MIAX Options® Alerts
Trading Alert, Regulatory Alert
MIAX Options
September 28, 2026 | 01:29 PM
MIAX Options and MIAX Emerald Options - Changes to the Expanded Opening and Intra-day Quote Width Requirements and Order Monitor Settings for Certain Symbols Beginning Thursday, October 1, 2026, Through Thursday, December 31, 2026
MIAX Options and MIAX Emerald Options will change the maximum valid bid/ask differentials for certain symbols traded on the Exchanges....
Regulatory Alert, Technical Alert, Trading Alert
MIAX Options
September 28, 2026 | 12:19 PM
MIAX Exchange Group - Options Exchanges - Have Revoked Self-Help on the BOX Options Exchange
Please be advised the MIAX Options, MIAX Pearl Options, MIAX Emerald Options & MIAX Sapphire Options Exchanges have revoked self-help on the BOX...
Technical Alert, Trading Alert, Regulatory Alert
MIAX Options
September 28, 2026 | 11:18 AM
MIAX Exchange Group - Options Exchanges - Have Declared Self-Help on the BOX Options Exchange
MIAX Options, MIAX Pearl Options, MIAX Emerald Options & MIAX Sapphire Options Exchanges have declared self-help on the BOX Options...
Technical Alert, Regulatory Alert, Trading Alert
MIAX Options
September 28, 2026 | 10:00 AM
MIAX Exchange Group - Options and Equities Markets - Technical Enhancements to the Member Firm Portal
The MIAX Exchange Group Member Firm Portal is undergoing a technical upgrade for enhanced user access and security. All users will...
Listing Alert
MIAX Options
September 24, 2026 | 01:16 PM
MIAX Exchange Group - Options Markets - Corporate Action Alert: enCore Energy Corporation (EU)
enCore Energy Corporation (EU) has announced a distribution effective for Friday, September 25, 2026. The MIAX Options, MIAX Pearl Options, MIAX Emerald...