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Power Integrations Inc

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POWI Stock Institutional Owners
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POWI Derivatives Institutional Owners
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Recently reported changes in POWI holdings by institutional investors

Quarterly net insider trading by POWI's directors and management

* Insider trading data parsed from SEC Form 4 filings by Quiver Quantitative. Sign up for the Quiver API for real-time access.

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Backtest Start Date
CAGR (Total)
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Return (1Y)
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Key Metrics

Return (1d)

Return (30d)

Return (1Y)

CAGR (Total)

Max Drawdown

Beta

Alpha

Sharpe Ratio

Win Rate

Average Win

Average Loss

Annual Volatility

Annual Std Dev

Information Ratio

Treynor Ratio

Total Trades

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Metrics Definitions
  • Alpha

    Measures a portfolio's risk-adjusted performance against that of its benchmark

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  • Annual Standard Deviation

    Measures how much the portfolio's total return varies from its mean or average.

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  • Annual Volatility

    A statistical measure of the dispersion of returns for the portfolio.

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  • Average Win

    The average return (%) for trades that resulted in a positive return.

  • Average Loss

    The average return (%) for trades that resulted in a negative return.

  • Beta

    A measure of the volatility of the portfolio compared to the market as a whole.

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  • CAGR

    CAGR (Compounded Annual Growth Rate), is the historical annualized rate of return for an investment strategy, throughout the backtest period.

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  • Information Ratio

    A measurement of portfolio returns beyond the returns of its benchmark compared to the volatility of those returns.

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  • Max Drawdown

    the maximum observed loss from a peak to a trough of a portfolio, before a new peak is attained.

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  • Sharpe Ratio

    The Sharpe Ratio is a measure of historical risk-adjusted return, which quantifies the amount of return that an investor received per unit of risk.

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  • Total Trades

    The total number of trades made by this strategy.

  • Treynor Ratio

    Attempts to measure how successful an investment is in providing compensation to investors for taking on investment risk.

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  • Win Rate

    The percentage of total trades that resulted in a positive return.

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Government lobbying spending instances

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Corporate Lobbying Dashboard

POWI Estimated quarterly lobbying spending

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POWI Revenue by Segment or Geography

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POWI Income Statement
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U.S. Patents

New POWI patent grants

  • Patent Title: Clamp for a hybrid switch Jun. 12, 2018
  • Patent Title: Controller ic with zero-crossing detector and capacitor discharge switching element May. 29, 2018
  • Patent Title: Integrated linear current sense circuitry for semiconductor transistor devices May. 29, 2018
  • Patent Title: Load responsive jitter May. 22, 2018
  • Patent Title: Field-effect transistor device with partial finger current sensing fets May. 15, 2018
  • Patent Title: High voltage vertical semiconductor device with multiple pillars in a racetrack arrangement May. 15, 2018
  • Patent Title: Multiple stage gate drive for cascode current sensing Apr. 24, 2018
  • Patent Title: Power converter using multiple controllers Mar. 27, 2018
  • Patent Title: Ballast compatibility buffer circuit for led lamps Mar. 13, 2018
  • Patent Title: Method and apparatus for sensing multiple voltage values from a single terminal of a power converter controller Mar. 06, 2018
  • Patent Title: Reduction of audible noise in a power converter Feb. 13, 2018
  • Patent Title: Reduction of audible noise in a power converter Jan. 23, 2018
  • Patent Title: Clamp for a hybrid switch Jan. 16, 2018
  • Patent Title: Input voltage sensor responsive to load conditions Jan. 09, 2018
  • Patent Title: Hybrid boost-bypass function in two-stage converter Jan. 09, 2018
  • Patent Title: Programming controller parameters through external terminals of a power converter Dec. 26, 2017
  • Patent Title: Synchronous rectification Dec. 19, 2017
  • Patent Title: Switched mode power converter controller with ramp time modulation Dec. 05, 2017
  • Patent Title: Noise cancellation for a magnetically coupled communication link utilizing a lead frame Nov. 28, 2017
  • Patent Title: Method and apparatus for a control circuit with multiple operating modes Nov. 07, 2017
  • Patent Title: Current sense ratio compensation Oct. 31, 2017
  • Patent Title: Power converter controller with stability compensation Oct. 03, 2017
  • Patent Title: Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter Sep. 26, 2017
  • Patent Title: Introducing jitter to a switching frequency by way of modulating current limit Sep. 26, 2017
  • Patent Title: Variable bleeder circuit Sep. 19, 2017
  • Patent Title: Laterally-graded doping of materials Sep. 19, 2017
  • Patent Title: Techniques for controlling a power converter using multiple controllers Sep. 12, 2017
  • Patent Title: Heterostructure power transistor with alsin passivation layer Sep. 12, 2017
  • Patent Title: Switch current control to shape input current Aug. 29, 2017
  • Patent Title: Waveform shape discriminator Aug. 22, 2017
  • Patent Title: Power converter controller utilizing external resistor for programming operating paramater during startup Aug. 22, 2017
  • Patent Title: Output-side controller with switching request at relaxation ring extremum Aug. 22, 2017
  • Patent Title: Method and apparatus for implementing a power converter input terminal voltage discharge circuit Aug. 15, 2017
  • Patent Title: Bjt drive scheme Aug. 15, 2017
  • Patent Title: Limit-to-valley ratio circuitry in power converters Aug. 01, 2017
  • Patent Title: Energy transfer element with capacitor compensated cancellation and balance shield windings Aug. 01, 2017
  • Patent Title: Protective insulator for hfet devices Aug. 01, 2017
  • Patent Title: Programming in a power conversion system with a reference pin Jul. 11, 2017
  • Patent Title: Power converter controller with input current slope adjustment Jun. 27, 2017
  • Patent Title: Static discharge system Jun. 27, 2017
  • Patent Title: Controller for a power supply with transition region regulation Jun. 13, 2017
  • Patent Title: Input overvoltage protection using current limit Jun. 13, 2017
  • Patent Title: Input frequency measurement Jun. 13, 2017
  • Patent Title: Demand-controlled, low standby power linear shunt regulator May. 30, 2017
  • Patent Title: High-voltage field-effect transistor having multiple implanted layers May. 23, 2017
  • Patent Title: Bleeder circuit emulator for a power converter May. 09, 2017
  • Patent Title: Thermal protection for led bleeder in fault condition Apr. 18, 2017
  • Patent Title: Rectifier with indicator switch Apr. 18, 2017
  • Patent Title: Power converter output voltage clamp and supply terminal Apr. 18, 2017
  • Patent Title: Single-stage power supply with power factor correction and constant current output Apr. 11, 2017
Government Contracts

Federal grants, loans, and purchases

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Estimated quarterly amount awarded to POWI from public contracts

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POWI News

Recent insights relating to POWI

CNBC Recommendations

Recent picks made for POWI stock on CNBC

Top ETF Holders

ETFs with the largest estimated holdings in POWI

POWI Analyst Ratings

POWI Stock Forecasts
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POWI Analyst Forecasts
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Frequently Asked Questions
  • Is $POWI stock a Buy, Sell, or Hold?

  • What is the price target for $POWI stock?

* Analyst consensus is not financial advice. Please see our data disclaimers .

POWI Top Shareholders
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Frequently Asked Questions
  • Who owns $POWI stock?

  • Who owns the most shares of $POWI stock?

  • What funds own $POWI stock?

* These are estimates based on data taken from SEC filings. There may be inaccuracies due to parsing errors, accidental double-counting, incorrect classification of indirectly owned shares, or any other number of issues.

POWI Stock Smart Score

The Quiver Smart Score combines our data on Congress Trading, Lobbying, Insider Trading, CNBC Mentions and more to provide a comprehensive view of the strength of a stock's underlying data.

The Smart Score grades stocks on a scale of 1 (weakest) to 10 (strongest) based on the strength of the underlying data.
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Bull Case vs Bear Case

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The Bulls Say summary highlights positive aspects of the stock.

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The Bears Say summary points out potential risks and negative aspects of the stock.

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About POWI

Power Integrations Inc designs, develops, and markets analog and mixed-signal integrated circuits (ICs) and other electronic components and circuitry used in high-voltage power conversion. Products are used in power converters that convert electricity from a high-voltage source to the type of power required for a specified downstream use. Products are used in electronic products including mobile phones, computing and networking equipment, appliances, electronic utility meters, battery-powered tools, industrial controls, home automation, or Internet of Things applications such as networked thermostats, power strips, and security devices. Geographically, the company generates maximum revenue from China and Hong Kong.

  • Address San Jose, CA
  • Market Cap 1.8 billion
  • Employees 865
  • Industrial Classification Semiconductors & Related Devices
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