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NASDAQ: MPWR
Monolithic Power Systems Inc Stock Ownership - Who owns Monolithic Power Systems?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Monolithic Power Systems Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Saria TsengEVP General Counsel2026-04-08360$1.27k
$457.30kSell
Saria TsengEVP General Counsel2026-04-08240$1.28k
$307.09kSell
Saria TsengEVP General Counsel2026-04-08120$1.29k
$154.45kSell
Saria TsengEVP General Counsel2026-04-08400$1.29k
$516.83kSell
Saria TsengEVP General Counsel2026-04-08800$1.30k
$1.04MSell
Saria TsengEVP General Counsel2026-04-081,279$1.31k
$1.67MSell
Saria TsengEVP General Counsel2026-04-084,244$1.31k
$5.57MSell
Saria TsengEVP General Counsel2026-04-08840$1.32k
$1.11MSell
Saria TsengEVP General Counsel2026-04-08120$1.32k
$158.63kSell
Saria TsengEVP General Counsel2026-04-08560$1.27k
$709.23kSell

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Net Insider Buy/Sell (L12M) Ownership

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MPWR Shareholders

What type of owners hold Monolithic Power Systems Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Jim J. Jones Iii13.31%6,538,897$10.29BInsider
Vanguard Group Inc12.28%6,034,394$9.49BInstitution
Blackrock Inc12.14%5,962,391$9.38BInstitution
Kuo Wei Herbert Chang9.23%4,536,716$7.14BInsider
Fmr LLC8.09%3,977,008$6.26BInstitution
Michael Hsing5.27%2,586,945$4.07BInsider
State Street Corp4.44%2,180,419$3.43BInstitution
Corient Private Wealth LLC4.27%2,098,506$3.30BInstitution
Price T Rowe Associates Inc3.44%1,691,394$2.66BInstitution
Invesco Ltd2.92%1,434,689$2.26BInstitution

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MPWR vs Semiconductor Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
MPWR75.54%24.46%Net SellingNet Selling
NXPI92.84%0.53%Net SellingNet Selling
MCHP74.03%25.97%Net SellingNet Selling
STM10.11%0.00%
GFS99.85%0.15%Net SellingNet Selling
View Top Semiconductor Stocks

Monolithic Power Systems Stock Ownership FAQ

Who owns Monolithic Power Systems?

Monolithic Power Systems (NASDAQ: MPWR) is owned by 101.30% institutional shareholders, 32.81% Monolithic Power Systems insiders, and 0.00% retail investors. Jim J. Jones Iii is the largest individual Monolithic Power Systems shareholder, owning 6.54M shares representing 13.31% of the company. Jim J. Jones Iii's Monolithic Power Systems shares are currently valued at $10.38B.

If you're new to stock investing, here's how to buy Monolithic Power Systems stock.
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