U.S. Options

Market Wide Circuit Breaker Testing
Member Designation Standards

Dimensional California Municipal Bond ETF – DFCA

Simplify Opportunistic Income ETF – CRDT

2x Bitcoin Strategy ETF-BITX

Name and Symbol Change and Change to the Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options and MIAX Emerald Options for Symbol GNUS (TOON) Effective Monday, June 26, 2023

iShares Lithium Miners and Producers ETF- ILIT

iShares Copper and Metals Mining ETF- ICOP

Name and Symbol Change and Change to the Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options and MIAX Emerald Options for Symbol GNUS (TOON) Effective Monday, June 26, 2023