Form 4: Edward Deitzel Reports MIAX Stock Tax Withholding

Edward Deitzel, EVP at Miami International Holdings, surrendered 5,939 shares to satisfy tax obligations related to restricted stock.

Summary

• Edward Deitzel, EVP, CRO, and CCO of MIAX Exchanges, reported a transaction involving 5,939 shares of common stock.
• The transaction occurred on June 11, 2026, at a price of $40.79 per share.
• The shares were surrendered to the company to satisfy tax withholding obligations associated with the vesting of restricted stock awards.
• Following this transaction, the reporting person maintains a direct beneficial ownership of 110,282 shares.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, as it represents a routine administrative tax settlement rather than a change in investment sentiment.

Positives

• The transaction was a mandatory tax withholding event rather than a discretionary open-market sale, indicating continued long-term alignment with the company.

Negatives

• The transaction resulted in a reduction of the reporting person's direct shareholding by 5,939 shares.

Risks

• None identified; this is a routine administrative transaction related to tax compliance.

Future Outlook

No forward-looking guidance or strategic outlook provided in this filing.

Industry Context

StockSavvy.ai notes that this filing is a standard regulatory disclosure for executive compensation and tax compliance within the financial exchange sector.

Comparison to Industry Standards

• The net settlement of restricted stock awards is a standard practice among publicly traded financial services firms to manage tax liabilities for executives.

Stakeholder Impact

• Minimal impact on shareholders as the transaction is a non-discretionary tax compliance measure.

Key Dates

Keywords

MIAX, Miami International Holdings, Form 4, Insider Trading, Tax Withholding, Equity Compensation