MIAX insider trades & Congress trades
Miami International Holdings, Inc.: public insider filings and Congress disclosures, in one place.
Bourse has recorded 24 open-market insider transactions in Miami International Holdings, Inc. (MIAX) (0 purchases with code P and 24 sales with code S), the most recent on November 4, 2026.
In the last 90 days: 0 purchases by 0 insiders ($0) and 17 sales by 8 ($21.7M).
Insider transactions
SEC Form 4, open-market purchases (P) and sales (S) only. Awards, option exercises and tax withholding are excluded. “After” shows the stock’s return over the month following the trade, where available.
| Date | Insider | Role | Type | Shares | Price | Value | After 1M |
|---|---|---|---|---|---|---|---|
| Nov 4, 2026 | Comly Barbara J. | EVP, GC & Corporate Secretary | Sell | 56,022 | $35.07 | $1.96M | – |
| Nov 4, 2026 | Schafer Douglas M. JR | EVP and CIO | Sell | 8,000 | $35.00 | $280K | – |
| Nov 3, 2026 | Schafer Douglas M. JR | EVP and CIO | Sell | 40,000 | $34.07 | $1.36M | – |
| Nov 2, 2026 | Comly Barbara J. | EVP, GC & Corporate Secretary | Sell | 23,339 | $35.10 | $819K | – |
| Oct 22, 2026 | Schafer Douglas M. JR | EVP and CIO | Sell | 8,000 | $35.06 | $280K | – |
| Oct 22, 2026 | Comly Barbara J. | EVP, GC & Corporate Secretary | Sell | 12,306 | $35.04 | $431K | – |
| Oct 2, 2026 | Schafer Douglas M. JR | EVP and CIO | Sell | 40,000 | $33.34 | $1.33M | – |
| Sep 16, 2026 | Brown Shelly | EVP, Chief Strategy Officer | Sell | 21,217 | $38.61 | $819K | −0.2% |
| Sep 3, 2026 | Deitzel Edward | EVP, CRO, CCO MIAX Exchanges | Sell | 11,000 | $42.21 | $464K | −0.3% |
| Sep 3, 2026 | Gallagher Thomas P. | Chairman & CEO | Sell | 47,000 | $42.43 | $1.99M | −0.3% |
| Sep 2, 2026 | Teekell Judson Gray | – | Sell | 5,545 | $41.58 | $231K | −0.3% |
| Sep 2, 2026 | Teekell Judson Gray | – | Sell | 3,000 | $40.89 | $123K | −0.3% |
| Sep 2, 2026 | Schafer Douglas M. JR | EVP and CIO | Sell | 48,000 | $40.48 | $1.94M | −0.3% |
| Sep 2, 2026 | Comly Barbara J. | EVP, GC & Corporate Secretary | Sell | 44,445 | $40.49 | $1.80M | −0.3% |
| Aug 19, 2026 | Gallagher Thomas P. | Chairman & CEO | Sell | 149,700 | $41.13 | $6.16M | −0.1% |
| Aug 17, 2026 | Schwarzkopf Cynthia | – | Sell | 5,000 | $42.85 | $214K | −0.1% |
| Aug 17, 2026 | Emmons Lance | EVP and CFO | Sell | 35,000 | $42.83 | $1.50M | −0.1% |
| Aug 4, 2026 | Gallagher Thomas P. | Chairman & CEO | Sell | 48,334 | $45.69 | $2.21M | −0.1% |
| Aug 4, 2026 | Schafer Douglas M. JR | EVP and CIO | Sell | 48,000 | $45.71 | $2.19M | −0.1% |
| Aug 4, 2026 | Deitzel Edward | EVP, CRO, CCO MIAX Exchanges | Sell | 11,000 | $45.78 | $504K | −0.1% |
| Aug 4, 2026 | Comly Barbara J. | EVP, GC & Corporate Secretary | Sell | 44,445 | $45.69 | $2.03M | −0.1% |
| Aug 4, 2026 | Jayabalan Harish | EVP, CISO and CRO | Sell | 20,000 | $45.90 | $918K | −0.1% |
| Aug 4, 2026 | Teekell Judson Gray | – | Sell | 3,000 | $45.79 | $137K | −0.1% |
| Aug 4, 2026 | Eckert Kurt M. | – | Sell | 1,063 | $45.80 | $49K | −0.1% |
Data as of November 8, 2026. Public filings only. A purchase or sale by a politician or an insider does not by itself imply any wrongdoing.
New to these filings? Read how to read a Form 4, how Congress trades are disclosed and what insider cluster buying means. Sources and limits are on the Methodology page.
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