MIAX Emerald® Options Regulatory Circulars
September 25, 2025
MIAX Emerald RC-2025-73
Changes to the Expanded Opening and Intra-day Quote Width Requirements and Order Monitor Settings for Certain Symbols Trading on MIAX Options and MIAX Emerald Options Beginning Wednesday, October 1, 2025, Through Wednesday, December 31, 2025
September 25, 2025
MIAX Emerald RC-2025-72
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 AACT (KDK) Effective Thursday, September 25, 2025
September 23, 2025
MIAX Emerald RC-2025-71
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 CMPO Effective Tuesday, September 23, 2025
September 19, 2025
MIAX Emerald RC-2025-70
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol NTSK Effective Monday, September 22, 2025
September 19, 2025
MIAX Emerald RC-2025-69
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbols Effective Monday, September 22, 2025
September 18, 2025
MIAX Emerald RC-2025-68
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol STUB Effective Friday, September 19, 2025
September 12, 2025
MIAX Emerald RC-2025-67
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol FIGR Effective Monday, September 15, 2025
September 11, 2025
MIAX Emerald RC-2025-66
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol KLAR Effective Friday, September 12, 2025