Cboe Options Exchanges
Cboe provides choice for our diverse trading customers by operating four U.S.-listed cash equity options markets, including the largest options exchange in the U.S. – Cboe Options Exchange.
Cboe Options Exchange |
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Hybrid, Classic Model |
Open outcry and electronic exchange |
Cboe C2 Options Exchange |
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Pro-Rata, Maker-Taker Model |
All-electronic exchange |
Cboe BZX Options Exchange |
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Price-Time, Maker-Taker Model |
All-electronic exchange |
Cboe EDGX Options Exchange |
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Classic Pro-Rata/Customer Priority/DMM Model |
All-electronic exchange |
Latest News
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June 3, 2024
Cboe Options Exchanges Restrictions on Transactions in Options on Galera Therapeutics Inc. (Option Symbol GRTX) Effective June 03, 2024, Galera Therapeutics Inc., GRTX will be delisted from the Nasdaq. Therefore, trading on Cboe Exchange, Inc. (“Cboe Options”) in GRTX options commencing on June 04, 2024, will be subject to certain restrictions described below. Please click title for complete details. -
June 3, 2024
Reminder - Cboe Options Exchanges to Introduce Higher Bandwidth PITCH Feeds and Sunset 1G PITCH Feeds Beginning May 20, 2024 through July 29, 2024, Cboe BZX Options (BZX), C2 Options (C2), and EDGX Options (EDGX) Exchanges will make various PITCH depth of book market data enhancements to provide customers faster, more efficient real-time market data feeds. -
June 3, 2024
Cboe Silexx Announcement – June 3, 2024 Cboe Silexx is excited to announce the following enhancements. Please click the title for complete details. -
May 31, 2024
Cboe Options Adds Two 10G Customer Switches on NY5 Effective immediately, Cboe Options Exchange (C1) has added two additional 10G switches to the NY5 datacenter customer access layer as part of ongoing switch hardware upgrades in the C1 environment. -
May 31, 2024
Cboe Trader E-News for Friday, May 31, 2024 -
May 31, 2024
Reminder - Cboe Options Exchange Announces Quoted Spread Book in Designated SPX/SPXW Complex Instruments Effective trade date June 24, 2024, Cboe is pleased to announce the availability of Quoted Spread Book (QSB) functionality on Cboe Options Exchange (C1), subject to regulatory review. -
May 29, 2024
Cboe Holiday Reminder – Modified Trading Hours on Wednesday, June 19, 2024 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 the Juneteenth National Independence Day holiday. -
May 28, 2024
Update - Cboe BZX Options Announces Release and Weekend Testing Dates for Unitized Architecture, BOEv3 Protocol Cboe BZX Options Exchange (BZX) is pleased to announce the release of version 3 of its Binary Order Entry (BOE) protocol on August 19, 2024, subject to regulatory review. The BOEv3 protocol will offer fixed length messages, a single gateway per matching unit, and enhanced determinism. -
May 24, 2024
Cboe Trader E-News for Friday, May 24, 2024 -
May 23, 2024
Cboe Options Updates Order and Execution Price Validation for SPX/SPXW Jelly Rolls Effective trade date June 3, 2024, Cboe Options Exchange (C1) will reject SPX/SPXW jelly roll limit orders if the net limit price is in a sub-nickel increment.