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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
Healthcare of Ontario Pension Plan Trust Fund38,312$3.12M0.01%––
Teachers Retirement System of the State of Kentucky38,376$3.13M0.03%––
American International Group, Inc.39,352$3.21M0.01%––
Capital Fund Management S.A.39,501$3.22M0.11%––
State of New Jersey Common Pension Fund D39,758$3.24M0.01%––
State of Alaska, Department of Revenue40,647$3.31M0.04%––
Texas Permanent School Fund44,866$3.66M0.05%––
Commonwealth of Pennsylvania Public School Empls Retrmt Sys46,314$3.77M0.05%––
HRT Financial LP46,836$3.82M0.04%––
Thrivent Financial for Lutherans49,332$4.02M0.01%––
Manufacturers Life Insurance Company, The49,551$4.04M0.00%––
BNP Paribas Arbitrage, SA49,875$4.06M0.01%––
Premier Fund Managers Ltd52,298$4.13M0.16%––
ProShare Advisors LLC51,894$4.23M0.01%––
Great West Life Assurance Co53,467$4.35M0.01%––
Public Employees Retirement System of Ohio53,556$4.36M0.02%––
Russell Investments Group, Ltd.56,638$4.61M0.01%––
UBS Group AG56,858$4.63M0.00%––
Segall Bryant & Hamill, LLC59,050$4.81M0.05%––
UBS Asset Management Americas Inc60,989$4.97M0.00%––
Comerica Bank62,869$5.37M0.03%––
Ensign Peak Advisors, Inc66,668$5.43M0.01%––
Bahl & Gaynor Inc70,522$5.75M0.04%––
Moody Aldrich Partners LLC73,783$6.01M0.87%––
Prudential Financial Inc76,658$6.25M0.01%––
Barclays PLC81,382$6.63M0.01%––
Stifel Financial Corp84,078$6.85M0.01%––
Citadel Advisors LLC88,355$7.20M0.01%––
California State Teachers Retirement System89,474$7.29M0.01%––
ClariVest Asset Management LLC90,970$7.41M0.26%––
Crawford Investment Counsel Inc92,787$7.56M0.17%––
Alliancebernstein L.P.96,117$7.83M0.00%––
Deutsche Bank AG101,351$8.26M0.00%––
Schroder Investment Management Group103,222$8.41M0.01%––
Congress Asset Management Co104,961$8.55M0.08%––
Envestnet Asset Management Inc113,646$9.26M0.01%––
Granahan Investment Management Inc115,958$9.45M0.20%––
Grandeur Peak Global Advisors, LLC120,713$9.84M0.54%––
Public Sector Pension Investment Board123,424$10.1M0.07%––
Scout Investments, Inc.133,765$10.9M0.16%––
Swiss National Bank136,700$11.1M0.01%––
Assenagon Asset Management S.A.136,796$11.1M0.06%––
Totem Point Management, LLC141,257$11.5M5.09%––
California Public Employees Retirement System142,707$11.6M0.01%––
Pier Capital, LLC143,839$11.7M1.11%––
Triodos Investment Management BV150,000$12.2M1.94%––
Cavalry Management Group, LLC153,526$12.5M1.20%––
State of Wisconsin Investment Board156,400$12.7M0.03%––
Millennium Management LLC183,194$14.9M0.02%––
New York State Common Retirement Fund184,080$15.0M0.02%––
Credit Suisse AG184,114$15.0M0.01%––
Legal & General Group Plc196,094$16.0M0.01%––
Wells Fargo & Company196,261$16.0M0.00%––
Candriam Luxembourg S.C.A.203,935$16.0M0.13%––
Rhumbline Advisers197,661$16.1M0.02%––
Vontobel Holding Ltd.223,060$18.2M0.13%––
GW&K Investment Management, LLC238,012$19.4M0.18%––
Royal Bank of Canada239,476$19.5M0.01%––
Nuveen Asset Management, LLC240,022$19.6M0.01%––
Amundi Asset Management US, Inc.245,797$20.0M0.02%––
Parametric Portfolio Associates LLC246,438$20.1M0.01%––
Nicholas Company, Inc.256,990$20.9M0.39%––
Goldman Sachs Group Inc275,979$22.5M0.01%––
Morgan Stanley282,660$23.0M0.00%––
Allianz Asset Management GmbH289,325$23.6M0.02%––
American Century Companies Inc332,460$27.1M0.02%––
Public Employees Retirement Association of Colorado334,299$27.2M0.13%––
Copeland Capital Management, LLC370,176$30.2M0.94%––
Principal Financial Group Inc479,349$39.1M0.03%––
Federated Hermes, Inc.493,999$40.3M0.08%––
Bank of America Corp496,843$40.5M0.00%––
Boston Trust Walden Corp501,454$40.9M0.40%––
Atlanta Capital Management Co L L C549,588$44.8M0.16%––
Fiera Capital Corp586,895$47.8M0.14%––
Charles Schwab Investment Management Inc605,211$49.3M0.02%––
Norges Bank616,330$50.2M0.01%––
Riverbridge Partners LLC625,624$51.0M0.58%––
First Trust Advisors LP678,705$55.3M0.07%––
Ceredex Value Advisors LLC736,254$60.0M0.70%––
Stephens Investment Management Group LLC756,173$61.6M0.89%––
Ameriprise Financial Inc811,625$66.1M0.02%––
Snyder Capital Management L P849,049$69.2M1.99%––
Northern Trust Corp877,668$71.5M0.01%––
Price T Rowe Associates Inc923,682$75.3M0.01%––
Polar Capital Holdings Plc928,429$75.6M0.47%––
Geode Capital Management, LLC1,074,880$87.7M0.01%––
Dimensional Fund Advisors LP1,302,512$106.1M0.04%––
Robeco Schweiz AG1,350,000$110.0M1.68%––
Bank of New York Mellon Corp1,766,456$143.9M0.03%––
Disciplined Growth Investors Inc1,780,133$145.0M2.94%––
State Street Corp2,115,521$172.4M0.01%––
Invesco Ltd.2,121,863$172.9M0.05%––
Wellington Management Group LLP2,345,397$191.1M0.03%––
JPMorgan Chase & Co2,348,326$191.3M0.03%––
Neuberger Berman Group LLC4,102,474$332.2M0.32%––
Vanguard Group Inc6,264,060$510.4M0.01%––
BlackRock Inc.9,970,579$812.4M0.02%––