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 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: 372 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 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 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
BlackRock, Inc.7,850,643$396.5M0.01%−78,845−1.0%Reduced
Vanguard Group Inc7,165,537$361.9M0.01%−45,298−0.6%Reduced
Neuberger Berman Group LLC3,929,160$198.4M0.17%+93,543+2.4%Added
State Street Corp2,641,343$133.4M0.01%+96,550+3.8%Added
Disciplined Growth Investors Inc2,076,576$104.9M2.17%−23,316−1.1%Reduced
JPMorgan Chase & Co1,815,581$91.7M0.01%−104,878−5.5%Reduced
Wellington Management Group LLP1,750,919$88.4M0.02%−694,443−28.4%Reduced
Geode Capital Management, LLC1,660,250$83.9M0.01%+56,020+3.5%Added
Capital International Investors1,503,036$75.9M0.01%−960.0%Reduced
Invesco Ltd.1,314,208$66.4M0.01%+1,223,310+1,345.8%Added
Morgan Stanley1,214,611$61.3M0.00%−92,672−7.1%Reduced
Copeland Capital Management, LLC1,199,136$60.6M1.21%−22,515−1.8%Reduced
Northern Trust Corp1,075,076$54.3M0.01%+79,036+7.9%Added
Dimensional Fund Advisors LP1,040,860$52.6M0.01%+38,361+3.8%Added
Snyder Capital Management L P854,506$43.2M0.94%−28,012−3.2%Reduced
Brown Advisory Inc815,306$41.2M0.06%−51,871−6.0%Reduced
Stephens Investment Management Group LLC738,976$37.3M0.54%+172,530+30.5%Added
Congress Asset Management Co737,134$37.2M0.28%+105,995+16.8%Added
Boston Trust Walden Corp733,747$37.1M0.27%−5,537−0.7%Reduced
American Century Companies Inc731,065$36.9M0.02%+731,065New
Federated Hermes, Inc.714,013$36.1M0.08%+2,996+0.4%Added
Robeco Schweiz AG674,328$34.1M0.84%+10,328+1.6%Added
Charles Schwab Investment Management Inc664,214$33.5M0.01%+9,241+1.4%Added
Goldman Sachs Group Inc572,360$28.9M0.01%+74,107+14.9%Added
Bank of New York Mellon Corp536,043$27.1M0.01%−18,957−3.4%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC477,000$24.1M0.08%−34,498−6.7%Reduced
Riverbridge Partners LLC472,794$23.9M0.38%−44,557−8.6%Reduced
D. E. Shaw & Co., Inc.469,545$23.7M0.03%−49,216−9.5%Reduced
Fiera Capital Corp464,373$23.5M0.08%−2,187−0.5%Reduced
Bank of America Corp433,653$21.9M0.00%+32,528+8.1%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.431,025$21.8M0.06%+45,046+11.7%Added
Citigroup Inc374,046$18.9M0.01%+42,816+12.9%Added
Loomis Sayles & Co L P336,369$17.0M0.02%−7,694−2.2%Reduced
Tributary Capital Management, LLC315,673$15.9M1.39%−4,572−1.4%Reduced
Envestnet Asset Management Inc289,972$14.6M0.00%+17,905+6.6%Added
Vontobel Holding Ltd.285,220$14.4M0.05%−90,182−24.0%Reduced
ASR Vermogensbeheer N.V.281,518$14.2M0.21%+281,518New
Norges Bank271,489$13.7M0.00%−47,200−14.8%Reduced
Ceredex Value Advisors LLC271,000$13.7M0.30%−315,650−53.8%Reduced
Public Employees Retirement Association of Colorado255,521$12.9M0.06%−1,363−0.5%Reduced
Rhumbline Advisers252,300$12.7M0.01%+69,324+37.9%Added
WCM Investment Management, LLC246,188$12.6M0.03%+182+0.1%Added
ProShare Advisors LLC241,368$12.2M0.03%−25,388−9.5%Reduced
Granite Investment Partners, LLC237,037$12.0M0.61%+237,037New
Voloridge Investment Management, LLC226,635$11.4M0.04%−46,048−16.9%Reduced
Foresight Group Ltd Liability Partnership223,198$11.3M1.61%+223,198New
Barclays PLC220,604$11.1M0.01%−22,726−9.3%Reduced
UBS Group AG199,725$10.1M0.00%+29,236+17.1%Added
First Trust Advisors LP189,906$9.59M0.01%−44,366−18.9%Reduced
Citadel Advisors LLC187,148$9.45M0.01%+20,815+12.5%Added
UBS Asset Management Americas Inc174,754$8.83M0.00%+23,389+15.5%Added
Crawford Investment Counsel Inc174,620$8.82M0.16%+26,875+18.2%Added
New York State Common Retirement Fund157,468$7.95M0.01%+24,309+18.3%Added
M&G Plc153,412$7.82M0.04%+9,268+6.4%Added
Marshall Wace, LLP154,856$7.82M0.01%+154,856New
Wasatch Advisors Inc140,967$7.12M0.04%−22,919−14.0%Reduced
Principal Financial Group Inc132,718$6.70M0.00%+440+0.3%Added
GW&K Investment Management, LLC129,419$6.54M0.06%−612−0.5%Reduced
SEI Investments Co121,437$6.13M0.01%+24,839+25.7%Added
Legal & General Group Plc116,680$5.89M0.00%−135−0.1%Reduced
Alliancebernstein L.P.115,996$5.86M0.00%−6,880−5.6%Reduced
Deutsche Bank AG112,714$5.69M0.00%−3,653−3.1%Reduced
Wells Fargo & Company111,343$5.62M0.00%−4,613−4.0%Reduced
Swiss National Bank110,200$5.57M0.00%−1,600−1.4%Reduced
AQR Capital Management LLC109,752$5.49M0.01%+19,938+22.2%Added
Renaissance Technologies LLC108,600$5.48M0.01%+26,995+33.1%Added
Nuveen, LLC61,512$5.36M0.00%+61,512New
California Public Employees Retirement System104,209$5.26M0.00%+2,811+2.8%Added
Madison Asset Management, LLC102,726$5.19M0.06%+18,290+21.7%Added
Jane Street Group, LLC101,420$5.12M0.01%+94,420+1,348.9%Added
Nicholas Company, Inc.100,775$5.09M0.09%00.0%Unchanged
BNP Paribas Arbitrage, SA94,222$4.76M0.00%+46,690+98.2%Added
Manufacturers Life Insurance Company, The93,760$4.74M0.00%−8,795−8.6%Reduced
Corebridge Financial, Inc.90,231$4.56M0.03%−1,858−2.0%Reduced
Retirement Systems of Alabama88,993$4.49M0.02%+150+0.2%Added
Qube Research & Technologies Ltd86,094$4.35M0.01%+71,890+506.1%Added
Congress Wealth Management LLC85,748$4.33M0.05%+15,853+22.7%Added
Raymond James Financial Inc80,093$4.05M0.00%−40,969−33.8%Reduced
StonePine Asset Management Inc.79,100$3.99M0.03%00.0%Unchanged
Royal Bank of Canada75,792$3.83M0.00%+3,622+5.0%Added
Allianz Asset Management GmbH75,658$3.82M0.01%+40,354+114.3%Added
Algert Global LLC68,856$3.48M0.09%+44,725+185.3%Added
Susquehanna International Group, LLP68,358$3.45M0.01%+44,425+185.6%Added
Russell Investments Group, Ltd.67,780$3.42M0.00%+1,990+3.0%Added
Dark Forest Capital Management LP67,419$3.40M0.16%+67,419New
Ameriprise Financial Inc65,594$3.31M0.00%+2,263+3.6%Added
Capital Fund Management S.A.65,234$3.29M0.04%+36,517+127.2%Added
Stifel Financial Corp63,500$3.21M0.00%−37,014−36.8%Reduced
MetLife Investment Management63,371$3.20M0.02%−1,802−2.8%Reduced
EFG Asset Management (North America) Corp.60,525$3.05M0.51%−764−1.2%Reduced
Shell Asset Management Co57,646$2.91M0.14%−4,318−7.0%Reduced
Squarepoint Ops LLC55,094$2.78M0.01%+55,094New
State of Wisconsin Investment Board54,208$2.74M0.01%+359+0.7%Added
California State Teachers Retirement System52,401$2.65M0.00%−724−1.4%Reduced
Holocene Advisors, LP48,712$2.46M0.01%+15,760+47.8%Added
Price T Rowe Associates Inc46,047$2.33M0.00%+1,633+3.7%Added
Montanaro Asset Management Ltd45,000$2.27M0.67%−144,654−76.3%Reduced
Great West Life Assurance Co44,152$2.23M0.00%−2,835−6.0%Reduced
Bahl & Gaynor Inc43,887$2.22M0.01%+2,071+5.0%Added
B. Metzler seel. Sohn & Co. AG42,955$2.17M0.02%00.0%Unchanged