InsiderTrades

Form 4 for MIAX MIAMI INTERNATIONAL HOLDINGS, INC.

Accepted 2026-06-11 16:42:39 ET · period of report 2026-06-09 · accession 0001628280-26-042537 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-06-11 16:42 2026-06-09+ MIAX Stahlin Paul Dir M - OptEx $12.00 +11.0K 36.1K +44% +$132.0K
D 2026-06-11 16:42 2026-06-11 MIAX Stahlin Paul Dir F - Tax $40.79 -1,177 34.9K -3% -$48.0K
DM 2026-06-11 16:42 2026-06-09+ MIAX Stahlin Paul Dir M - OptEx $0.00 -11.0K 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-06-09 M A 7,000 $12.00 32,083 D — —
2 Common Common Stock 2026-06-11 M A 4,000 $12.00 36,083 D — —
3 Common Common Stock 2026-06-11 F D 1,177 $40.79 34,906 D — — (F1) Represents shares that have been withheld by the Issuer to cover the exercise price of the options exercised and does not represent a sale by the Reporting Person.
4 Derivative Stock Option (Right to Buy) 2026-06-09 M D 7,000 $0.00 4,000 D $12.00 · — to 2026-06-19 7,000 Common Stock (F2) The options are fully vested.
5 Derivative Stock Option (Right to Buy) 2026-06-11 M D 4,000 $0.00 0 D $12.00 · — to 2026-06-19 4,000 Common Stock (F2) The options are fully vested.