Tseng Saria sold MPWR

September 18, 2025 · Form 4 insider transaction

Tseng Saria sold 14,510 shares of Monolithic Power Systems, Inc. at $914.45 per share, a transaction worth $13.27M. 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
14,510
Price
$914.45
Total value
$13.27M
RoleOfficer
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateSeptember 18, 2025
Filing dateSeptember 23, 2025
Shares owned after144,494
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 8/30/2024.; Ending balance includes 27 shares acquired on February 17, 2025 through the Company's qualified ESPP program.

View the original Form 4 on SEC EDGAR
Tseng Saria sold MPWR: September 18, 2025 | Insider Trading Screener