Power Integrations, Inc. (POWI) Stock

Power Integrations, Inc. (POWI) is a Technology stock trading at $54.84 (as of 2026-08-20), with a market capitalization of $3.06B and a trailing P/E of 122.2. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.

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Understand Power Integrations, Inc.: how it makes money

Power Integrations designs and markets analog and mixed-signal integrated circuits used for high voltage power conversion, and it earns revenue from selling these ICs and related components to power and electronics manufacturers worldwide.

Profit is driven by converting new design wins, tracked by the Design Opportunity Pipeline, into product shipments, while managing working capital pressures shown by inventory levels in the distribution channel and on the balance sheet.

Revenue by segment (latest quarter)
Net Rev$0.1B

Business quality (Weak): Clear business description and a single design conversion style KPI are provided, but there is no segment detail beyond Net Revenues and peer context is not provided.

Valuation: At 265× earnings, POWI trades 416% above the Semiconductors average (51×). Note: one-time items can distort reported P/E.

Bull case

  • Design Opportunity Pipeline of 0.1 USD_B: A maintained pipeline can support future design conversions into revenue for an IC supplier.
  • Gross margin of 52.6%: Gross profitability is relatively high, which can provide room to invest through product cycles.

Bear case

  • Inventory is elevated, with Inventory Days on Hand (Internal) at 292 and Inventory Days on the Balance Sheet at 313: High inventory aging can indicate weaker than expected demand or slower conversion from pipeline to shipments.
  • Channel Inventory (Weeks) is 9.4: If channel inventory stays elevated, it can pressure sell through and timing of future orders.
  • Operating margin of 1.3%: Low operating margin leaves less cushion if revenue timing, costs, or inventory valuation swings.
Valuation — source: SEC EDGAR (first-party)
Price$54.84
Market Cap$3.06B
P/E Ratio122.2
EV / EBITDA73.5
Price / Book4.50
Price / Sales6.82
FCF Yield2.6%
DCF Value (model)$14.74
DCF Upside vs Price-73.1%
Profitability & Growth — source: SEC EDGAR
Revenue (TTM)$443.50M
Net Margin5.0%
Revenue Growth (YoY)2.7%
EPS Growth (YoY)800.0%
FCF Growth (YoY)-23.6%
Financial Health — source: SEC EDGAR
Altman Z-Score20.82 (safe)
Valuation vs Sector & Industry
Stock P/E122.2
Sector P/E (Technology)33.9
Industry P/E (Electronic Equipment)39.4
vs Sector260.2%
vs Industry210.3%
Smart-Money Activity — SEC Form 4 / 13F / Congressional disclosures
Top Institutional HolderLepercq De Neuflize Asset Management LLC ($512.00M)
Institutional Holders Tracked10
Company
SectorTechnology
IndustryElectronic Equipment
CEOJennifer A. Lloyd
Employees865
CountryUS
IPO Date1997-12-12

Related Companies (Business model: Fabless Semiconductors; 8 closest by market cap; US-domiciled)

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POWI earnings history · POWI institutional & insider holders · POWI KPIs & operating metrics · POWI financials · POWI investor presentations & press releases · POWI SEC filings · POWI peers · Congress trades · Insider trades · Short interest · Stock screener

Data as of 2026-08-20.

Figures sourced from U.S. Securities and Exchange Commission (SEC EDGAR) filings and market data. Not personalized investment advice.