR-CboeBZX-2023-020). Note, however, that the BZX fees filed with the SEC for May 2023 are not impacted. Please click the title for complete details.