MIAMI INTERNATIONAL HOLDINGS, INC.
MIAX
78 insider filings · Latest: Jun 16, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 15, 2026 | Jun 17 8:08 PM | Shelly BrownEVP, Chief Strategy Officer | Sale | 4,714 | $44.23 | $208.5K | 316,714(D) | View → |
| Jun 15, 2026 | Jun 15 8:53 PM | SHELLY BROWN | Proposed Sale | 4,714 | $43.29 | $204.1K | — | View → |
| Jun 11, 2026 | Jun 12 8:15 PM | Cynthia SchwarzkopfDirector | Sale | 19,500 | $41.73 | $813.7K | 81,308(D) | View → |
| Jun 11, 2026 | Jun 11 8:26 PM | CYNTHIA SCHWARZKOPF | Proposed Sale | 19,500 | $40.79 | $795.4K | — | View → |
| Jun 9, 2026 | Jun 10 8:29 PM | Harish JayabalanEVP, CISO and CRO | Sale | 9,783 | $40.04 | $391.7K | 73,405(D) | View → |
| Jun 8, 2026 | Jun 10 8:29 PM | Harish JayabalanEVP, CISO and CRO | Sale | 10,217 | $40.12 | $409.9K | 73,405(D) | View → |
| Jun 8, 2026 | Jun 8 8:37 PM | HARISH JAYABALAN | Proposed Sale | 20,000 | $39.21 | $784.2K | — | View → |
| Jun 2, 2026 | Jun 4 8:55 PM | Judson Gray TeekellDirector | Sale | 3,000 | $42.78 | $128.3K | 71,014(D) | View → |
| Jun 2, 2026 | Jun 4 8:52 PM | Kurt M. EckertDirector | Sale | 5,250 | $42.76 | $224.5K | 142,375(D) | View → |
| Jun 2, 2026 | Jun 4 8:46 PM | Barbara J. ComlyEVP, GC & Corporate Secretary | Sale | 28,000 | $42.85 | $1.2M | 843,844(D) | View → |
| Jun 2, 2026 | Jun 4 8:44 PM | Edward DeitzelEVP, CRO, CCO MIAX Exchanges | Sale | 11,000 | $42.16 | $463.8K | 116,221(D) | View → |
| Jun 2, 2026 | Jun 4 8:40 PM | Douglas M. Schafer JREVP and CIO | Sale | 48,000 | $42.84 | $2.1M | 396,681(D) | View → |
| Jun 2, 2026 | Jun 4 8:37 PM | Shelly BrownEVP, Chief Strategy Officer | Sale | 16,000 | $42.12 | $673.9K | 325,047(D) | View → |
| Jun 2, 2026 | Jun 4 8:37 PM | Thomas P. GallagherDirector, Chairman & CEO | Sale | 70,000 | $42.36 | $3.0M | 1,723,275(I) | View → |
| May 15, 2026 | May 18 8:52 PM | Lance EmmonsEVP and CFO | Sale | 35,000 | $56.36 | $2.0M | 84,262(D) | View → |
| May 15, 2026 | May 15 8:29 PM | Lance Emmons | Proposed Sale | 35,000 | $55.21 | $1.9M | — | View → |
| May 5, 2026 | May 7 8:07 PM | Thomas P. GallagherDirector, Chairman & CEO | Sale | 15,771 | $47.92 | $755.7K | 1,723,275(I) | View → |
| May 4, 2026 | May 5 12:17 PM | Thomas P. GallagherDirector, Chairman & CEO | Sale | 54,229 | $47.26 | $2.6M | 1,723,275(I) | View → |
| May 4, 2026 | May 5 12:16 PM | Edward DeitzelEVP, CRO, CCO MIAX Exchanges | Sale | 11,000 | $47.28 | $520.1K | 116,221(D) | View → |
| May 4, 2026 | May 5 11:43 AM | Shelly BrownEVP, Chief Strategy Officer | Sale | 16,000 | $47.28 | $756.5K | 325,047(D) | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 16, 2026 | Jun 18 8:39 PM | Cees VermaasCEO of TISEG | Grant/Award | 4,793 | $40.24 | 4,793(D) | View → |
| Jun 16, 2026 | Jun 18 8:31 PM | Harish JayabalanEVP, CISO and CRO | Grant/Award | 37,293 | $40.24 | 34,808(D) | View → |
| Jun 16, 2026 | Jun 18 8:29 PM | Edward DeitzelEVP, CRO, CCO MIAX Exchanges | Grant/Award | 9,586 | $40.24 | 7,101(D) | View → |
| 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 → |
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