MIAMI INTERNATIONAL HOLDINGS, INC.
MIAX
97 insider filings · Latest: Aug 4, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Mar 17, 2026 | Mar 17 8:29 PM | DOUGLAS M. SCHAFER JR. | Proposed Sale | 144,000 | $39.49 | $5.7M | — | View → |
| Mar 5, 2026 | Mar 6 10:57 PM | Murray StahlDirector | Purchase | 7,200 | $43.08 | $310.2K | 4,633,842(I) | View → |
| Mar 4, 2026 | Mar 6 10:52 PM | Murray StahlDirector | Purchase | 7,200 | $43.38 | $312.3K | 4,626,642(I) | View → |
| Mar 2, 2026 | Mar 6 9:12 PM | Murray StahlDirector | Sale | 53,578 | $40.92 | $2.2M | 4,619,442(I) | View → |
| Mar 4, 2026 | Mar 5 7:44 PM | Murray StahlDirector | Purchase | 7,200 | $43.38 | $312.3K | 4,696,666(I) | View → |
| Mar 2, 2026 | Mar 4 8:22 PM | Murray StahlDirector | Sale | 121,054 | $40.92 | $5.0M | 4,689,466(I) | View → |
← Previous
Page 5 of 5
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 16, 2026 | Jun 18 8:26 PM | John SmollenEVP, New Product Development | Grant/Award | 7,669 | $40.24 | 5,184(D) | View → |
| Jun 16, 2026 | Jun 18 8:24 PM | Douglas M. Schafer JREVP and CIO | Grant/Award | 23,966 | $40.24 | 21,481(D) | View → |
| Jun 16, 2026 | Jun 18 8:21 PM | Lance EmmonsEVP and CFO | Grant/Award | 38,346 | $40.24 | 35,861(D) | View → |
| Jun 16, 2026 | Jun 18 8:17 PM | Shelly BrownEVP, Chief Strategy Officer | Grant/Award | 38,346 | $40.24 | 35,861(D) | View → |
| Jun 16, 2026 | Jun 18 8:16 PM | Barbara J. ComlyEVP, GC & Corporate Secretary | Grant/Award | 40,263 | $40.24 | 37,778(D) | View → |
| Jun 16, 2026 | Jun 18 8:13 PM | Thomas P. GallagherDirector, Chairman & CEO | Grant/Award | 239,660 | $40.24 | 237,175(D) | View → |
| Jun 16, 2026 | Jun 17 9:07 PM | David A BrownDirector | Grant/Award | 5,142 | $40.24 | 5,142(D) | View → |
| Jun 16, 2026 | Jun 17 8:43 PM | Kenneth W. LozierDirector | Grant/Award | 2,571 | $40.24 | 2,571(D) | View → |
| Jun 16, 2026 | Jun 17 8:40 PM | Jill E. SommersDirector | Grant/Award | 2,571 | $40.24 | 2,571(D) | View → |
| Jun 16, 2026 | Jun 17 8:39 PM | Cynthia SchwarzkopfDirector | Grant/Award | 5,142 | $40.24 | 5,142(D) | View → |
| Jun 16, 2026 | Jun 17 8:29 PM | Mark F. RaymondDirector | Option Exercise | 16,000 | $12.00 | 0(D) | View → |
| Jun 16, 2026 | Jun 17 8:19 PM | Kurt M. EckertDirector | Grant/Award | 7,713 | $40.24 | 7,713(D) | View → |
| Jun 11, 2026 | Jun 12 8:15 PM | Cynthia SchwarzkopfDirector | Option Exercise | 19,500 | $12.00 | 0(D) | View → |
| Jun 11, 2026 | Jun 11 8:42 PM | Paul StahlinDirector | Option Exercise | 4,000 | $12.00 | 0(D) | View → |
| Jun 9, 2026 | Jun 11 8:42 PM | Paul StahlinDirector | Option Exercise | 7,000 | $12.00 | 4,000(D) | View → |
| Jun 9, 2026 | Jun 10 8:29 PM | Harish JayabalanEVP, CISO and CRO | Option Exercise | 9,783 | $12.00 | 834(D) | View → |
| Jun 8, 2026 | Jun 10 8:29 PM | Harish JayabalanEVP, CISO and CRO | Option Exercise | 10,217 | $12.00 | 10,617(D) | View → |
| Jun 2, 2026 | Jun 4 8:52 PM | Kurt M. EckertDirector | Option Exercise | 5,250 | $12.00 | 6,313(D) | View → |
| Jun 2, 2026 | Jun 4 8:46 PM | Barbara J. ComlyEVP, GC & Corporate Secretary | Option Exercise | 28,000 | $12.00 | 56,000(D) | View → |
| Jun 2, 2026 | Jun 4 8:44 PM | Edward DeitzelEVP, CRO, CCO MIAX Exchanges | Option Exercise | 11,000 | $12.00 | 7,333(D) | View → |