InsiderTrades

Form 4 for MKTX MARKETAXESS HOLDINGS INC

Accepted 2026-06-03 16:15:02 ET · period of report 2026-06-03 · accession 0001193125-26-255462 · 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
2026-06-03 16:15 2026-06-03 MKTX Fiszel Bieler Ilene CFO F - Tax $123.18 -332 8,656 -4% -$40.9K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, par value $0.003 per share 2026-06-03 F D 332 $123.18 8,656 D — — (F1) Represents the surrender of shares to the Company to satisfy the Reporting Person's tax withholding obligation upon the vesting of restricted stock units previously granted to the Reporting Person.