Regulatory Alert, Trading Alert

MIAX Emerald

May 28, 2026 | 01:38 PM

MIAX Options and MIAX Emerald Options - Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Friday, May 29, 2026

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

  • CELESTICA, INC. (CLS)
  • DYCOM INDUSTRIES, INC. (DY)
  • INHIBRX BIOSCIENCES, INC. (INBX)
  • DIREXION DAILY MU BULL 2X SHARES (MUU)
  • SILICON MOTION TECHNOLOGY CORP. (SIMO)
  • TOWER SEMICONDUCTOR LTD. (TSEM)
The changes to the extended quote width requirements will be effective on Friday, May 29, 2026, and remain in effect through Tuesday, June 30, 2026, unless withdrawn by the Exchanges before that time.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.