Hsing Michael sold MPWR

February 12, 2026 · Form 4 insider transaction

Hsing Michael sold 4,001 shares of Monolithic Power Systems, Inc. at $1164.92 per share, a transaction worth $4.66M. 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
4,001
Price
$1164.92
Total value
$4.66M
RoleOfficer, Director
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateFebruary 12, 2026
Filing dateFebruary 17, 2026
Shares owned after899,510
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 $1,162.42 to $1,167.20 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