Form 4: MIAX Director Sells Stock Under 10b5-1 Plan

Judson Gray Teekell, a director at Miami International Holdings, Inc., sold 300 shares of common stock for $40.00 per share on March 25, 2026, under a pre-arranged 10b5-1 plan.

Summary

• Judson Gray Teekell, a Director of Miami International Holdings, Inc. (MIAX), executed a transaction on March 25, 2026.
• The transaction involved the sale of 300 shares of MIAX Common Stock.
• The shares were sold at a weighted average price of $40.00 per share.
• Following this transaction, Judson Gray Teekell beneficially owns 62,038 shares of Common Stock.
• The sale was conducted pursuant to a Rule 10b5-1 Plan, which was adopted by the reporting person on December 17, 2025.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a routine insider transaction under a pre-arranged plan, which typically carries a neutral sentiment as it's not indicative of new discretionary insights into the company's immediate prospects.

Negatives

• A director sold 300 shares of common stock, which can sometimes be perceived as a lack of confidence, although mitigated by the 10b5-1 plan.

Future Outlook

This Form 4 filing does not contain any forward-looking statements or guidance regarding the company's future outlook.

Industry Context

StockSavvy.ai notes that insider transactions, particularly sales, are closely watched by investors for signals about management's confidence in the company's future prospects. However, sales executed under a pre-arranged Rule 10b5-1 plan are generally viewed as less indicative of discretionary sentiment compared to open market sales, as they are scheduled in advance to avoid accusations of trading on material non-public information.

Stakeholder Impact

• Shareholders may note the director's sale, but the impact is mitigated by the pre-established 10b5-1 plan, suggesting it is for personal financial planning rather than a reaction to new company developments.

Key Dates

Recommendation

The sale of 300 shares by Director Judson Gray Teekell was conducted under a pre-established Rule 10b5-1 plan, indicating a planned transaction for personal financial management rather than a reaction to new material information. This type of routine insider sale generally does not provide a strong signal for a change in investment recommendation, thus a 'hold' stance is maintained, pending further company-specific or market developments.

Keywords

MIAX, Miami International Holdings, insider trading, Form 4, stock sale, 10b5-1 plan, director transaction