• Miami International Holdings EVP, CISO, CRO Jayabalan Harish sold 20,000 common shares on June 8-9 at about USD 40.12, 40.04.
• Sales followed option exercises at USD 12 for 10,217 shares on June 8, 9,783 shares on June 9.
• Directly held common shares were unchanged at 73,405 following the transactions.
• Directly held nonqualified stock options fell to 834 from 20,617.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Miami International Holdings Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0002080538-26-000002), on June 10, 2026, and is solely responsible for the information contained therein.