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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May 17, 2024
Cboe Trader E-News for Friday, May 17, 2024 -
May 16, 2024
Update - Change in Index Price Format for Cboe Mini-SPX Index (Symbol: XSP) and S&P 500 Settlement Reduced Index (Symbol: XSR) Effective July 22, 2024, the decimal scale for the Cboe Mini-SPX Index (Symbol: XSP) and S&P 500 Settlement Reduced Index (Symbol: XSR) prices will be expanded. Please click title for complete details. -
May 16, 2024
Update - Cboe Options Exchanges to Introduce Higher Bandwidth PITCH Feeds and Sunset 1G PITCH Feeds Beginning May 20, 2024 through July 29, 2024, 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. -
May 15, 2024
Daily Settlement Prices for MSCI ACWI Net Total Return Index (MSACW) for May 13, 2024 and May 14, 2024 The following daily settlement prices were not disseminated over the Cboe Global Indices Feed. Please click title for complete details. -
May 14, 2024
Daily Settlement Prices for MSCI USA Index (MSUSA) and MSCI World Index (MSWLD) Options for May 14, 2024 The following daily settlement prices were not disseminated over the Cboe Global Indices Feed on May 14, 2024. Please click title for complete details. -
May 14, 2024
Daily Settlement Prices for MSCI USA Index (MSUSA) and MSCI World Index (MSWLD) Options for May 13, 2024 The following daily settlement prices were not disseminated over the Cboe Global Indices Feed on May 13, 2024, due to a vendor related issue. Please click title for complete details. -
May 13, 2024
Reminder - Juneteenth Holiday Closure Impact on VIX Options and VX Futures The Juneteenth holiday on Wednesday, June 19, 2024, will impact Cboe Volatility Index (VIX) options and VX futures expiring during the third week of June 2024, as described below. -
May 10, 2024
Cboe Trader E-News for Friday, May 10, 2024 -
May 6, 2024
Cboe Options Exchange to Reduce SPX Intraday Initial Minimum Quote Size Requirements for Electronic Bids and Offers Effective trade date May 20, 2024, Cboe Options Exchange (C1) will reduce the initial minimum quote size requirements for intraday electronic bids and offers during the Regular Trading Hours (RTH) session in the SPX group of series. This change will update the corresponding requirements previously described in Cboe Options Regulatory Circular RG19-032. -
May 6, 2024
Cboe Holiday Reminder – Modified Trading Hours on Monday, May 27, 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 Memorial Day. All times referenced in this notice are ET.