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Regulatory Alert, Trading Alert

MIAX Emerald

March 19, 2026 | 01:44 PM

MIAX Options and MIAX Emerald Options - Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Friday, March 20, 2026

MIAX Options and MIAX Emerald Options will increase the maximum valid bid/ask differentials for the following symbols:

  • HCA HEALTHCARE, INC. (HCA)
  • TRANE TECHNOLOGIES PLC (TT)
The changes to the extended quote width requirements will be effective on Friday, March 20, 2026, and remain in effect through Tuesday, March 31, 2026, unless withdrawn by the Exchanges before that time.

For additional information on the expanded bid/ask differentials, please refer to the following Regulatory Circulars: Direct questions to the Regulatory Department at Regulatory@miaxglobal.com or (609) 897-7309.