All Options Exchanges Regulatory Circulars
May 11, 2026
MIAX Emerald RC-2026-51
Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Tuesday, May 12, 2026
May 07, 2026
MIAX Sapphire RC-2026-65
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Certain Symbols Effective Friday, May 8, 2026
May 07, 2026
MIAX Sapphire RC-2026-64
New Selective Liquidity Auto Purge (SLAP) Functionality Implementation Date
May 07, 2026
MIAX Pearl RC-2026-61
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Certain Symbols Effective Friday, May 8, 2026
May 07, 2026
MIAX Options RC-2026-61
Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Friday, May 8, 2026
May 07, 2026
MIAX Emerald RC-2026-50
Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Friday, May 8, 2026
May 06, 2026
MIAX Sapphire RC-2026-63
Amendment to Exchange Rule 2040 Regarding Executing Certain Crossing Orders on the Trading Floor Immediately Without Annoucement to the Trading Crowd
May 05, 2026
MIAX Sapphire RC-2026-62
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol PS Effective Wednesday, May 6, 2026