InsiderTrades

Form 4 for MPWR Monolithic Power Systems

Accepted 2025-09-23 00:00:00 ET · period of report 2025-09-18 · accession 0001214659-25-014033 · 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
2025-09-23 2025-09-18 MPWR Martinez Carintia Dir S - Sale $900.00 -1,400 878 -61% -$1.26M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-09-18 S D 1,400 $900.00 878 D — — (F1) This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/27/2024.