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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 2025

Institutional positions in Power Integrations Inc as of Mar 31, 2025. 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
342
+23 vs. Q4 2024
Shares held
58.3M
+912.0K (+1.6%) vs. Q4 2024
Total value
$2.94B
−$593.8M (−16.8%) vs. Q4 2024
New holders
65
130 more added
Sold out
42
107 more reduced

6 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

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 2025: 342 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 2025: $2.94B
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 2025

Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q4 2024.

Institutions holding POWI in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
WCM Investment Management, LLC246,188$12.6M0.03%+182+0.1%Added
Rhumbline Advisers252,300$12.7M0.01%+69,324+37.9%Added
Public Employees Retirement Association of Colorado255,521$12.9M0.06%−1,363−0.5%Reduced
Ceredex Value Advisors LLC271,000$13.7M0.30%−315,650−53.8%Reduced
Norges Bank271,489$13.7M0.00%−47,200−14.8%Reduced
ASR Vermogensbeheer N.V.281,518$14.2M0.21%+281,518New
Vontobel Holding Ltd.285,220$14.4M0.05%−90,182−24.0%Reduced
Envestnet Asset Management Inc289,972$14.6M0.00%+17,905+6.6%Added
Tributary Capital Management, LLC315,673$15.9M1.39%−4,572−1.4%Reduced
Loomis Sayles & Co L P336,369$17.0M0.02%−7,694−2.2%Reduced
Citigroup Inc374,046$18.9M0.01%+42,816+12.9%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.431,025$21.8M0.06%+45,046+11.7%Added
Bank of America Corp433,653$21.9M0.00%+32,528+8.1%Added
Fiera Capital Corp464,373$23.5M0.08%−2,187−0.5%Reduced
D. E. Shaw & Co., Inc.469,545$23.7M0.03%−49,216−9.5%Reduced
Riverbridge Partners LLC472,794$23.9M0.38%−44,557−8.6%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC477,000$24.1M0.08%−34,498−6.7%Reduced
Bank of New York Mellon Corp536,043$27.1M0.01%−18,957−3.4%Reduced
Goldman Sachs Group Inc572,360$28.9M0.01%+74,107+14.9%Added
Charles Schwab Investment Management Inc664,214$33.5M0.01%+9,241+1.4%Added
Robeco Schweiz AG674,328$34.1M0.84%+10,328+1.6%Added
Federated Hermes, Inc.714,013$36.1M0.08%+2,996+0.4%Added
American Century Companies Inc731,065$36.9M0.02%+731,065New
Boston Trust Walden Corp733,747$37.1M0.27%−5,537−0.7%Reduced
Congress Asset Management Co737,134$37.2M0.28%+105,995+16.8%Added
Stephens Investment Management Group LLC738,976$37.3M0.54%+172,530+30.5%Added
Brown Advisory Inc815,306$41.2M0.06%−51,871−6.0%Reduced
Snyder Capital Management L P854,506$43.2M0.94%−28,012−3.2%Reduced
Dimensional Fund Advisors LP1,040,860$52.6M0.01%+38,361+3.8%Added
Northern Trust Corp1,075,076$54.3M0.01%+79,036+7.9%Added
Copeland Capital Management, LLC1,199,136$60.6M1.21%−22,515−1.8%Reduced
Morgan Stanley1,214,611$61.3M0.00%−92,672−7.1%Reduced
Invesco Ltd.1,314,208$66.4M0.01%+1,223,310+1,345.8%Added
Capital International Investors1,503,036$75.9M0.01%−960.0%Reduced
Geode Capital Management, LLC1,660,250$83.9M0.01%+56,020+3.5%Added
Wellington Management Group LLP1,750,919$88.4M0.02%−694,443−28.4%Reduced
JPMorgan Chase & Co1,815,581$91.7M0.01%−104,878−5.5%Reduced
Disciplined Growth Investors Inc2,076,576$104.9M2.17%−23,316−1.1%Reduced
State Street Corp2,641,343$133.4M0.01%+96,550+3.8%Added
Neuberger Berman Group LLC3,929,160$198.4M0.17%+93,543+2.4%Added
Vanguard Group Inc7,165,537$361.9M0.01%−45,298−0.6%Reduced
BlackRock, Inc.7,850,643$396.5M0.01%−78,845−1.0%Reduced
Proequities, Inc.0$00.00%−432−100.0%Sold out
Activest Wealth Management0$00.00%−1−100.0%Sold out
T. Rowe Price Investment Management, Inc.0$00.00%−991,186−100.0%Sold out
Kodai Capital Management LP0$00.00%−279,929−100.0%Sold out
Pier Capital, LLC0$00.00%−114,375−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−54,999−100.0%Sold out
TD Asset Management Inc0$00.00%−32,822−100.0%Sold out
Pinebridge Investments, L.P.0$00.00%−29,126−100.0%Sold out
Trexquant Investment LP0$00.00%−25,895−100.0%Sold out
Mirabella Financial Services LLP0$00.00%−18,423−100.0%Sold out
Semanteon Capital Management, LP0$00.00%−12,531−100.0%Sold out
Pacer Advisors, Inc.0$00.00%−8,480−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−8,472−100.0%Sold out
Nomura Holdings Inc0$00.00%−7,531−100.0%Sold out
Farringdon Capital, Ltd.0$00.00%−7,014−100.0%Sold out
Two Sigma Investments, LP0$00.00%−6,178−100.0%Sold out
Mercer Global Advisors Inc0$00.00%−5,957−100.0%Sold out
Aigen Investment Management, LP0$00.00%−5,946−100.0%Sold out
Campbell & CO Investment Adviser LLC0$00.00%−4,883−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−4,417−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−4,084−100.0%Sold out
Cerity Partners LLC0$00.00%−3,412−100.0%Sold out
Inspire Advisors, LLC0$00.00%−3,396−100.0%Sold out
Brighton Jones LLC0$00.00%−3,387−100.0%Sold out
Old National Bancorp0$00.00%−3,301−100.0%Sold out
Heritage Family Offices, LLP0$00.00%−3,299−100.0%Sold out
Aster Capital Management (DIFC) Ltd0$00.00%−3,222−100.0%Sold out
V-Square Quantitative Management LLC0$00.00%−353−100.0%Sold out
LGT Financial Advisors LLC0$00.00%−314−100.0%Sold out
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−275−100.0%Sold out
Northwestern Mutual Wealth Management Co0$00.00%−141−100.0%Sold out
High Note Wealth, LLC0$00.00%−30−100.0%Sold out
Coston, McIsaac & Partners0$00.00%−32−100.0%Sold out
Sachetta, LLC0$00.00%−16−100.0%Sold out
Private Wealth Management Group, LLC0$00.00%−12−100.0%Sold out
CVA Family Office, LLC0$00.00%−11−100.0%Sold out
Riverview Trust Co0$00.00%−9−100.0%Sold out
Riggs Asset Managment Co. Inc.0$00.00%−7−100.0%Sold out
Transce3nd, LLC0$00.00%−5−100.0%Sold out
Colonial Trust Co0$00.00%−2−100.0%Sold out
Principia Wealth Advisory, LLC0$00.00%−1−100.0%Sold out
Hemington Wealth Management0$00.00%−3−100.0%Sold out
Nuveen Asset Management, LLC––––Not filed
Madison Investment Advisors, LLC––––Not filed
Zions Bancorporation, N.A.––––Not filed
Global Retirement Partners, LLC––––Not filed
Sugarloaf Wealth Management, LLC––––Not filed
Cassady Schiller Wealth Management, LLC––––Not filed