Skip to main content

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
BlackRock Inc.9,970,579$812.4M0.02%––
Vanguard Group Inc6,264,060$510.4M0.01%––
Neuberger Berman Group LLC4,102,474$332.2M0.32%––
JPMorgan Chase & Co2,348,326$191.3M0.03%––
Wellington Management Group LLP2,345,397$191.1M0.03%––
Invesco Ltd.2,121,863$172.9M0.05%––
State Street Corp2,115,521$172.4M0.01%––
Disciplined Growth Investors Inc1,780,133$145.0M2.94%––
Bank of New York Mellon Corp1,766,456$143.9M0.03%––
Robeco Schweiz AG1,350,000$110.0M1.68%––
Dimensional Fund Advisors LP1,302,512$106.1M0.04%––
Geode Capital Management, LLC1,074,880$87.7M0.01%––
Polar Capital Holdings Plc928,429$75.6M0.47%––
Price T Rowe Associates Inc923,682$75.3M0.01%––
Northern Trust Corp877,668$71.5M0.01%––
Snyder Capital Management L P849,049$69.2M1.99%––
Ameriprise Financial Inc811,625$66.1M0.02%––
Stephens Investment Management Group LLC756,173$61.6M0.89%––
Ceredex Value Advisors LLC736,254$60.0M0.70%––
First Trust Advisors LP678,705$55.3M0.07%––
Riverbridge Partners LLC625,624$51.0M0.58%––
Norges Bank616,330$50.2M0.01%––
Charles Schwab Investment Management Inc605,211$49.3M0.02%––
Fiera Capital Corp586,895$47.8M0.14%––
Atlanta Capital Management Co L L C549,588$44.8M0.16%––
Boston Trust Walden Corp501,454$40.9M0.40%––
Bank of America Corp496,843$40.5M0.00%––
Federated Hermes, Inc.493,999$40.3M0.08%––
Principal Financial Group Inc479,349$39.1M0.03%––
Copeland Capital Management, LLC370,176$30.2M0.94%––
Public Employees Retirement Association of Colorado334,299$27.2M0.13%––
American Century Companies Inc332,460$27.1M0.02%––
Allianz Asset Management GmbH289,325$23.6M0.02%––
Morgan Stanley282,660$23.0M0.00%––
Goldman Sachs Group Inc275,979$22.5M0.01%––
Nicholas Company, Inc.256,990$20.9M0.39%––
Parametric Portfolio Associates LLC246,438$20.1M0.01%––
Amundi Asset Management US, Inc.245,797$20.0M0.02%––
Nuveen Asset Management, LLC240,022$19.6M0.01%––
Royal Bank of Canada239,476$19.5M0.01%––
GW&K Investment Management, LLC238,012$19.4M0.18%––
Vontobel Holding Ltd.223,060$18.2M0.13%––
Rhumbline Advisers197,661$16.1M0.02%––
Candriam Luxembourg S.C.A.203,935$16.0M0.13%––
Wells Fargo & Company196,261$16.0M0.00%––
Legal & General Group Plc196,094$16.0M0.01%––
Credit Suisse AG184,114$15.0M0.01%––
New York State Common Retirement Fund184,080$15.0M0.02%––
Millennium Management LLC183,194$14.9M0.02%––
State of Wisconsin Investment Board156,400$12.7M0.03%––
Cavalry Management Group, LLC153,526$12.5M1.20%––
Triodos Investment Management BV150,000$12.2M1.94%––
Pier Capital, LLC143,839$11.7M1.11%––
California Public Employees Retirement System142,707$11.6M0.01%––
Totem Point Management, LLC141,257$11.5M5.09%––
Assenagon Asset Management S.A.136,796$11.1M0.06%––
Swiss National Bank136,700$11.1M0.01%––
Scout Investments, Inc.133,765$10.9M0.16%––
Public Sector Pension Investment Board123,424$10.1M0.07%––
Grandeur Peak Global Advisors, LLC120,713$9.84M0.54%––
Granahan Investment Management Inc115,958$9.45M0.20%––
Envestnet Asset Management Inc113,646$9.26M0.01%––
Congress Asset Management Co104,961$8.55M0.08%––
Schroder Investment Management Group103,222$8.41M0.01%––
Deutsche Bank AG101,351$8.26M0.00%––
Alliancebernstein L.P.96,117$7.83M0.00%––
Crawford Investment Counsel Inc92,787$7.56M0.17%––
ClariVest Asset Management LLC90,970$7.41M0.26%––
California State Teachers Retirement System89,474$7.29M0.01%––
Citadel Advisors LLC88,355$7.20M0.01%––
Stifel Financial Corp84,078$6.85M0.01%––
Barclays PLC81,382$6.63M0.01%––
Prudential Financial Inc76,658$6.25M0.01%––
Moody Aldrich Partners LLC73,783$6.01M0.87%––
Bahl & Gaynor Inc70,522$5.75M0.04%––
Ensign Peak Advisors, Inc66,668$5.43M0.01%––
Comerica Bank62,869$5.37M0.03%––
UBS Asset Management Americas Inc60,989$4.97M0.00%––
Segall Bryant & Hamill, LLC59,050$4.81M0.05%––
UBS Group AG56,858$4.63M0.00%––
Russell Investments Group, Ltd.56,638$4.61M0.01%––
Public Employees Retirement System of Ohio53,556$4.36M0.02%––
Great West Life Assurance Co53,467$4.35M0.01%––
ProShare Advisors LLC51,894$4.23M0.01%––
Premier Fund Managers Ltd52,298$4.13M0.16%––
BNP Paribas Arbitrage, SA49,875$4.06M0.01%––
Manufacturers Life Insurance Company, The49,551$4.04M0.00%––
Thrivent Financial for Lutherans49,332$4.02M0.01%––
HRT Financial LP46,836$3.82M0.04%––
Commonwealth of Pennsylvania Public School Empls Retrmt Sys46,314$3.77M0.05%––
Texas Permanent School Fund44,866$3.66M0.05%––
State of Alaska, Department of Revenue40,647$3.31M0.04%––
State of New Jersey Common Pension Fund D39,758$3.24M0.01%––
Capital Fund Management S.A.39,501$3.22M0.11%––
American International Group, Inc.39,352$3.21M0.01%––
Teachers Retirement System of the State of Kentucky38,376$3.13M0.03%––
Healthcare of Ontario Pension Plan Trust Fund38,312$3.12M0.01%––
Herald Investment Management Ltd38,000$3.10M0.54%––
New York State Teachers Retirement System36,271$2.96M0.01%––
Man Group plc36,003$2.93M0.01%––