Thomas P. Gallagher serves as Executive at MIAMI INTERNATIONAL HOLDINGS, INC., where they oversee executive responsibilities. Since joining the company, Thomas P. Gallagher has executed 6 insider transactions totaling $276.0K, demonstrating a bullish approach to their equity position. Their most recent transaction on Dec 23, 2025 involved gifting 2,000 shares valued at $0.
Thomas P. Gallagher currently holds 585,963 shares of MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Thomas P. Gallagher has been a net buyer of MIAX stock. They have purchased $276.0K and sold $0 worth of shares.
Thomas P. Gallagher's most recent insider trade was on Dec 23, 2025, when they sold 2,000 shares at $0.00 per share.
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| $33.90 |
| Discretionary |
| Aug 15, 2025 | MIAX | $0 | Conversion | 573,963 | $N/A | Discretionary |
| Aug 15, 2025 | MIAX | $0 | Conversion | 135,395 | $N/A | Discretionary |
| Aug 15, 2025 | MIAX | $0 | Conversion | 500 | $N/A | Discretionary |
| Aug 13, 2025 | MIAX | $276.0K | Purchase | 12,000 | $23.00 | Discretionary |