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 |
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| Price-Time, Maker-Taker Model |
| All-electronic exchange |
| Cboe EDGX Options Exchange |
|---|
| Classic Pro-Rata/Customer Priority/DMM Model |
| All-electronic exchange |
Cboe Options Exchange Overview
Value of a Physical Trading Floor
Latest News
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May 9, 2025
Cboe Trader E-News for Friday, May 9, 2025 -
May 7, 2025
Cboe Options Exchanges Restrictions on Transactions in Options on Palatin Technologies, Inc. (Option Symbol PTN) Effective May 07, 2025, Palatin Technologies, Inc., PTN will be delisted from the AMEX. Therefore, trading on Cboe Options (C1) Exchange in PTN options commencing on May 08, 2025, will be subject to certain restrictions described below. Please click title for complete details. -
May 6, 2025
Changes to Available Expirations for SPX Options Effective May 07, 2025, Cboe Options Exchange (“C1”) will begin offering the September 18, 2026, expiration for SPX. Please click title for complete details. -
May 5, 2025
Cboe Holiday Reminder – Modified Trading Hours on Monday, May 26, 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 Memorial Day. -
May 5, 2025
Cboe Silexx Announcement - May 5, 2025 Cboe Silexx is excited to announce the following enhancements. Please click the title for complete details. -
May 2, 2025
Cboe Trader E-News for Friday, May 2, 2025 -
May 2, 2025
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 1, 2025
Cboe Trading Floor Power Maintenance – Saturday, May 17, 2025 On Saturday, May 17, 2025, the Facilities Department will conduct maintenance on the electrical infrastructure on the Cboe Trading Floor at 141 Jackson. The electrical design allows each power source to be shut down individually without disrupting the network. Please click title for complete details. -
April 30, 2025
Cboe Options Exchange Fee Schedule Update Effective May 1, 2025 Effective trade date May 1, 2025, Cboe will introduce the following update to the Cboe Options Exchange (C1) fee schedule, subject to regulatory review. -
April 29, 2025
Cboe Options Updates SPX/SPXW Auction Response Intervals Effective May 12, 2025, Cboe Options Exchange (C1) will update the SPX/SPXW response time interval for Complex Order Auctions (COA) and Simple and Complex Automated Improvement Mechanism Auctions (AIM/C-AIM) from 500ms to 100ms.