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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; 372 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: 372 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 2026372$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
Guinness Atkinson Asset Management Inc4,940$403.0K0.20%––
Quantitative Investment Management, LLC4,963$404.0K0.03%––
Ergoteles LLC5,156$420.0K0.01%––
Old National Bancorp5,185$423.0K0.02%––
Pillar Pacific Capital Management LLC5,200$424.0K0.03%––
KBC Group NV5,256$428.0K0.00%––
Bridgeway Capital Management, LLC5,400$440.0K0.01%––
Massachusetts Financial Services Co5,448$444.0K0.00%––
Truvestments Capital LLC5,676$462.0K0.26%––
Tower Research Capital LLC (TRC)5,706$465.0K0.01%––
Zurcher Kantonalbank (Zurich Cantonalbank)5,742$468.0K0.00%––
Commonwealth Equity Services, LLC6,067$494.0K0.00%––
Everence Capital Management Inc6,080$495.0K0.05%––
Storebrand Asset Management AS6,160$501.9K0.00%––
AE Wealth Management LLC6,155$502.0K0.01%––
The PNC Financial Services Group, Inc.6,276$511.0K0.00%––
Green Alpha Advisors, LLC6,326$515.0K0.51%––
Susquehanna Fundamental Investments, LLC6,400$521.0K0.01%––
Fuller & Thaler Asset Management, Inc.6,567$535.0K0.00%––
Teacher Retirement System of Texas6,656$542.0K0.00%––
Nomura Holdings Inc7,000$571.0K0.00%––
ETF Managers Group, LLC7,440$589.0K0.01%––
Meeder Asset Management Inc7,358$600.0K0.03%––
Alpha DNA Investment Management LLC7,424$604.0K0.69%––
People's United Financial, Inc.7,489$610.0K0.01%––
Legacy Wealth Asset Management, LLC7,910$645.0K0.30%––
Mutual of America Capital Management LLC8,021$654.0K0.01%––
Sit Investment Associates Inc8,050$656.0K0.02%––
Crossmark Global Holdings, Inc.8,250$672.0K0.02%––
Advisor Group Holdings, Inc.8,266$675.0K0.00%––
NJ State Employees Deferred Compensation Plan8,600$701.0K0.10%––
Profund Advisors LLC8,899$725.0K0.03%––
Amalgamated Bank8,913$726.0K0.03%––
Catalyst Private Wealth, LLC9,220$751.0K0.53%––
Jane Street Group, LLC9,231$753.0K0.00%––
Twinbeech Capital LP10,000$815.0K0.12%––
Occidental Asset Management, LLC10,663$869.0K0.26%––
Prelude Capital Management, LLC10,771$878.0K0.06%––
Yorktown Management & Research Co Inc11,100$904.0K0.75%––
Altshuler Shaham Ltd11,292$920.0K0.01%––
Handelsbanken Fonder AB11,902$970.0K0.01%––
SG Americas Securities, LLC11,973$976.0K0.01%––
Martingale Asset Management L P12,515$1.02M0.01%––
Los Angeles Capital Management LLC12,770$1.04M0.00%––
Glenmede Trust Co NA12,811$1.04M0.01%––
Nisa Investment Advisors, LLC12,840$1.05M0.01%––
ExodusPoint Capital Management, LP13,036$1.06M0.02%––
Guggenheim Capital LLC13,163$1.07M0.01%––
HSBC Holdings PLC13,248$1.08M0.00%––
Pathstone Family Office, LLC13,240$1.08M0.04%––
Natixis Advisors, L.P.13,296$1.08M0.01%––
NN Investment Partners Holdings N.V.13,400$1.09M0.01%––
Boothbay Fund Management, LLC13,580$1.11M0.06%––
Raymond James & Associates13,738$1.12M0.00%––
Hillsdale Investment Management Inc.13,800$1.12M0.09%––
Engineers Gate Manager LP13,815$1.13M0.06%––
Penbrook Management LLC14,000$1.14M0.82%––
Winton Group Ltd14,741$1.20M0.07%––
Aviva PLC15,092$1.23M0.01%––
Victory Capital Management Inc15,261$1.24M0.00%––
Metropolitan Life Insurance Co16,027$1.31M0.02%––
Pier 88 Investment Partners LLC16,225$1.32M0.45%––
Eqis Capital Management, Inc.16,737$1.36M0.11%––
Susquehanna International Group, LLP16,998$1.39M0.00%––
Truist Financial Corp17,334$1.41M0.00%––
Arizona State Retirement System17,426$1.42M0.01%––
GWM Advisors LLC17,758$1.45M0.04%––
Janus Henderson Group PLC18,197$1.48M0.00%––
Dynamic Technology Lab Private Ltd19,166$1.56M0.18%––
State Board of Administration of Florida Retirement System19,256$1.57M0.00%––
Foundry Partners, LLC19,754$1.61M0.05%––
Brinker Capital Investments, LLC20,659$1.68M0.03%––
Connacht Asset Management LP20,895$1.70M1.34%––
M&T Bank Corp21,116$1.72M0.01%––
Alps Advisors Inc21,402$1.74M0.02%––
MetLife Investment Management21,516$1.75M0.02%––
Voloridge Investment Management, LLC21,704$1.77M0.01%––
IFP Advisors, Inc21,722$1.77M0.03%––
STRS Ohio22,100$1.80M0.01%––
Oppenheimer Asset Management Inc.22,894$1.86M0.03%––
Bank of Montreal23,353$1.91M0.00%––
US Bancorp23,843$1.94M0.00%––
Two Sigma Advisers, LP24,000$1.96M0.01%––
Oregon Public Employees Retirement Fund24,629$2.01M0.02%––
SEI Investments Co24,974$2.01M0.01%––
Cubist Systematic Strategies, LLC25,042$2.04M0.03%––
Assetmark, Inc25,658$2.09M0.01%––
AQR Capital Management LLC27,176$2.21M0.00%––
Louisiana State Employees Retirement System27,300$2.22M0.06%––
Renaissance Technologies LLC27,500$2.24M0.00%––
State of Tennessee, Treasury Department30,129$2.46M0.01%––
Voya Investment Management LLC30,196$2.46M0.00%––
LPL Financial LLC31,389$2.56M0.00%––
Allstate Corp31,579$2.57M0.08%––
Squarepoint Ops LLC32,399$2.64M0.02%––
Citigroup Inc32,727$2.67M0.00%––
Mackay Shields LLC33,600$2.74M0.02%––
Man Group plc36,003$2.93M0.01%––
New York State Teachers Retirement System36,271$2.96M0.01%––
Herald Investment Management Ltd38,000$3.10M0.54%––