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MIAX Exercise Disclosure
Gallagher Thomas P. · SEC Form 4 · Filed Aug 6, 2026
Exercise
Calculated transaction value
$580.01K
Gallagher Thomas P. Chairman & CEO
MIAX
Transaction date
Aug 4, 2026
Public filing date
Aug 6, 2026
Filing lag
Filed 2 days later
MIAX daily price context
Close on/before transaction
$45.34
Aug 4, 2026
First close after public filing
$44.23
Aug 7, 2026
30-day return after filing
-1.74%
Through Sep 8, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Common Stock
- Quantity / price
- 48,334 shares @ $12
- SEC ownership
- Indirect
- Transaction code
- M
- Form
- 4
- Filing identifier
- 0002080477-26-000014
Filing cohort
Transactions in this filing
Showing 3 of 3
Trades
3
Issuers
1
Estimated value
$2.79M
Buys / sales
0 / 1
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| Miami International Holdings, Inc. MIAX Current | Exercise | Aug 4, 2026 | $580.01K |
| Miami International Holdings, Inc. MIAX | Sale | Aug 4, 2026 | $2.21M |
| Miami International Holdings, Inc. MIAX | Exercise | Aug 4, 2026 | $0 |