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, Q4 2024

Institutional positions in Power Integrations Inc as of Dec 31, 2024. 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
325
−3 vs. Q3 2024
Shares held
57.7M
−373.5K (−0.6%) vs. Q3 2024
Total value
$3.56B
−$162.4M (−4.4%) vs. Q3 2024
New holders
43
124 more added
Sold out
46
116 more reduced

6 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 325 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 heldQ4 2024: $3.56B
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, Q4 2024

Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q3 2024.

Institutions holding POWI in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Comerica Bank22,429$1.38M0.01%−1,496−6.3%Reduced
State of Tennessee, Treasury Department22,656$1.40M0.01%−2,639−10.4%Reduced
Creative Planning23,690$1.46M0.00%+8,801+59.1%Added
New York State Teachers Retirement System23,745$1.47M0.00%00.0%Unchanged
Susquehanna International Group, LLP23,933$1.48M0.00%+9,895+70.5%Added
Algert Global LLC24,131$1.49M0.04%−6,791−22.0%Reduced
Trexquant Investment LP25,895$1.60M0.02%+17,981+227.2%Added
Amalgamated Bank25,919$1.60M0.01%−66−0.3%Reduced
Janus Henderson Group PLC26,114$1.61M0.00%00.0%Unchanged
Captrust Financial Advisors26,134$1.61M0.00%+4,621+21.5%Added
Verition Fund Management LLC26,171$1.61M0.01%−22,169−45.9%Reduced
Numerai GP LLC26,230$1.62M0.44%+6,364+32.0%Added
Global Alpha Capital Management Ltd.26,515$1.64M0.12%+1,440+5.7%Added
Nebula Research & Development LLC27,086$1.67M0.20%−2,805−9.4%Reduced
Harbor Capital Advisors, Inc.28,018$1.73M0.08%−275−1.0%Reduced
TownSquare Capital, LLC28,297$1.75M0.02%+3,376+13.5%Added
Capital Fund Management S.A.28,717$1.77M0.02%−21,627−43.0%Reduced
Pinebridge Investments, L.P.29,126$1.80M0.01%+8,713+42.7%Added
Mutual of America Capital Management LLC30,038$1.85M0.02%−677−2.2%Reduced
Fuller & Thaler Asset Management, Inc.31,114$1.92M0.01%+1,043+3.5%Added
Mirae Asset Global ETFs Holdings Ltd.32,219$1.99M0.00%+1,215+3.9%Added
TD Asset Management Inc32,822$2.03M0.00%−7,200−18.0%Reduced
Holocene Advisors, LP32,952$2.03M0.01%−34,416−51.1%Reduced
Public Employees Retirement System of Ohio34,418$2.12M0.01%+82+0.2%Added
State of New Jersey Common Pension Fund D34,720$2.14M0.01%+4,851+16.2%Added
FMR LLC34,774$2.15M0.00%+17,527+101.6%Added
Allianz Asset Management GmbH35,304$2.18M0.00%+31,904+938.4%Added
Teachers Retirement System of the State of Kentucky36,058$2.23M0.02%−3,462−8.8%Reduced
Herald Investment Management Ltd38,000$2.34M0.38%00.0%Unchanged
First National Bank of Omaha39,843$2.46M0.16%−611−1.5%Reduced
Bahl & Gaynor Inc41,816$2.58M0.01%−3,677−8.1%Reduced
B. Metzler seel. Sohn & Co. AG42,955$2.65M0.03%00.0%Unchanged
Price T Rowe Associates Inc44,414$2.74M0.00%+5,853+15.2%Added
HSBC Holdings PLC46,384$2.87M0.00%−5,326−10.3%Reduced
Great West Life Assurance Co46,987$2.90M0.00%−2,984−6.0%Reduced
BNP Paribas Arbitrage, SA47,532$2.93M0.00%−9,633−16.9%Reduced
California State Teachers Retirement System53,125$3.28M0.00%−562−1.0%Reduced
M&T Bank Corp53,672$3.31M0.01%+12,037+28.9%Added
State of Wisconsin Investment Board53,849$3.32M0.01%−220.0%Reduced
Tudor Investment Corp Et Al54,999$3.39M0.04%−135,091−71.1%Reduced
EFG Asset Management (North America) Corp.61,289$3.78M0.52%+29,125+90.6%Added
Shell Asset Management Co61,964$3.82M0.17%+6,836+12.4%Added
Ameriprise Financial Inc63,331$3.91M0.00%−377,709−85.6%Reduced
MetLife Investment Management65,173$4.02M0.02%+4,152+6.8%Added
Russell Investments Group, Ltd.65,790$4.06M0.01%−3,488−5.0%Reduced
Congress Wealth Management LLC69,895$4.31M0.06%−10,792−13.4%Reduced
Royal Bank of Canada72,170$4.45M0.00%−3,432−4.5%Reduced
Edgestream Partners, L.P.76,366$4.71M0.20%+23,509+44.5%Added
StonePine Asset Management Inc.79,100$4.88M0.05%00.0%Unchanged
Renaissance Technologies LLC81,605$5.04M0.01%+26,105+47.0%Added
Madison Asset Management, LLC84,436$5.21M0.06%+11,862+16.3%Added
Madison Investment Advisors, LLC84,436$5.21M0.06%+84,436New
Retirement Systems of Alabama88,843$5.48M0.02%+109+0.1%Added
AQR Capital Management LLC89,814$5.54M0.01%+52,079+138.0%Added
Invesco Ltd.90,898$5.61M0.00%+129+0.1%Added
Corebridge Financial, Inc.92,089$5.68M0.03%−4,956−5.1%Reduced
SEI Investments Co96,598$5.96M0.01%+4,477+4.9%Added
Stifel Financial Corp100,514$6.20M0.01%−6,182−5.8%Reduced
Nicholas Company, Inc.100,775$6.22M0.10%00.0%Unchanged
California Public Employees Retirement System101,398$6.26M0.00%+5,716+6.0%Added
Manufacturers Life Insurance Company, The102,555$6.33M0.01%−896−0.9%Reduced
Swiss National Bank111,800$6.90M0.00%+900+0.8%Added
Pier Capital, LLC114,375$7.06M1.01%+1,901+1.7%Added
Wells Fargo & Company115,956$7.15M0.00%+6,750+6.2%Added
Deutsche Bank AG116,367$7.18M0.00%−7,197−5.8%Reduced
Legal & General Group Plc116,815$7.21M0.00%+515+0.4%Added
Raymond James Financial Inc121,062$7.47M0.00%+121,062New
Alliancebernstein L.P.122,876$7.58M0.00%−1,540−1.2%Reduced
GW&K Investment Management, LLC130,031$8.02M0.07%−74,757−36.5%Reduced
Principal Financial Group Inc132,278$8.16M0.00%−901−0.7%Reduced
New York State Common Retirement Fund133,159$8.22M0.01%00.0%Unchanged
M&G Plc144,144$8.94M0.06%−9,287−6.1%Reduced
Crawford Investment Counsel Inc147,745$9.12M0.16%+5,650+4.0%Added
UBS Asset Management Americas Inc151,365$9.34M0.00%+1,371+0.9%Added
Wasatch Advisors Inc163,886$10.1M0.05%−15,154−8.5%Reduced
Citadel Advisors LLC166,333$10.3M0.01%−247,836−59.8%Reduced
UBS Group AG170,489$10.5M0.00%+134,672+376.0%Added
Rhumbline Advisers182,976$11.3M0.01%+2,224+1.2%Added
Montanaro Asset Management Ltd189,654$11.7M2.42%−15,396−7.5%Reduced
Millennium Management LLC229,763$14.2M0.01%−166,298−42.0%Reduced
First Trust Advisors LP234,272$14.5M0.01%+215+0.1%Added
Barclays PLC243,330$15.0M0.01%+62,576+34.6%Added
WCM Investment Management, LLC246,006$15.2M0.04%−6,178−2.4%Reduced
Public Employees Retirement Association of Colorado256,884$15.8M0.06%00.0%Unchanged
ProShare Advisors LLC266,756$16.5M0.04%+24,439+10.1%Added
Envestnet Asset Management Inc272,067$16.8M0.01%−11,368−4.0%Reduced
Voloridge Investment Management, LLC272,683$16.8M0.06%−111,379−29.0%Reduced
Nuveen Asset Management, LLC274,193$16.9M0.00%+678+0.2%Added
Kodai Capital Management LP279,929$17.3M0.71%−96,658−25.7%Reduced
Norges Bank318,689$19.7M0.00%−261,200−45.0%Reduced
Tributary Capital Management, LLC320,245$19.8M1.53%+40,529+14.5%Added
Citigroup Inc331,230$20.4M0.02%+274,618+485.1%Added
Loomis Sayles & Co L P344,063$21.2M0.03%−10,743−3.0%Reduced
Vontobel Holding Ltd.375,402$23.2M0.08%−6,871−1.8%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.385,979$23.8M0.06%+128,156+49.7%Added
Bank of America Corp401,125$24.7M0.00%+62,750+18.5%Added
Fiera Capital Corp466,560$28.8M0.09%−13,381−2.8%Reduced
Goldman Sachs Group Inc498,253$30.7M0.01%+121,608+32.3%Added
Grantham, Mayo, Van Otterloo & Co. LLC511,498$31.6M0.10%+65,504+14.7%Added
Riverbridge Partners LLC517,351$31.9M0.44%−45,302−8.1%Reduced