All Options Exchanges Regulatory Circulars
May 19, 2026
MIAX Emerald RC-2026-57
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbol MAIR Effective Wednesday, May 20, 2026
May 19, 2026
MIAX Emerald RC-2026-56
Position and Exercise Limits Increase for Symbol IBIT
May 18, 2026
MIAX Sapphire RC-2026-71
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Certain Symbols Effective Tuesday, May 19, 2026
May 18, 2026
MIAX Pearl RC-2026-67
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Certain Symbols Effective Tuesday, May 19, 2026
May 18, 2026
MIAX Options RC-2026-66
Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Tuesday, May 19, 2026
May 18, 2026
MIAX Emerald RC-2026-55
Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Tuesday, May 19, 2026
May 15, 2026
MIAX Sapphire RC-2026-70
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbol CBRS Effective Monday, May 18, 2026
May 15, 2026
MIAX Pearl RC-2026-66
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbol CBRS Effective Monday, May 18, 2026