December 30, 2025
MIAX Options RC-2025-106
Change to the Penny Interval Program for January 2, 2026
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MIAX Futures
MIAX Futures-DCM-25-50
Effective / Approved
Rule Certification Submission Pursuant to Regulation 40.6(a)
December 30, 2025
MIAX Sapphire
SR-SAPPHIRE-2025-46
Effective / Approved
Amend the Fee Schedule related to ORF to extend the current sunset date of December 31, 2025 to June 30, 2026.
December 29, 2025
December 29, 2025
MIAX Sapphire RC-2025-127
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 ABL (ABX) Effective Tuesday, December 30, 2025
December 29, 2025
MIAX Emerald RC-2025-104
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 ABL (ABX) Effective Tuesday, December 30, 2025
December 29, 2025
MIAX Pearl RC-2025-107
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 ABL (ABX) Effective Tuesday, December 30, 2025
December 29, 2025
MIAX Options RC-2025-105
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 ABL (ABX) Effective Tuesday, December 30, 2025
December 26, 2025
MIAX Sapphire RC-2025-126
Changes to the Expanded MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor Settings for Certain Symbols Beginning Friday, January 2, 2026, Through Tuesday, March 31, 2026
December 26, 2025
MIAX Emerald RC-2025-103
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 Friday, January 2, 2026, Through Tuesday, March 31, 2026
December 26, 2025
MIAX Pearl RC-2025-106
Changes to the Expanded MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor Settings for Certain Symbols Beginning Friday, January 2, 2026, Through Tuesday, March 31, 2026