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Companies / Information Technology / Power Integrations, Inc.
POWI

Power Integrations, Inc.

Ticker POWISAN JOSE, CAFiscal year ends DecemberBook value per share $12.08Diluted shares 56.3M

Power Integrations, Inc. (Nasdaq: POWI) designs, develops and markets analog and mixed-signal integrated circuits and other components for high-voltage power conversion. Its products convert electrical power for use in electronic devices and systems, including AC-DC power supplies, high-voltage motor drives and… From the company’s description.

In fiscal 2025, Power Integrations, Inc. reported revenue of $443.50M, up 5.9% from fiscal 2024, and net income of $22.09M. Its operating margin was 2.3%, and operations generated $111.52M in cash. Over the twelve months to Jun 30, 2026, revenue was $449.37M.

Fiscal year 2025 · ends 12-31Changes are against fiscal 2024The amber dot is the latest twelve months, to 2026-06-30
Sales & profitability
$443.50MFY2025
+5.9% year over year
Last 12 mo $449.37M
2.30%FY2025
−2 percentage points
Last 12 mo 3.38%
$22.09MFY2025
−31.5% year over year
Last 12 mo $25.07M
3.28%FY2025
−1 percentage points
Last 12 mo 3.68%
Cash & financing
$111.52MFY2025
+37.4% year over year
Last 12 mo $98.09M
$87.12MFY2025
+36.4% year over year
Last 12 mo $79.04M
—
56.3MFY2025
−1.4% year over year
Last 12 mo 56.3M

Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.

What Power Integrations, Inc. does

In the company’s own words

Power Integrations, Inc. (Nasdaq: POWI) designs, develops and markets analog and mixed-signal integrated circuits and other components for high-voltage power conversion. Its products convert electrical power for use in electronic devices and systems, including AC-DC power supplies, high-voltage motor drives and renewable-energy equipment. Product lines include AC-DC conversion ICs, high-voltage gate drivers and brushless DC motor-driver ICs, sold to original equipment manufacturers and power-supply manufacturers directly and through sales representatives and distributors. Applications span communications, computing, consumer and industrial markets, including appliances, mobile devices, utility meters, electric vehicles, industrial controls, LED lighting and renewable-energy systems. Its portfolio includes TOPSwitch, InnoSwitch, InnoMux, SCALE and BridgeSwitch products, as well as proprietary PowiGaN transistor technology. The company operates a fabless manufacturing model, using contracted foundries and assembly subcontractors. In 2025, industrial and consumer applications accounted for 38% and 37% of net sales, respectively; the company employed 877 people across 15 countries as of December 31, 2025. Its website is www.power.com.

Company details
Sector
Information Technology
Industry (SIC)
Semiconductors
Headquarters
SAN JOSE, CA
Fiscal year end
December
CIK
833640
SIC
3674

Financial performance, year by year

Fiscal 2013–2025 · USD
$-70.33M$140.66M$351.64M$562.62M$773.60M2013201420152016201720182019202020212022202320242025Last 12 moLast 12 monthsLast 12 months

The full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.

Ownership

Who owns Power Integrations, Inc. — and what changed

Funds as of 2026Q2 · superinvestors as of 2026-06-30

336
funds hold it
0 of 35
superinvestors hold it
$2.63B
held by funds, at market
57.5%
of shares held by funds

Largest fund holders · Power Integrations, Inc.’s weight in each

iShares Core S&P Small-Cap ETF
IJR · iShares Trust
0.25%of fund net assets
VANGUARD TOTAL STOCK MARKET INDEX FUND
VTI · VANGUARD INDEX FUNDS
0.01%of fund net assets
iShares Russell 2000 ETF
IWM · iShares Trust
0.15%of fund net assets
0.07%of fund net assets
Neuberger Genesis Fund
NBGNX · NEUBERGER BERMAN EQUITY FUNDS
1.59%of fund net assets

Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.

Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.

Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.

Connected research

Put this business in context.

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