MIAX Emerald® Options Regulatory Circulars
October 16, 2026
MIAX Emerald RC-2026-116
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 CECO Effective Monday, October 19, 2026
October 13, 2026
MIAX Emerald RC-2026-115
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 NXDR Effective Wednesday, October 14, 2026
October 07, 2026
MIAX Emerald RC-2026-114
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 TCBI Effective Thursday, October 8, 2026
October 05, 2026
MIAX Emerald RC-2026-113
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 PSKY (SKYD) Effective Tuesday, October 6, 2026
October 05, 2026
MIAX Emerald RC-2026-112
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 LUMN Effective Tuesday, October 6, 2026
October 05, 2026
MIAX Emerald RC-2026-111
Change to the Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Certain Symbols Effective Monday, October 5, 2026
September 29, 2026
MIAX Emerald RC-2026-110
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 Wednesday, September 30, 2026
September 28, 2026
MIAX Emerald RC-2026-109
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 Thursday, October 1, 2026, Through Thursday, December 31, 2026