Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- 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>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2025-08-14 Purchase | 2025-08-18 4:05 pm | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Emmons Lance EVP and CFO | 4 | $31.44 | $126 | 419,159 (Indirect Direct) | View |
| 2025-08-13 Purchase | 2025-08-15 4:49 pm | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Moore Lisa Director | 5,500 | $23 | $126,500 | 5,500 (Direct) | View |
| 2025-08-13 Purchase | 2025-08-15 4:49 pm | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Jayabalan Harish EVP, CISO and CRO | 2,500 | $23 | $57,500 | 6,443 (Direct) | View |
| 2025-08-13 Purchase | 2025-08-15 4:49 pm | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Stahlin Paul Director | 1,000 | $23 | $23,000 | 1,000 (Direct) | View |
| 2025-08-13 Purchase | 2025-08-15 4:49 pm | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Nazarali Jamil Director | 2,500 | $23 | $57,500 | 2,500 (Direct) | View |
| 2025-08-13 Purchase | 2025-08-15 4:48 pm | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Smollen John EVP Traded Products & Relation | 5,000 | $23 | $115,000 | 7,226 (Direct) | View |
| 2025-08-13 Purchase | 2025-08-15 4:48 pm | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Deitzel Edward EVP, CRO, CCO MIAX Exchanges | 100 | $23 | $2,300 | 81,387 (Direct) | View |
| 2025-08-13 Purchase | 2025-08-15 4:48 pm | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Gallagher Thomas P. Chairman & CEO | 12,000 | $23 | $276,000 | 12,000 (Direct) | View |
| 2025-08-13 Purchase | 2025-08-15 4:48 pm | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Lozier Kenneth W. Director | 1,000 | $23 | $23,000 | 1,000 (Direct) | View |
| 2025-08-13 Purchase | 2025-08-15 4:48 pm | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Massad Mark I. Director | 8,000 | $23 | $184,000 | 4,000 (Indirect Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2025-09-11 Exercise | 2025-09-15 5:14 pm | N/A 2025-09-17 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Smollen John EVP Traded Products & Relation | 150,000 | $0 | 166,119 (Direct) | View |
| 2025-09-11 Exercise | 2025-09-15 5:14 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Smollen John EVP Traded Products & Relation | 150,000 | $12 | 166,119 (Direct) | View |
| 2025-09-11 Tax Withholding | 2025-09-15 5:14 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Smollen John EVP Traded Products & Relation | 52,054 | $37.39 | 166,119 (Direct) | View |
| 2025-09-09 Tax Withholding | 2025-09-11 4:11 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Deitzel Edward EVP, CRO, CCO MIAX Exchanges | 38,090 | $37.3 | 122,963 (Direct) | View |
| 2025-09-09 Exercise | 2025-09-11 4:11 pm | N/A 2025-09-17 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Deitzel Edward EVP, CRO, CCO MIAX Exchanges | 79,166 | $0 | 122,963 (Direct) | View |
| 2025-09-09 Exercise | 2025-09-11 4:11 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Deitzel Edward EVP, CRO, CCO MIAX Exchanges | 79,166 | $12 | 122,963 (Direct) | View |
| 2025-09-09 Tax Withholding | 2025-09-11 4:09 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Jayabalan Harish EVP, CISO and CRO | 1,980 | $37.3 | 73,405 (Direct) | View |
| 2025-09-09 Exercise | 2025-09-11 4:09 pm | N/A 2025-09-17 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Jayabalan Harish EVP, CISO and CRO | 25,000 | $0 | 73,405 (Direct) | View |
| 2025-09-09 Exercise | 2025-09-11 4:09 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Jayabalan Harish EVP, CISO and CRO | 25,000 | $12 | 73,405 (Direct) | View |
| 2025-09-10 Tax Withholding | 2025-09-11 4:05 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Brown Shelly EVP, Strat. Planning & BD | 16,283 | $36.81 | 311,699 (Direct) | View |
| 2025-08-26 Tax Withholding | 2025-08-28 4:37 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Brown Shelly EVP, Strat. Planning & BD | 11,047 | $33.9 | 327,982 (Direct) | View |
| 2025-08-26 Tax Withholding | 2025-08-28 4:33 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Gallagher Thomas P. Chairman & CEO | 192,220 | $33.9 | 2,436,237 (Indirect) | View |
| 2025-08-15 Conversion | 2025-08-19 4:08 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Stahlin Paul Director | 24,083 | $0 | 126,472 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:08 pm | N/A 2026-06-19 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Stahlin Paul Director | 202,778 | $0 | 126,472 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:07 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Schafer Douglas M. JR EVP and CIO | 387,796 | $0 | 1,337,796 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:07 pm | N/A 2028-05-17 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Schafer Douglas M. JR EVP and CIO | 1,600,000 | $0 | 1,337,796 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:07 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Smollen John EVP Traded Products & Relation | 230,786 | $0 | 647,339 (Indirect) | View |
| 2025-08-15 Exercise | 2025-08-19 4:07 pm | N/A 2025-09-17 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Smollen John EVP Traded Products & Relation | 975,000 | $0 | 647,339 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:07 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Al-Bahar Talal Jassim Director | 238,462 | $0 | 3,617,296 (Indirect) | View |
| 2025-08-15 Exercise | 2025-08-19 4:07 pm | N/A 2026-06-19 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Beckelman John Director | 17,334 | $0 | 8,667 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:07 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Brown Shelly EVP, Strat. Planning & BD | 200,975 | $0 | 946,027 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:07 pm | N/A 2026-08-02 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Brown Shelly EVP, Strat. Planning & BD | 1,213,996 | $0 | 946,027 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:07 pm | N/A 2031-05-31 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | BROWN DAVID A Director | 53,056 | $0 | 26,528 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:06 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Deitzel Edward EVP, CRO, CCO MIAX Exchanges | 49,694 | $0 | 444,386 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:06 pm | N/A 2026-08-02 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Deitzel Edward EVP, CRO, CCO MIAX Exchanges | 724,998 | $0 | 444,386 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:06 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Jayabalan Harish EVP, CISO and CRO | 43,942 | $0 | 237,883 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:06 pm | N/A 2025-09-17 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Jayabalan Harish EVP, CISO and CRO | 374,996 | $0 | 237,883 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:06 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Comly Barbara J. EVP, GC & Corporate Secretary | 231,117 | $0 | 1,561,960 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:06 pm | N/A 2026-08-02 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Comly Barbara J. EVP, GC & Corporate Secretary | 1,500,000 | $0 | 1,561,960 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:06 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Eckert Kurt M. Director | 46,875 | $0 | 290,796 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:06 pm | N/A 2026-06-19 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Eckert Kurt M. Director | 246,842 | $0 | 290,796 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:06 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Gallagher Thomas P. Chairman & CEO | 709,858 | $0 | 4,226,457 (Indirect) | View |
| 2025-08-15 Exercise | 2025-08-19 4:06 pm | N/A 2026-08-02 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Gallagher Thomas P. Chairman & CEO | 3,200,000 | $0 | 4,226,457 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:05 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Teekell Judson Gray Director | 129,373 | $0 | 264,064 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:05 pm | N/A 2026-06-19 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Teekell Judson Gray Director | 230,362 | $0 | 264,064 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:05 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Raymond Mark F. Director | 43,827 | $0 | 140,049 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:05 pm | N/A 2026-06-19 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Raymond Mark F. Director | 192,444 | $0 | 140,049 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-19 4:05 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Schwarzkopf Cynthia Director | 81,308 | $0 | 227,620 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-19 4:05 pm | N/A 2026-06-19 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Schwarzkopf Cynthia Director | 292,624 | $0 | 227,620 (Direct) | View |
| 2025-08-15 Conversion | 2025-08-18 4:05 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Emmons Lance EVP and CFO | 57,646 | $0 | 419,159 (Direct) | View |
| 2025-08-15 Exercise | 2025-08-18 4:05 pm | N/A 2030-03-05 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Emmons Lance EVP and CFO | 649,998 | $0 | 419,159 (Direct) | View |
| 2025-08-13 Tax Withholding | 2025-08-15 4:49 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Schafer Douglas M. JR EVP and CIO | 21,710 | $23 | 387,296 (Direct) | View |
| 2025-08-13 Tax Withholding | 2025-08-15 4:48 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Comly Barbara J. EVP, GC & Corporate Secretary | 313,125 | $23 | 711,460 (Direct) | View |
| 2025-08-13 Option Award | 2025-08-15 4:48 pm | N/A 2025-08-13 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Vermaas Cees CEO of TISEG | 15,000 | $0 | 15,000 (Direct) | View |
| 2025-08-13 Tax Withholding | 2025-08-15 4:48 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Deitzel Edward EVP, CRO, CCO MIAX Exchanges | 5,303 | $23 | 81,387 (Direct) | View |
Ownership | 2025-08-13 5:18 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | STAHL MURRAY HORIZON KINETICS ASSET MANAGEMENT LLC Director | 0 | $0 | 4,343,739 (Indirect) | View |
Ownership | 2025-08-13 5:10 pm | N/A 2033-10-31 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Lozier Kenneth W. Director | 0 | $0 | 14,042 (Direct) | View |
Ownership | 2025-08-13 5:10 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Stahlin Paul Director | 0 | $0 | 132,812 (Direct) | View |
Ownership | 2025-08-13 5:10 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Emmons Lance EVP and CFO | 0 | $0 | 756,655 (Direct) | View |
Ownership | 2025-08-13 5:10 pm | N/A N/A | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Teekell Judson Gray Director | 0 | $0 | 604,696 (Direct) | View |
Ownership | 2025-08-13 5:09 pm | N/A 2026-06-19 | MIAMI INTERNATIONAL HOLDINGS INC. | MIAX | Beckelman John Director | 0 | $0 | 8,667 (Direct) | View |