US-Listed Public Company Profile built from SEC and market records · June 2026

MONOLITHIC POWER SYSTEMS INC (MPWR)

$1,167.27 +2.38% NASDAQ: MPWR · 15-min delayed

WEST PALM BEACH, Florida
Public · NASDAQ: MPWR
4,501 employees

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$65.5BMarket cap

$2.8BRevenue · FY2025

$621.5MNet income

4,501Employees

MPWRNASDAQ

2004IPO

About MONOLITHIC POWER SYSTEMS INC

Monolithic Power Systems is an analog and mixed-signal chipmaker specializing in power management solutions. Its mission is to reduce total energy consumption in end systems. It serves the computing, automotive, industrial, communications, and consumer end markets. MPS uses a fabless manufacturing model, partnering with third-party chip foundries to host its proprietary BCD process technology.

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Company facts

Type: Public · NASDAQ: MPWR
Employees: 4,501
IPO date: Nov 19, 2004
Headquarters: 1555 PALM BEACH LAKES BLVD.
WEST PALM BEACH, Florida 33401
Phone: 561-839-3999
Industry: Semiconductors
Website: Visit site

Incorporation record

Incorporated in: DE, United States
Registered office: Wilmington, US
Legal entity ID: 529900TB7O85LSZ1XU31

Source: GLEIF, the global Legal Entity Identifier registry · checked Jul 26, 2026. A US headquarters does not always mean US incorporation.

Is Monolithic Power Systems Inc an American company? Yes. Monolithic Power Systems Inc is incorporated in Delaware, United States and headquartered in West Palm Beach, Florida. Its legal-entity record reports no foreign parent — the company is independently American-owned.

Registry IDs

Ticker: MPWR Nasdaq
SEC CIK: 1280452
LEI: 529900TB7O85LSZ1XU31
EIN: 770466789
SIC: 3674 SEMICONDUCTORS & RELATED DEVICES

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Reported figures

Financial summary

Revenue FY2025: $2.8B
Net income: $621.5M
Total assets: $4.2B
Market cap: $65.5B

Source: SEC EDGAR · updated Jun 7, 2026

NASDAQ: MPWR

$1,167.27 +2.38%

15-minute delayed · data by Polygon.io

Past year · hover for prices

$856.96 $1,689.89

52-week range

Market cap: $65.5B
Dividend yield: 0.69%
Shares outstanding: 56.1M
Open: —
Day range: –
Prev close: —
Volume: —
IPO date: Nov 19, 2004

Monolithic Power Systems Inc (MPWR) Stock Price

Profitable — net income of $621.5M in FY2025.
Trading 31% below its 52-week high.
Pays a dividend yielding about 0.69% annually.

Automatically generated from public filings and market data. Informational only — not investment advice or a recommendation to buy or sell any security.

Peers & competitors

NVIDIA CORPNVDA

Arista Networks, Inc.ANET

Alphabet Inc.GOOGL

MAXLINEAR, INCMXL

ON SEMICONDUCTOR CORPON

LAM RESEARCH CORPLRCX

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Newsroom

News about MONOLITHIC POWER SYSTEMS INC

Can Healthy Top-Line Growth Benefit Monolithic Power's Q3 Earnings? Zacks Investment Research · 2026-10-26 · positive ON Semiconductor Corp. (ON) Earnings Expected to Grow: Should You Buy? Zacks Investment Research · 2026-10-26 · positive Want Better Returns? Don't Ignore These 2 Computer and Technology Stocks Set to Beat Earnings Zacks Investment Research · 2026-10-26 · positive Take the Zacks Approach to Beat the Markets: Honda Motor, Accenture, CACI in Focus Zacks Investment Research · 2026-10-26 · positive Can Slightly Higher Consulting Revenues Aid IBM's Q3 Earnings? Zacks Investment Research · 2026-10-16 · positive Here's How Much You'd Have If You Invested $1000 in Monolithic Power a Decade Ago Zacks Investment Research · 2026-10-16 · positive

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FAQ

Monolithic Power Systems Inc: frequently asked questions

Is Monolithic Power Systems Inc an American company?

Yes — Monolithic Power Systems Inc is an American company. Monolithic Power Systems Inc is incorporated in Delaware, United States and headquartered in West Palm Beach, Florida. Its legal-entity record reports no foreign parent — the company is independently American-owned.

Where is Monolithic Power Systems Inc incorporated?

Monolithic Power Systems Inc is legally incorporated in Delaware, United States, according to its GLEIF legal-entity record.

Who owns Monolithic Power Systems Inc?

Monolithic Power Systems Inc reports no parent company in its legal-entity record — it is independently owned rather than a subsidiary.

Is Monolithic Power Systems Inc traded on a US stock exchange?

Yes — Monolithic Power Systems Inc trades under the ticker MPWR on the NASDAQ.

Where is Monolithic Power Systems Inc headquartered?

Monolithic Power Systems Inc is headquartered in West Palm Beach, Florida, United States.

Is Monolithic Power Systems Inc publicly traded?

Yes — Monolithic Power Systems Inc is a publicly traded company. Its stock trades under the ticker symbol MPWR on the NASDAQ.

What does Monolithic Power Systems Inc do?

Monolithic Power Systems Inc is an American Semiconductors company in the Technology & Electronics sector.