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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 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
Centiva Capital, LP16,750$845.9K0.05%+16,750New
Ameritas Investment Partners, Inc.17,116$864.4K0.03%−195−1.1%Reduced
M&T Bank Corp17,191$867.4K0.00%−36,481−68.0%Reduced
Victory Capital Management Inc17,385$877.9K0.00%+200+1.2%Added
Assetmark, Inc17,680$892.8K0.00%−1,067−5.7%Reduced
Teachers Retirement System of the State of Kentucky18,283$923.0K0.01%−17,775−49.3%Reduced
Fuller & Thaler Asset Management, Inc.18,325$925.4K0.00%−12,789−41.1%Reduced
Captrust Financial Advisors18,410$929.7K0.00%−7,724−29.6%Reduced
Handelsbanken Fonder AB18,602$939.0K0.00%00.0%Unchanged
Walleye Capital LLC19,004$959.7K0.01%+19,004New
Yousif Capital Management, LLC19,382$978.8K0.01%−556−2.8%Reduced
Healthcare of Ontario Pension Plan Trust Fund19,600$989.8K0.00%+19,600New
Gsa Capital Partners LLP19,780$999.0K0.09%+19,780New
Brevan Howard Capital Management LP20,964$1.06M0.03%+10,553+101.4%Added
LPL Financial LLC21,657$1.09M0.00%+2,950+15.8%Added
Comerica Bank22,134$1.12M0.00%−295−1.3%Reduced
ExodusPoint Capital Management, LP22,583$1.14M0.02%+22,583New
Nebula Research & Development LLC22,715$1.15M0.11%−4,371−16.1%Reduced
QSV Equity Investors LLC22,752$1.15M1.19%+6,195+37.4%Added
New York State Teachers Retirement System23,745$1.20M0.00%00.0%Unchanged
Amalgamated Bank25,358$1.28M0.01%−561−2.2%Reduced
HSBC Holdings PLC26,240$1.32M0.00%−20,144−43.4%Reduced
Janus Henderson Group PLC26,114$1.33M0.00%00.0%Unchanged
Edgestream Partners, L.P.28,097$1.42M0.05%−48,269−63.2%Reduced
Teacher Retirement System of Texas28,758$1.45M0.01%+28,758New
Mutual of America Capital Management LLC29,301$1.48M0.02%−737−2.5%Reduced
Harbor Capital Advisors, Inc.29,427$1.49M0.07%+1,409+5.0%Added
Intech Investment Management LLC29,779$1.50M0.02%+9,251+45.1%Added
State of New Jersey Common Pension Fund D29,812$1.51M0.01%−4,908−14.1%Reduced
Global Alpha Capital Management Ltd.30,545$1.54M0.11%+4,030+15.2%Added
Twinbeech Capital LP30,781$1.55M0.03%+30,781New
Creative Planning30,948$1.56M0.00%+7,258+30.6%Added
TownSquare Capital, LLC32,509$1.64M0.02%+4,212+14.9%Added
Pathstone Holdings, LLC33,124$1.67M0.01%+15,507+88.0%Added
Mirae Asset Global ETFs Holdings Ltd.33,680$1.70M0.00%+1,461+4.5%Added
Alberta Investment Management Corp34,122$1.72M0.01%+34,122New
Public Employees Retirement System of Ohio34,460$1.74M0.01%+42+0.1%Added
Canada Pension Plan Investment Board34,600$1.75M0.00%+34,600New
Herald Investment Management Ltd38,000$1.92M0.36%00.0%Unchanged
Millennium Management LLC39,104$1.97M0.00%−190,659−83.0%Reduced
First National Bank of Omaha40,638$2.05M0.14%+795+2.0%Added
FMR LLC41,724$2.11M0.00%+6,950+20.0%Added
B. Metzler seel. Sohn & Co. AG42,955$2.17M0.02%00.0%Unchanged
Bahl & Gaynor Inc43,887$2.22M0.01%+2,071+5.0%Added
Great West Life Assurance Co44,152$2.23M0.00%−2,835−6.0%Reduced
Montanaro Asset Management Ltd45,000$2.27M0.67%−144,654−76.3%Reduced
Price T Rowe Associates Inc46,047$2.33M0.00%+1,633+3.7%Added
Holocene Advisors, LP48,712$2.46M0.01%+15,760+47.8%Added
California State Teachers Retirement System52,401$2.65M0.00%−724−1.4%Reduced
State of Wisconsin Investment Board54,208$2.74M0.01%+359+0.7%Added
Squarepoint Ops LLC55,094$2.78M0.01%+55,094New
Shell Asset Management Co57,646$2.91M0.14%−4,318−7.0%Reduced
EFG Asset Management (North America) Corp.60,525$3.05M0.51%−764−1.2%Reduced
MetLife Investment Management63,371$3.20M0.02%−1,802−2.8%Reduced
Stifel Financial Corp63,500$3.21M0.00%−37,014−36.8%Reduced
Capital Fund Management S.A.65,234$3.29M0.04%+36,517+127.2%Added
Ameriprise Financial Inc65,594$3.31M0.00%+2,263+3.6%Added
Dark Forest Capital Management LP67,419$3.40M0.16%+67,419New
Russell Investments Group, Ltd.67,780$3.42M0.00%+1,990+3.0%Added
Susquehanna International Group, LLP68,358$3.45M0.01%+44,425+185.6%Added
Algert Global LLC68,856$3.48M0.09%+44,725+185.3%Added
Allianz Asset Management GmbH75,658$3.82M0.01%+40,354+114.3%Added
Royal Bank of Canada75,792$3.83M0.00%+3,622+5.0%Added
StonePine Asset Management Inc.79,100$3.99M0.03%00.0%Unchanged
Raymond James Financial Inc80,093$4.05M0.00%−40,969−33.8%Reduced
Congress Wealth Management LLC85,748$4.33M0.05%+15,853+22.7%Added
Qube Research & Technologies Ltd86,094$4.35M0.01%+71,890+506.1%Added
Retirement Systems of Alabama88,993$4.49M0.02%+150+0.2%Added
Corebridge Financial, Inc.90,231$4.56M0.03%−1,858−2.0%Reduced
Manufacturers Life Insurance Company, The93,760$4.74M0.00%−8,795−8.6%Reduced
BNP Paribas Arbitrage, SA94,222$4.76M0.00%+46,690+98.2%Added
Nicholas Company, Inc.100,775$5.09M0.09%00.0%Unchanged
Jane Street Group, LLC101,420$5.12M0.01%+94,420+1,348.9%Added
Madison Asset Management, LLC102,726$5.19M0.06%+18,290+21.7%Added
California Public Employees Retirement System104,209$5.26M0.00%+2,811+2.8%Added
Nuveen, LLC61,512$5.36M0.00%+61,512New
Renaissance Technologies LLC108,600$5.48M0.01%+26,995+33.1%Added
AQR Capital Management LLC109,752$5.49M0.01%+19,938+22.2%Added
Swiss National Bank110,200$5.57M0.00%−1,600−1.4%Reduced
Wells Fargo & Company111,343$5.62M0.00%−4,613−4.0%Reduced
Deutsche Bank AG112,714$5.69M0.00%−3,653−3.1%Reduced
Alliancebernstein L.P.115,996$5.86M0.00%−6,880−5.6%Reduced
Legal & General Group Plc116,680$5.89M0.00%−135−0.1%Reduced
SEI Investments Co121,437$6.13M0.01%+24,839+25.7%Added
GW&K Investment Management, LLC129,419$6.54M0.06%−612−0.5%Reduced
Principal Financial Group Inc132,718$6.70M0.00%+440+0.3%Added
Wasatch Advisors Inc140,967$7.12M0.04%−22,919−14.0%Reduced
Marshall Wace, LLP154,856$7.82M0.01%+154,856New
M&G Plc153,412$7.82M0.04%+9,268+6.4%Added
New York State Common Retirement Fund157,468$7.95M0.01%+24,309+18.3%Added
Crawford Investment Counsel Inc174,620$8.82M0.16%+26,875+18.2%Added
UBS Asset Management Americas Inc174,754$8.83M0.00%+23,389+15.5%Added
Citadel Advisors LLC187,148$9.45M0.01%+20,815+12.5%Added
First Trust Advisors LP189,906$9.59M0.01%−44,366−18.9%Reduced
UBS Group AG199,725$10.1M0.00%+29,236+17.1%Added
Barclays PLC220,604$11.1M0.01%−22,726−9.3%Reduced
Foresight Group Ltd Liability Partnership223,198$11.3M1.61%+223,198New
Voloridge Investment Management, LLC226,635$11.4M0.04%−46,048−16.9%Reduced
Granite Investment Partners, LLC237,037$12.0M0.61%+237,037New
ProShare Advisors LLC241,368$12.2M0.03%−25,388−9.5%Reduced