U.S. Option System Status
-
MIAX Options
-
MIAX Pearl
-
MIAX Emerald
-
MIAX Sapphire
All Options Exchanges Alerts
Regulatory Alert, Trading Alert
MIAX Emerald
September 25, 2025 | 01:24 PM
Changes to the Expanded Opening and Intra-day Quote Width Requirements and Order Monitor Settings for Certain Symbols Trading on MIAX Options and MIAX Emerald Options Beginning Wednesday, October 1, 2025, Through Wednesday, December 31, 2025
MIAX Options and MIAX Emerald Options will change the maximum valid bid/ask differentials for certain symbols traded on the Exchanges....
Trading Alert, Regulatory Alert
MIAX Sapphire
September 25, 2025 | 08:21 AM
MIAX Exchange Group - Options Markets - Change to the Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol AACT (KDK) Effective Thursday, September 25, 2025
Ares Acquisition Corporation II (AACT) has a name and symbol change to Kodiak AI, Inc. (KDK) and transfers primary listing...
Trading Alert, Regulatory Alert
MIAX Options
September 25, 2025 | 08:21 AM
MIAX Exchange Group - Options Markets - Change to the Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol AACT (KDK) Effective Thursday, September 25, 2025
Ares Acquisition Corporation II (AACT) has a name and symbol change to Kodiak AI, Inc. (KDK) and transfers primary listing...
Trading Alert, Regulatory Alert
MIAX Emerald
September 25, 2025 | 08:21 AM
MIAX Exchange Group - Options Markets - Change to the Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol AACT (KDK) Effective Thursday, September 25, 2025
Ares Acquisition Corporation II (AACT) has a name and symbol change to Kodiak AI, Inc. (KDK) and transfers primary listing...
Trading Alert, Regulatory Alert
MIAX Pearl
September 25, 2025 | 08:21 AM
MIAX Exchange Group - Options Markets - Change to the Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol AACT (KDK) Effective Thursday, September 25, 2025
Ares Acquisition Corporation II (AACT) has a name and symbol change to Kodiak AI, Inc. (KDK) and transfers primary listing...
Listing Alert, Trading Alert, Regulatory Alert
MIAX Options
September 24, 2025 | 06:26 PM
MIAX Exchange Group - Options Markets - Corporate Action Alert: Ares Acquisition Corporation II (AACT) will change its name and trading symbol to Kodiak AI, Inc. (KDK)
Ares Acquisition Corporation II (AACT) will change its name and trading symbol to Kodiak AI, Inc. (KDK) effective on Thursday, September...
Listing Alert, Trading Alert, Regulatory Alert
MIAX Pearl
September 24, 2025 | 06:26 PM
MIAX Exchange Group - Options Markets - Corporate Action Alert: Ares Acquisition Corporation II (AACT) will change its name and trading symbol to Kodiak AI, Inc. (KDK)
Ares Acquisition Corporation II (AACT) will change its name and trading symbol to Kodiak AI, Inc. (KDK) effective on Thursday, September...
Listing Alert, Trading Alert, Regulatory Alert
MIAX Sapphire
September 24, 2025 | 06:26 PM
MIAX Exchange Group - Options Markets - Corporate Action Alert: Ares Acquisition Corporation II (AACT) will change its name and trading symbol to Kodiak AI, Inc. (KDK)
Ares Acquisition Corporation II (AACT) will change its name and trading symbol to Kodiak AI, Inc. (KDK) effective on Thursday, September...