U.S. Option System Status
  • MIAX Options

  • MIAX Pearl

  • MIAX Emerald

  • MIAX Sapphire

All Options Exchanges Alerts

Technical Alert, Trading Alert

MIAX Emerald

December 02, 2025 | 01:22 PM

MIAX Emerald Options - Maintenance 1G LL Shared Extranet Switch Infrastructure

The MIAX Emerald Options Exchange will perform maintenance on the 1G Low Latency (LL) shared extranet switch infrastructure (NY4) after...

Listing Alert

MIAX Options

December 02, 2025 | 12:53 PM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Sutro Biopharma, Inc. (STRO)

Sutro Biopharma, Inc. (STRO) has announced a reverse stock split effective for Wednesday, December 3, 2025. On this date, the current STRO...

Listing Alert

MIAX Sapphire

December 02, 2025 | 12:53 PM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Sutro Biopharma, Inc. (STRO)

Sutro Biopharma, Inc. (STRO) has announced a reverse stock split effective for Wednesday, December 3, 2025. On this date, the current STRO...

Listing Alert

MIAX Pearl

December 02, 2025 | 12:53 PM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Sutro Biopharma, Inc. (STRO)

Sutro Biopharma, Inc. (STRO) has announced a reverse stock split effective for Wednesday, December 3, 2025. On this date, the current STRO...

Listing Alert

MIAX Emerald

December 02, 2025 | 12:53 PM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Sutro Biopharma, Inc. (STRO)

Sutro Biopharma, Inc. (STRO) has announced a reverse stock split effective for Wednesday, December 3, 2025. On this date, the current STRO...

Trading Alert, Regulatory Alert

MIAX Pearl

December 02, 2025 | 07:46 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 AMRK (GOLD) Effective Tuesday, December 2, 2025

A-Mark Precious Metals, Inc. (“AMRK”) had a name and symbol change to Gold.com, Inc. (“GOLD”) and transferred primary listing from...

Trading Alert, Regulatory Alert

MIAX Options

December 02, 2025 | 07:46 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 AMRK (GOLD) Effective Tuesday, December 2, 2025

A-Mark Precious Metals, Inc. (“AMRK”) had a name and symbol change to Gold.com, Inc. (“GOLD”) and transferred primary listing from...

Trading Alert, Regulatory Alert

MIAX Sapphire

December 02, 2025 | 07:46 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 AMRK (GOLD) Effective Tuesday, December 2, 2025

A-Mark Precious Metals, Inc. (“AMRK”) had a name and symbol change to Gold.com, Inc. (“GOLD”) and transferred primary listing from...