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 |
*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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July 17, 2025
New OCC Clearing Number 577 Please be advised that TD Securities (USA) LLC, OCC Clearing #577, has recently become a valid Clearing Number for trade executions on the BZX Options (BZX) Exchange. -
July 17, 2025
New OCC Clearing Number 577 Please be advised that TD Securities (USA) LLC, OCC Clearing #577, has recently become a valid Clearing Number for trade executions on the BZX Options (BZX) Exchange. -
July 17, 2025
Quarterly Rebalance of Option Class Tiers Reminder – 2nd Quarter 2025 Pursuant to Cboe Options Rule 5.50(g)(1) and EDGX Options Fees Schedule, each exchange rebalances the option class appointment unit tiers, excluding the "AA" tier, every calendar quarter based on national average daily volume (ADV), which may result in additions or deletions to each tier's composition. -
July 14, 2025
Cboe Options Announces Forced Opening Mechanism for Proprietary Classes in Wide Markets Effective trade date August 11, 2025, subject to regulatory review, all Cboe-affiliated U.S. Options Exchanges will modify the opening mechanism for proprietary classes, excluding the VSA constituent series, to include a force open timer. -
July 11, 2025
Cboe Traders Weekly for Friday, July 11, 2025 -
July 10, 2025
New OCC Clearing Number 234 Please be advised that ABN AMRO Clearing USA LLC, OCC Clearing #234, has recently become a valid Clearing Number for trade executions on BZX Options (BZX), Cboe Options (C1), C2 Options (C2), and EDGX Options (EDGX) Exchanges. -
July 10, 2025
New OCC Clearing Number 234 Please be advised that ABN AMRO Clearing USA LLC, OCC Clearing #234, has recently become a valid Clearing Number for trade executions on BZX Options (BZX), Cboe Options (C1), C2 Options (C2), and EDGX Options (EDGX) Exchanges. -
July 8, 2025
Cboe Options Exchanges Add Nanosecond Transaction Time Resolution to Market Data and Order Entry Effective September 8, 2025, all Cboe-affiliated U.S. Options Exchanges will update the DateTime and Time Offset data types to provide nanosecond precision transaction time in the market data feeds listed below. -
July 8, 2025
Reminder - 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. Please contact the Cboe NOC to schedule the migration of your current VPN tunnel if it is configured to connect to one of the following public IP addresses. -
July 8, 2025
Reminder - 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. Please contact the Cboe NOC to schedule the migration of your current VPN tunnel if it is configured to connect to one of the following public IP addresses.