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Power Integrations Inc

POWI
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0000833640

In the last 90 days, Power Integrations Inc insiders filed 0 open-market purchases and 1 sale; 373 institutions reported holding it in 13F filings for Q2 2026, worth $5.24B in total; no superinvestor holds it.

13F holders, Q1 2021

Institutional positions in Power Integrations Inc as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
297
No complete 13F data for Q4 2020
Shares held
58.7M
No complete 13F data for Q4 2020
Total value
$4.78B
No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting POWI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 297 institutions
Q1 2021: 297 institutionsQ2 2021: 297 institutionsQ3 2021: 330 institutionsQ4 2021: 343 institutionsQ1 2022: 357 institutionsQ2 2022: 336 institutionsQ3 2022: 328 institutionsQ4 2022: 325 institutionsQ1 2023: 331 institutionsQ2 2023: 339 institutionsQ3 2023: 338 institutionsQ4 2023: 342 institutionsQ1 2024: 342 institutionsQ2 2024: 351 institutionsQ3 2024: 334 institutionsQ4 2024: 325 institutionsQ1 2025: 342 institutionsQ2 2025: 342 institutionsQ3 2025: 315 institutionsQ4 2025: 299 institutionsQ1 2026: 308 institutionsQ2 2026: 373 institutions
Value heldQ1 2021: $4.78B
Q1 2021: $4.78BQ2 2021: $4.80BQ3 2021: $5.78BQ4 2021: $5.34BQ1 2022: $5.29BQ2 2022: $4.26BQ3 2022: $3.65BQ4 2022: $4.11BQ1 2023: $4.88BQ2 2023: $5.51BQ3 2023: $4.41BQ4 2023: $4.81BQ1 2024: $4.22BQ2 2024: $4.12BQ3 2024: $3.73BQ4 2024: $3.56BQ1 2025: $2.94BQ2 2025: $3.16BQ3 2025: $2.25BQ4 2025: $2.12BQ1 2026: $3.24BQ2 2026: $5.24B
Institutions holding POWI and their total value by quarter
QuarterHoldersValue
Q2 2026373$5.24B
Q1 2026308$3.24B
Q4 2025299$2.12B
Q3 2025315$2.25B
Q2 2025342$3.16B
Q1 2025342$2.94B
Q4 2024325$3.56B
Q3 2024334$3.73B
Q2 2024351$4.12B
Q1 2024342$4.22B
Q4 2023342$4.81B
Q3 2023338$4.41B
Q2 2023339$5.51B
Q1 2023331$4.88B
Q4 2022325$4.11B
Q3 2022328$3.65B
Q2 2022336$4.26B
Q1 2022357$5.29B
Q4 2021343$5.34B
Q3 2021330$5.78B
Q2 2021297$4.80B
Q1 2021297$4.78B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Power Integrations Inc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding POWI in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Mackay Shields LLC33,600$2.74M0.02%––
Citigroup Inc32,727$2.67M0.00%––
Squarepoint Ops LLC32,399$2.64M0.02%––
Allstate Corp31,579$2.57M0.08%––
LPL Financial LLC31,389$2.56M0.00%––
Voya Investment Management LLC30,196$2.46M0.00%––
State of Tennessee, Treasury Department30,129$2.46M0.01%––
Renaissance Technologies LLC27,500$2.24M0.00%––
Louisiana State Employees Retirement System27,300$2.22M0.06%––
AQR Capital Management LLC27,176$2.21M0.00%––
Assetmark, Inc25,658$2.09M0.01%––
Cubist Systematic Strategies, LLC25,042$2.04M0.03%––
SEI Investments Co24,974$2.01M0.01%––
Oregon Public Employees Retirement Fund24,629$2.01M0.02%––
Two Sigma Advisers, LP24,000$1.96M0.01%––
US Bancorp23,843$1.94M0.00%––
Bank of Montreal23,353$1.91M0.00%––
Oppenheimer Asset Management Inc.22,894$1.86M0.03%––
STRS Ohio22,100$1.80M0.01%––
IFP Advisors, Inc21,722$1.77M0.03%––
Voloridge Investment Management, LLC21,704$1.77M0.01%––
MetLife Investment Management21,516$1.75M0.02%––
Alps Advisors Inc21,402$1.74M0.02%––
M&T Bank Corp21,116$1.72M0.01%––
Connacht Asset Management LP20,895$1.70M1.34%––
Brinker Capital Investments, LLC20,659$1.68M0.03%––
Foundry Partners, LLC19,754$1.61M0.05%––
State Board of Administration of Florida Retirement System19,256$1.57M0.00%––
Dynamic Technology Lab Private Ltd19,166$1.56M0.18%––
Janus Henderson Group PLC18,197$1.48M0.00%––
GWM Advisors LLC17,758$1.45M0.04%––
Arizona State Retirement System17,426$1.42M0.01%––
Truist Financial Corp17,334$1.41M0.00%––
Susquehanna International Group, LLP16,998$1.39M0.00%––
Eqis Capital Management, Inc.16,737$1.36M0.11%––
Pier 88 Investment Partners LLC16,225$1.32M0.45%––
Metropolitan Life Insurance Co16,027$1.31M0.02%––
Victory Capital Management Inc15,261$1.24M0.00%––
Aviva PLC15,092$1.23M0.01%––
Winton Group Ltd14,741$1.20M0.07%––
Penbrook Management LLC14,000$1.14M0.82%––
Engineers Gate Manager LP13,815$1.13M0.06%––
Hillsdale Investment Management Inc.13,800$1.12M0.09%––
Raymond James & Associates13,738$1.12M0.00%––
Boothbay Fund Management, LLC13,580$1.11M0.06%––
NN Investment Partners Holdings N.V.13,400$1.09M0.01%––
Natixis Advisors, L.P.13,296$1.08M0.01%––
HSBC Holdings PLC13,248$1.08M0.00%––
Pathstone Family Office, LLC13,240$1.08M0.04%––
Guggenheim Capital LLC13,163$1.07M0.01%––
ExodusPoint Capital Management, LP13,036$1.06M0.02%––
Nisa Investment Advisors, LLC12,840$1.05M0.01%––
Glenmede Trust Co NA12,811$1.04M0.01%––
Los Angeles Capital Management LLC12,770$1.04M0.00%––
Martingale Asset Management L P12,515$1.02M0.01%––
SG Americas Securities, LLC11,973$976.0K0.01%––
Handelsbanken Fonder AB11,902$970.0K0.01%––
Altshuler Shaham Ltd11,292$920.0K0.01%––
Yorktown Management & Research Co Inc11,100$904.0K0.75%––
Prelude Capital Management, LLC10,771$878.0K0.06%––
Occidental Asset Management, LLC10,663$869.0K0.26%––
Twinbeech Capital LP10,000$815.0K0.12%––
Jane Street Group, LLC9,231$753.0K0.00%––
Catalyst Private Wealth, LLC9,220$751.0K0.53%––
Amalgamated Bank8,913$726.0K0.03%––
Profund Advisors LLC8,899$725.0K0.03%––
NJ State Employees Deferred Compensation Plan8,600$701.0K0.10%––
Advisor Group Holdings, Inc.8,266$675.0K0.00%––
Crossmark Global Holdings, Inc.8,250$672.0K0.02%––
Sit Investment Associates Inc8,050$656.0K0.02%––
Mutual of America Capital Management LLC8,021$654.0K0.01%––
Legacy Wealth Asset Management, LLC7,910$645.0K0.30%––
People's United Financial, Inc.7,489$610.0K0.01%––
Alpha DNA Investment Management LLC7,424$604.0K0.69%––
Meeder Asset Management Inc7,358$600.0K0.03%––
ETF Managers Group, LLC7,440$589.0K0.01%––
Nomura Holdings Inc7,000$571.0K0.00%––
Teacher Retirement System of Texas6,656$542.0K0.00%––
Fuller & Thaler Asset Management, Inc.6,567$535.0K0.00%––
Susquehanna Fundamental Investments, LLC6,400$521.0K0.01%––
Green Alpha Advisors, LLC6,326$515.0K0.51%––
The PNC Financial Services Group, Inc.6,276$511.0K0.00%––
AE Wealth Management LLC6,155$502.0K0.01%––
Storebrand Asset Management AS6,160$501.9K0.00%––
Everence Capital Management Inc6,080$495.0K0.05%––
Commonwealth Equity Services, LLC6,067$494.0K0.00%––
Zurcher Kantonalbank (Zurich Cantonalbank)5,742$468.0K0.00%––
Tower Research Capital LLC (TRC)5,706$465.0K0.01%––
Truvestments Capital LLC5,676$462.0K0.26%––
Massachusetts Financial Services Co5,448$444.0K0.00%––
Bridgeway Capital Management, LLC5,400$440.0K0.01%––
KBC Group NV5,256$428.0K0.00%––
Pillar Pacific Capital Management LLC5,200$424.0K0.03%––
Old National Bancorp5,185$423.0K0.02%––
Ergoteles LLC5,156$420.0K0.01%––
Quantitative Investment Management, LLC4,963$404.0K0.03%––
Guinness Atkinson Asset Management Inc4,940$403.0K0.20%––
CWM Advisors, LLC4,928$402.0K0.06%––
Ameritas Investment Partners, Inc.4,796$391.0K0.01%––
Pictet Asset Management Ltd4,800$391.0K0.00%––