MIAX Sapphire® Options Alerts

Listing Alert

MIAX Sapphire

September 09, 2026 | 03:52 PM

MIAX Exchange Group - Options Markets - Corporate Action Alert - Gladstone Capital Corporation (GLAD)

Gladstone Capital Corporation (GLAD) has announced a distribution. Associated strike price adjustments will become effective on Thursday, September 10, 2026....

Listing Alert

MIAX Sapphire

September 09, 2026 | 03:02 PM

MIAX Exchange Group - Options Markets - Delisting of Gossamer Bio, Inc. (GOSS)

Gossamer Bio, Inc. (GOSS) will be delisted from the MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options Exchanges...

Listing Alert

MIAX Sapphire

September 09, 2026 | 10:45 AM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Select Defiance ETFs (OKLL) and (RGTZ)

Defiance Daily Target 2x Long OKLO ETF (OKLL) and Defiance Daily Target 2x Short RGTI ETF (RGTZ) have announced reverse stock splits...

Technical Alert, Trading Alert

MIAX Sapphire

September 09, 2026 | 09:59 AM

MIAX Exchange Group - Notification of 45-day retention period for all report types delivered via SFTP delivery service on October 5, 2026

Effective Monday, October 5, 2026, MIAX will implement a 45-day retention period for all report types delivered via SFTP for MIAX...

Trading Alert, Technical Alert

MIAX Sapphire

September 04, 2026 | 11:59 AM

MIAX Exchange Group - Options Exchanges - Planned Network Switch Hardware Refresh for CH4 (Disaster Recovery) Edge Switches and Mandatory Testing

On Friday, September 25, 2026, the MIAX Options, MIAX Pearl Options, MIAX Emerald Options and MIAX Sapphire Options Exchanges will...

Listing Alert

MIAX Sapphire

September 04, 2026 | 09:06 AM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Grupo Cibest S.A. (CIB)

Grupo Cibest S.A. (CIB) has announced a distribution effective for Tuesday, September 8, 2026. The MIAX Options, MIAX Pearl Options, MIAX Emerald...

News Alert

MIAX Sapphire

September 04, 2026 | 06:50 AM

Miami International Holdings Reports August 2026 Trading Results

Full details can be found in the attached press release. For further information, please visit www.miaxglobal.com or contact MIAX Trading Operations...

Trading Alert, Technical Alert

MIAX Sapphire

September 03, 2026 | 04:01 PM

MIAX Sapphire Options Exchange - Updated MEO Interface Specifications to Support Upcoming Aggregate Risk Manager (ARM) Origin Multiplier Enhancement

The MIAX Sapphire Options Exchange MIAX Express Order (MEO) Interface Specification has been updated to support the Aggregate Risk Manager...