List of insiders holdings for MIAMI INTERNATIONAL HOLDINGS INC.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | STAHL MURRAY HORIZON KINETICS ASSET MANAGEMENT LLC Director | 2026-05-21 12:00:58 | 7,400,316 0 | 7,400,316 | Form 13D |
| 2 | HORIZON KINETICS ASSET MANAGEMENT LLC 10% Owner | 2026-05-21 17:21:22 | 0 4,626,642 | 4,626,642 | Form 4 |
| 3 | Gallagher Thomas P. Chairman & CEO | 2026-06-18 16:13:45 | 983,599 0 | 983,599 | Form 4 |
| 4 | Comly Barbara J. EVP, GC & Corporate Secretary | 2026-06-18 16:16:00 | 923,247 0 | 923,247 | Form 4 |
| 5 | Alnakib Abdulwahab A Director | 2026-06-18 17:24:13 | 4,970 529,954 | 534,924 | Form 3 |
| 6 | Schafer Douglas M. JR EVP and CIO | 2026-06-18 16:24:04 | 411,380 0 | 411,380 | Form 4 |
| 7 | Brown Shelly EVP, Chief Strategy Officer | 2026-06-18 16:17:24 | 392,336 0 | 392,336 | Form 4 |
| 8 | Smollen John EVP, New Product Development | 2026-06-18 16:26:33 | 185,881 0 | 185,881 | Form 4 |
| 9 | Emmons Lance EVP and CFO | 2026-06-18 16:21:22 | 159,884 0 | 159,884 | Form 4 |
| 10 | Eckert Kurt M. Director | 2026-06-17 16:19:53 | 157,325 0 | 157,325 | Form 4 |
| 11 | Deitzel Edward EVP, CRO, CCO MIAX Exchanges | 2026-06-18 16:29:08 | 129,187 0 | 129,187 | Form 4 |
| 12 | Jayabalan Harish EVP, CISO and CRO | 2026-06-18 16:31:56 | 115,358 0 | 115,358 | Form 4 |
| 13 | Schwarzkopf Cynthia Director | 2026-06-17 16:39:16 | 93,687 0 | 93,687 | Form 4 |
| 14 | Teekell Judson Gray Director | 2026-06-17 16:22:42 | 78,251 0 | 78,251 | Form 4 |
| 15 | Raymond Mark F. Director | 2026-06-17 16:29:01 | 67,064 0 | 67,064 | Form 4 |
| 16 | Stahlin Paul Director | 2026-06-17 16:27:06 | 42,143 0 | 42,143 | Form 4 |
| 17 | Al-Bahar Talal Jassim Director | 2026-06-17 17:04:02 | 40,891 0 | 40,891 | Form 4 |
| 18 | Sites Eric Director | 2026-06-17 15:19:32 | 39,412 0 | 39,412 | Form 4 |
| 19 | Beckelman John Director | 2026-06-17 16:24:58 | 15,904 0 | 15,904 | Form 4 |
| 20 | Moore Lisa Director | 2026-06-17 16:31:43 | 12,737 0 | 12,737 | Form 4 |
| 21 | BROWN DAVID A Director | 2026-06-17 17:07:01 | 12,379 0 | 12,379 | Form 4 |
| 22 | Lozier Kenneth W. Director | 2026-06-17 16:43:15 | 10,808 0 | 10,808 | Form 4 |
| 23 | Massad Mark I. Director | 2026-06-17 16:33:01 | 10,737 0 | 10,737 | Form 4 |
| 24 | Vermaas Cees CEO of TISEG | 2026-06-18 16:39:08 | 9,453 0 | 9,453 | Form 4 |
| 25 | Sommers Jill E. Director | 2026-06-17 16:40:58 | 8,654 0 | 8,654 | Form 4 |
| 26 | Nazarali Jamil Director | 2025-08-15 16:49:15 | 2,500 0 | 2,500 | Form 4 |
| 27 | Becker Lee Director | 2026-06-17 16:35:09 | 2,267 0 | 2,267 | Form 4 |