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MPWRMonolithic Power Systems

Technology · Semiconductors · Nasdaq
Compare with peers → Embed
Insider trades since May 15, 2026

6 insiders sold $160.7M on the market, none bought

Form 4
Bought on the market
$0
0 trades
Sold on the market
$160.7M
60 trades by 6 insiders
Sold under a 10b5-1 planPlans →
49%
of the value sold, under a plan set up in advance
Traded the most
Michael Hsing
$99.7M CEO

Open-market buys and sales are the trades an insider chose to make. Grants, option exercises and shares withheld for tax are pay; they show under All.

Who traded

Buys and sales by insider

Form 4, added up
InsiderTradesBoughtSoldShare of the totalOwned afterLatest
Michael Hsing
CEO, Director
21 -$99.7M
62%
847,668 Sep 28, 2026
Maurice Sciammas
EVP, WW Sales & Marketing
29 -$39.1M
24%
1,119 Aug 3, 2026
Saria Tseng
EVP & General Counsel
2 -$20.8M
13%
144,218 May 27, 2026
Jeff Zhou
Director
1 -$816K
1%
3,800 May 26, 2026
Robert W. Dean II
Interim CFO
5 -$234K
0%
7,094 Aug 24, 2026
Kuo Wei Herbert Chang
Director
2 -$135K
0%
515 Aug 24, 2026
Every trade

Trade by trade, newest first

Each date links to its Form 4

No trades of this kind since May 15, 2026.

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