Lee Victor K sold MPWR

December 24, 2025 · Form 4 insider transaction

Lee Victor K sold 200 shares of Monolithic Power Systems, Inc. at $953.70 per share, a transaction worth $190.7K. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 5 days after the transaction.

Direction
Disposed (sell-side)
Shares
200
Price
$953.70
Total value
$190.7K
RoleDirector
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateDecember 24, 2025
Filing dateDecember 29, 2025
Shares owned after28,647
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 8/25/2025.; The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $953.31 to $953.99. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

View the original Form 4 on SEC EDGAR
Lee Victor K sold MPWR: December 24, 2025 | Insider Trading Screener