Insider Cluster All stocks

MPWR insider trading

Monolithic Power Systems, Inc.

In the past 36 days, 1 insider sold $40.3M.

Insider purchases

No open-market purchases by insiders in this period.

Insider sales

InsiderValueHoldingsPlanTraded / filed
Michael Hsing
CEO
$40.3M
30,000 sh @ $1,344.97
−3.5% Pre-scheduled Sep 28, 2026
Filed Sep 30, 2026