Form 4: Director Paul Stahlin Acquires MIAMI INTERNATIONAL HOLDINGS Stock

Director Paul Stahlin reported transactions involving the acquisition of 2,267 and 4,970 shares of common stock in MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX).

Summary

• Director Paul Stahlin acquired 2,267 shares of MIAMI INTERNATIONAL HOLDINGS, INC. common stock on June 15, 2026, with these shares being fully vested restricted stock units (RSUs).
• On June 16, 2026, Mr. Stahlin acquired an additional 4,970 shares of common stock, which are RSUs scheduled to vest on the last business day before the 2027 annual meeting of stockholders, contingent on his continued service.
• Following these transactions, Mr. Stahlin beneficially owns 42,143 shares of common stock.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral filing, as it represents routine insider stock acquisitions related to equity compensation rather than a significant strategic event or a change in management's financial outlook.

Positives

• Director Paul Stahlin has increased his beneficial ownership of MIAMI INTERNATIONAL HOLDINGS, INC. common stock.
• The acquisition of 2,267 shares represents fully vested RSUs, indicating a completed equity award.
• The acquisition of 4,970 shares represents future vesting, aligning management's interests with the company's long-term performance.

Future Outlook

The filing indicates that 4,970 restricted stock units are set to vest on the last business day immediately preceding the 2027 annual meeting of stockholders, subject to the reporting person's continued service.

Industry Context

StockSavvy.ai notes that Form 4 filings are standard disclosures for insider transactions, providing transparency into the holdings and activities of company directors and officers. These transactions can offer insights into management's confidence in the company's future prospects.

Stakeholder Impact

• Shareholders: Increased insider ownership can be viewed positively, signaling confidence from a director.
• Employees: The vesting of RSUs for a director highlights the company's equity-based compensation structure.

Next Steps

• Vesting of 4,970 RSUs on the last business day before the 2027 annual meeting of stockholders, contingent on continued service.

Key Dates

Keywords

MIAMI INTERNATIONAL HOLDINGS, MIAX, Form 4, Director, Stock Acquisition, Restricted Stock Units, RSUs, Beneficial Ownership