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Regulatory Alert, Trading Alert

MIAX Options

May 18, 2026 | 01:42 PM

MIAX Options and MIAX Emerald Options - Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Tuesday, May 19, 2026

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

  • ARGENX SE (ARGX)
  • CEREBRAS SYSTEMS INC. (CBRS)
  • COHERENT CORP. (COHR)
  • CARPENTER TECHNOLOGY CORP. (CRS)
  • VICOR CORP. (VICR)
The changes to the extended quote width requirements will be effective on Tuesday, May 19, 2026, and remain in effect through Tuesday, June 30, 2026, unless withdrawn by the Exchanges before that time.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.