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MIAX Sale Disclosure
Gallagher Thomas P. · SEC Form 4 · Filed Aug 20, 2026
Sale
Calculated transaction value
$6.16M
Gallagher Thomas P. Chairman & CEO
MIAX
Transaction date
Aug 19, 2026
Public filing date
Aug 20, 2026
Filing lag
Filed 1 day later
MIAX daily price context
Close on/before transaction
$40.6
Aug 19, 2026
First close after public filing
$42.59
Aug 21, 2026
30-day return after filing
-11.15%
Through Sep 21, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Common Stock
- Quantity / price
- 149,700 shares @ $41.13
- SEC ownership
- Indirect
- Transaction code
- S
- Form
- 4
- Filing identifier
- 0002080477-26-000016
Filing cohort
Transactions in this filing
Showing 2 of 2
Trades
2
Issuers
1
Estimated value
$12.53M
Buys / sales
0 / 1
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| Miami International Holdings, Inc. MIAX Current | Sale | Aug 19, 2026 | $6.16M |
| Miami International Holdings, Inc. MIAX | Disposition | Aug 18, 2026 | $6.37M |