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
Hybrid, Classic Model
Open outcry and electronic exchange

Cboe C2 Options Exchange
Pro-Rata, Maker-Taker Model
All-electronic exchange

Cboe BZX Options Exchange
Price-Time, Maker-Taker Model
All-electronic exchange

Cboe EDGX Options Exchange
Classic Pro-Rata/Customer Priority/DMM Model
All-electronic exchange

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Cboe Market Volume

Summary of market volume and market share on the Cboe U.S. options exchanges.

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Latest News

January 28, 2022
Cboe Trader E-News for Friday, January 28, 2022
January 27, 2022
Update - Cboe Options Trading Floor Migration Details As previously announced, Cboe Global Markets is excited for the opening of its new Trading Floor located at 141 West Jackson. The new Trading Floor is expected to open in early-to-mid Q2, 2022 with testing ongoing. This notice is being issued to provide information regarding the new Trading Floor migration. Click on the title for complete details.
January 25, 2022
New Cboe Options Off Floor Designated Primary Market Maker Approval – AMS Derivatives B.V. Cboe Options Exchange (“C1”) has approved AMS Derivatives B.V. (AMS) as an Off-Floor DPM effective January 20, 2022. Please click the title for complete details.
January 21, 2022
Cboe Trader E-News for Friday, January 21, 2022
January 21, 2022
Update to Cboe Options Duplicative Order Risk Check Effective February 27, 2022, all Cboe-affiliated U.S. Options Exchanges will update the Duplicative Order Protection risk check functionality. Please click the title for complete details.
January 21, 2022
Cboe Options ‘Not Held’ Orders to be Bookable from PAR Effective January 31, 2022, Cboe Options Exchange (‘C1’) will allow ‘Not Held’ (FIX Tag 20012) orders to be individually booked from PAR using the ‘Book’ button. Please click the title for complete details.
January 20, 2022
Restriction on Transactions in Existing FLEX Option Series Expiring on Juneteenth on Cboe Options Exchange Effective January 21, 2022, all existing FLEX Option series with an expiration date that falls on June 20, 2022 will be subject to restrictions. The Exchange will be closed for business on June 20, 2022 to observe the Juneteenth National Independence Day. Transactions in contravention of this restriction may be subject to nullification. Please click title for complete details.
January 20, 2022
Update – Test Symbols Available in C1 Production Environment During Curb Session As previously announced, effective February 7, 2022, Cboe Options Exchange ("C1") will introduce a brief Curb session for proprietary VIX and SPX options products from 4:15 p.m. to 5:00 p.m. ET Monday through Friday, subject to regulatory review. Please click the title for complete details.
January 19, 2022
Update - Cboe Options Trading Floor Migration Details As previously announced, Cboe Global Markets is excited for the opening of its new Trading Floor located at 141 West Jackson. The new Trading Floor is expected to open in early-to-mid Q2, 2022 with testing ongoing. This notice is being issued to provide information regarding the new Trading Floor migration. Please click the title for complete details.
January 14, 2022
Cboe Trader E-News for Friday, January 14, 2022