Insidervault
LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
Reporting ownerCIK 0001308676

Michael Hsing

54 transactions in one company, from February 3, 2026 to September 28, 2026.

Transactions
541 company
Bought · P
$0open market
Sold · S
$280.7Mopen market
Net
−$280.7Mnet selling

By company

Where this insider traded.

CompanyTickerTradesBoughtSold
MONOLITHIC POWER SYSTEMS INCMPWR54—$280.7M

All transactions

54 in total, newest filings first.

CompanyTickerInsiderDateCodeSharesPriceValue
MONOLITHIC POWER SYSTEMS, INC.MPWRMichael HsingCEOSep 28SPLAN130$1,356.94$176K
MONOLITHIC POWER SYSTEMS, INC.MPWRMichael HsingCEOSep 28SPLAN10,967$1,351.43$14.8M
MONOLITHIC POWER SYSTEMS, INC.MPWRMichael HsingCEOSep 28SPLAN6,343$1,347.15$8.5M
MONOLITHIC POWER SYSTEMS, INC.MPWRMichael HsingCEOSep 28SPLAN5,783$1,343.76$7.8M
MONOLITHIC POWER SYSTEMS, INC.MPWRMichael HsingCEOSep 28SPLAN2,949$1,338.66$3.9M
MONOLITHIC POWER SYSTEMS, INC.MPWRMichael HsingCEOSep 28SPLAN1,111$1,333.34$1.5M
MONOLITHIC POWER SYSTEMS, INC.MPWRMichael HsingCEOSep 28SPLAN2,121$1,328.54$2.8M
MONOLITHIC POWER SYSTEMS, INC.MPWRMichael HsingCEOSep 28SPLAN596$1,323.31$789K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S130$1,521.43$198K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S352$1,518.15$534K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S551$1,513.11$834K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S3,769$1,507.70$5.7M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S2,929$1,503.05$4.4M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S608$1,499.46$912K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S862$1,491.48$1.3M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S6,688$1,486.76$9.9M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S5,737$1,482.51$8.5M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S4,082$1,476.96$6.0M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S5,049$1,472.84$7.4M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S5,819$1,467.62$8.5M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOMay 18S3,424$1,462.61$5.0M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN1,440$1,217.12$1.8M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN1,240$1,210.11$1.5M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN3,640$1,205.82$4.4M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN1,440$1,200.81$1.7M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN600$1,194.34$717K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN160$1,188.23$190K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN480$1,180.79$567K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN200$1,173.39$235K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN2,076$1,168.80$2.4M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN4,001$1,164.92$4.7M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN4,992$1,159.84$5.8M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 12SPLAN12,731$1,155.71$14.7M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 11SPLAN649$1,202.28$780K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 11SPLAN14,578$1,197.20$17.5M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 11SPLAN6,079$1,192.67$7.3M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 11SPLAN2,104$1,188.17$2.5M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 11SPLAN1,542$1,182.82$1.8M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 11SPLAN2,799$1,177.67$3.3M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 11SPLAN1,987$1,172.92$2.3M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 11SPLAN1,533$1,167.62$1.8M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 11SPLAN1,366$1,163.71$1.6M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 11SPLAN363$1,158.71$421K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 10SPLAN280$1,197.26$335K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 10SPLAN880$1,176.04$1.0M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 10SPLAN360$1,161.41$418K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 10SPLAN694$1,154.96$802K
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 10SPLAN1,215$1,151.11$1.4M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 10SPLAN3,864$1,145.90$4.4M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 10SPLAN16,080$1,141.88$18.4M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 10SPLAN6,325$1,136.75$7.2M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 10SPLAN4,302$1,132.01$4.9M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 6S54,923$1,171.16$64.3M
MONOLITHIC POWER SYSTEMS INCMPWRMichael HsingCEOFeb 3A136,825$0.00—