F
$ Value
$783K
Shares
20,875
Price
$38
Filed
Apr 1
Insider
Name
Gallagher Thomas P.
Title
Chairman & CEO
CIK
0002080477
Roles
Director
Officer
Transaction Details
Transaction Date
2026-03-30
Code
F
Table
Non-Derivative
Ownership
Indirect
Equity Swap
No
Shares After
1,827,399
Footnotes
Represents shares that have been surrendered to the Company to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock awards and does not represent a sale by the reporting person. | Mr. Gallagher maintains beneficial ownership, including dispositive and voting control, over Gallagher Investments, LLC.
Filing Info
Gallagher Thomas P.'s History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-04-15 | MIAX | M | $840K |
| 2026-04-15 | MIAX | ▼ | $3.0M |
| 2026-04-15 | MIAX | ▼ | $4.5M |
| 2026-04-15 | MIAX | ▼ | $2.2M |
| 2026-04-15 | MIAX | M | $0 |
| 2026-03-30 | MIAX | F | $783K |
| 2025-08-26 | MIAX | F | $6.5M |
| 2025-08-15 | MIAX | C | — |
| 2025-08-15 | MIAX | C | — |
| 2025-08-15 | MIAX | C | — |
Other Insiders at MIAX (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| Teekell Judson Gray | — | $120K | 2026-04-02 |
|
Gallagher Thomas P.
Chairman & CEO
|
— | $9.7M | 2026-04-15 |
|
Brown Shelly
EVP, Chief Strategy Officer
|
— | $1.8M | 2026-04-08 |
| Beckelman John | — | — | 2026-04-09 |
|
Deitzel Edward
EVP, CRO, CCO MIAX Exchanges
|
— | $518K | 2026-04-08 |
|
Emmons Lance
EVP and CFO
|
— | — | 2026-03-30 |
|
Smollen John
EVP, New Product Development
|
— | — | 2026-03-30 |
|
Comly Barbara J.
EVP, GC & Corporate Secretary
|
— | $1.3M | 2026-04-15 |