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Monolithic Power Systems, Inc. (NASDAQ:MPWR)

US · Delayed Price · Currency is USD
1203.75-14.75 (-1.21%)
 
Market Cap59.14B+40.3%
Revenue (ttm)3.27B+28.7%
Net Income798.93M-57.1%
EPS16.32-57.5%
Shares Out49.13M
PE Ratio73.40
Forward PE33.52
Dividend$7.12(0.59%)
Ex-Dividend DateJun 30, 2026
Volume493,112
Open1206.16
Previous Close1218.50
Day's Range1198.38 - 1212.22
52-Week Range830.00 - 1714.09
Beta1.66
AnalystsBuy
Price Target1827.25(+51.80%)
Earnings DateOct 29, 2026
-1.22% (1D)
No price history available.

About MPWR

Monolithic Power Systems, Inc. specializes in the creation, promotion, and sale of advanced semiconductor components for power management. Their innovative solutions cater to a broad spectrum of industries, including information technology, data storage, automotive, industrial applications, telecommunications, and consumer electronics. A core offering consists of direct current (DC) to DC integrated circuits (ICs), which are vital for regulating and transforming electrical voltages in diverse systems such as portable gadgets, wireless local area network access points, personal computers, displays, car entertainment systems, and medical devices. Additionally, they provide integrated circuits specifically designed for lighting control, essential for illuminating liquid crystal display (LCD) panels in laptops, monitors, vehicle navigation systems, and televisions, alongside general illumination products. The company reaches its clientele, which includes major equipment manufacturers, design firms, and electronics assembly providers, as well as other customers, through both direct sales and an extensive network of distributors and resellers across key global regions like China, Taiwan, Europe, South Korea, Southeast Asia, Japan, the United States, and beyond. Founded in 1997, the company's headquarters are situated in Kirkland, Washington.

Address
1555 Palm Beach Lakes Boulevard, West Palm Beach, FL, 33401, US
Market Cap
59.14 billion
Employees
4,501
Industrial Classification
Semiconductors

What Are Insiders Doing?

Open-market buy / sell balanceNet Selling
Sold
$366.55K
Bought
$0

View the trades behind this meter — each links to its SEC Form 4 →

Open-market Form 4 purchases (code P) vs sales (code S) on file for this company. Grants, option exercises and tax withholdings are excluded. Informational only.

1 Day
-1.21%
5 Days
-2.86%
1 Month
-14.11%
6 Months
+13.35%
1 Year
+40.32%

$MPWR stock is featured in our Insider Score Rankings, Congress Trading, and Insider Trades datasets.

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Congress Trading

Recent trades of MPWR by members of U.S. Congress

PoliticianTypeTraded
Michael GuestHouse / RPurchase$1.00K – $15.00KOct 19, 2025

Recently reported changes in MPWR holdings by institutional investors

Scanning latest 13F filings…

Latest 0 13F filings · Source: SEC EDGAR

View all institutional owners →

Insider Trading

Quarterly net insider trading by MPWR's directors and management

Net Shares Purchased by Insiders−300−15002025Q32025Q42026Q12026Q22026Q3

Source: SEC EDGAR (Form 4)

Corporate Lobbying

MPWR Estimated quarterly lobbying spending

Source: U.S. Senate LDA

MPWR Revenue by Segment or Geography

MPWR's latest filing doesn't break out revenue by segment.

Source: SEC EDGAR (10-Q/10-K)

U.S. Patents

New MPWR patent grants

Loading patent grants…

Source: USPTO Open Data Portal

Government Contracts

Estimated quarterly amount awarded to MPWR from public contracts

Source: USAspending.gov

Top ETF Holders

ETFs with the largest estimated holdings in MPWR

ETFEst. Holding Size
VTIVanguard Morningstar Total Stock Market ETF$2.12B
VOOVanguard S&P 500 ETF$1.84B
VOVanguard Morningstar Mid-Cap ETF$1.44B
SOXXiShares Semiconductor ETF$1.35B
QQQInvesco QQQ Trust, Series 1$1.26B
SMHVanEck Semiconductor ETF$873.49M

Estimated from each fund’s disclosed top holdings × AUM

MPWR Insider Score

Our composite score: insider buying, sector, volume, tone & dilution

Members only

The live Insider Score for MPWR is included with Insider Access.

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Bull Case vs Bear Case

AI-generated from MPWR’s recent data — informational, not investment advice

Generating analysis…

Insider Score

Our 0–100 Insider Score and the signals behind it.

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Recent Insider Activity

Buys
0
Sells
6
Buy Value
$0
Distinct Buyers
0

Frequently Asked Questions

Disclaimer — Informational only — not investment advice. Insider transaction data is sourced from SEC Form 4 filings; market data from public feeds and may be delayed. The Insider Score is a proprietary score for research purposes and does not predict future performance. Always do your own research.