Hsing Michael sold MPWR

February 10, 2026 · Form 4 insider transaction

Hsing Michael sold 16,080 shares of Monolithic Power Systems, Inc. at $1141.88 per share, a transaction worth $18.36M. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 2 days after the transaction.

Direction
Disposed (sell-side)
Shares
16,080
Price
$1141.88
Total value
$18.36M
RoleOfficer, Director
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateFebruary 10, 2026
Filing dateFebruary 12, 2026
Shares owned after961,527
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 08/28/2025.; 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 $1,138.96 to $1,143.96. 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
Hsing Michael sold MPWR: February 10, 2026 | Insider Trading Screener