BROWN SHELLY

PrivateCIK: 2080506
Location

PRINCETON, NJ

BROWN SHELLY (EVP, Chief Strategy Officer) sold 4.3% of their position (16K shares) of MIAMI INTERNATIONAL HOLDINGS, INC. on the open market

Open‑market sale worth $674.1K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderBROWN SHELLYCIK 2080506
Officer· EVP, Chief Strategy Officer
Since Feb 2026
-16K
Net shares
Net seller
$674.1K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
16K acquired · 32K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+16K

Price / share

$12.00

Trade value

$192K

% of position

4.5%
7/6/2026
353.99K369.99K

Common Stock

Direct
S · Sale

Shares

16K

Price / share

$42.13

Trade value

$674.08K

% of position

4.3%
7/6/2026
369.99K353.99K
Total

Net shares

+0.00

Net value

-$482.08K

Derivative Transactions1

Nonqualified Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

16K shares

Shares

16K

Strike price

12

Held after

0.00

Exercisable

7/6/2026