U.S. Options

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

• IES HOLDINGS, INC. (IESC)
• MODINE MANUFACTURING, CO. (MOD)

The changes to the extended quote width requirements will be effective on Friday, June 5, 2026, and remain in effect through Tuesday, June 30, 2026, unless withdrawn by the Exchanges before that time.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:

• MIAX Options RC 2026-79
• MIAX Emerald Options RC 2026-63

Direct questions to the Regulatory Department at Regulatory@miaxglobal.com or (609) 897-7309.