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 |
*Cboe Exchange, Inc. is the legal name of this exchange, which for marketing purposes is sometimes referred to as Cboe Options or Cboe Options Exchange.
Cboe Options Exchange Overview
Value of a Physical Trading Floor
Latest News
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June 3, 2025
Cboe Options Exchanges Restrictions on Transactions in Options on ContextLogic Inc. (Option Symbol LOGC) Effective June 03, 2025, ContextLogic Inc., LOGC will be delisted from the NASDAQ. Therefore, trading on Cboe Options (C1) Exchange in LOGC options commencing on June 04, 2025, will be subject to certain restrictions described below. Please click title for complete details. -
June 2, 2025
Penny Program – Additional Classes to be Added All Cboe-affiliated US Options Exchanges (BZX Options, Cboe Options, C2 Options, and EDGX Options) will add the following new issues to the Penny Program on the effective date listed below. Please click title for complete details. -
May 30, 2025
Cboe Traders Weekly for Friday, May 30, 2025 -
May 30, 2025
Cboe Holiday Reminder - Modified Trading Hours on Thursday, June 19, 2025 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 Juneteenth National Independence Day. -
May 28, 2025
Cboe VPN Firewall Migration - Action Required Effective immediately, Cboe Network Engineering and Network Security are migrating all existing IPSec tunnels to new infrastructure service platforms. -
May 27, 2025
Update - Cboe Options Exchange Offers New Order Handler Cabinet Effective trade date June 2, 2025, Cboe Options Exchange (C1) will be adding a new Order Handler cabinet. Cboe will not be performing a rebalance of existing logical ports when the new cabinet is added. -
May 27, 2025
Cboe Silexx Announcement – May 27, 2025 Cboe Silexx is excited to announce the following enhancements. Please click the title for complete details. -
May 23, 2025
Cboe Traders Weekly for Friday, May 23, 2025 -
May 23, 2025
Change to Daily Closing Time for Options on a Certain Exchange Traded Product All Cboe-affiliated US Options Exchanges will change the daily closing time for options on a certain exchange-traded product (ETP) from 4:00 p.m. ET to 4:15 p.m. ET on the effective date listed below. This change applies to all existing options and related FLEX options for the ETP class identified below. Please click title for complete details. -
May 23, 2025
Cboe Options Exchanges Update Maximum Price Check Buffer Amount Effective June 2, 2025, on Cboe Options (C1), Cboe C2 Options (C2), and EDGX Options (EDGX) Exchanges, Cboe will update the maximum price check buffer amount to zero for Vertical, Butterfly, and Box spreads.