InsiderTrades

Form 4 for MIAX MIAMI INTERNATIONAL HOLDINGS, INC.

Accepted 2026-04-08 16:19:59 ET · period of report 2026-04-06 · accession 0002080506-26-000009 · 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
MT 2026-04-08 16:19 2026-04-06+ MIAX Brown Shelly EVP, Chief Strategy Off S - Sale $41.52 -3,257 324.1K -1.0% -$135.2K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-04-06 S D 2,357 $41.33 325,047 D — — (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the reporting person on December 22, 2025. (F2) This transaction was executed in multiple trades throughout the day at prices ranging from $40.10 to $41.79. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
2 Common Common Stock 2026-04-07 S D 900 $42.00 324,147 D — — (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the reporting person on December 22, 2025.