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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, Q3 2024

Institutional positions in Power Integrations Inc as of Sep 30, 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
334
−15 vs. Q2 2024
Shares held
58.3M
+6.91M (+13.4%) vs. Q2 2024
Total value
$3.73B
+$130.8M (+3.6%) vs. Q2 2024
New holders
34
144 more added
Sold out
49
115 more reduced

2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 334 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 heldQ3 2024: $3.73B
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, Q3 2024

Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q2 2024.

Institutions holding POWI in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Dundas Partners LLP4,580$293.7K0.02%−1,098−19.3%Reduced
HighTower Advisors, LLC4,590$294.0K0.00%−8−0.2%Reduced
Stephens Inc4,639$297.5K0.00%+255+5.8%Added
Janney Montgomery Scott LLC4,696$301.0K0.00%+538+12.9%Added
Boothbay Fund Management, LLC4,697$301.2K0.01%+4,697New
CAPROCK Group, Inc.4,816$308.8K0.01%−90−1.8%Reduced
Personal Cfo Solutions, LLC5,080$325.7K0.05%+1,421+38.8%Added
Canada Pension Plan Investment Board5,100$327.0K0.00%−23,900−82.4%Reduced
Wealth Enhancement Advisory Services, LLC5,217$334.5K0.00%+798+18.1%Added
AlphaMark Advisors, LLC5,267$338.0K0.12%+5,267New
nVerses Capital, LLC5,600$359.1K0.16%+5,600New
Pitcairn Co5,644$361.9K0.02%−1,167−17.1%Reduced
Cerity Partners LLC5,665$363.2K0.00%+1,002+21.5%Added
Inceptionr LLC5,769$369.9K0.09%−2,632−31.3%Reduced
JustInvest LLC5,918$379.5K0.01%−3,017−33.8%Reduced
Campbell & CO Investment Adviser LLC6,065$388.9K0.03%−16,354−72.9%Reduced
Profund Advisors LLC6,087$390.3K0.01%−577−8.7%Reduced
EntryPoint Capital, LLC6,136$393.4K0.22%+6,136New
MML Investors Services, LLC6,231$400.0K0.00%+207+3.4%Added
Acadian Asset Management LLC6,313$404.0K0.00%−6,315−50.0%Reduced
SG Americas Securities, LLC6,401$410.0K0.00%+536+9.1%Added
State of Alaska, Department of Revenue6,587$422.0K0.00%+445+7.2%Added
Avantax Advisory Services, Inc.6,760$433.5K0.00%+1,401+26.1%Added
First National Advisers, LLC6,826$437.7K0.07%+499+7.9%Added
Pictet Asset Management Holding SA6,833$438.1K0.00%00.0%Unchanged
O'Shaughnessy Asset Management, LLC6,858$445.4K0.00%+501+7.9%Added
Mariner, LLC7,078$453.6K0.00%−640−8.3%Reduced
CWM Advisors, LLC7,177$460.2K0.05%+1,548+27.5%Added
Legacy Wealth Asset Management, LLC7,180$460.4K0.12%−56−0.8%Reduced
Cresset Asset Management, LLC7,356$471.7K0.00%+1,281+21.1%Added
Atria Investments LLC7,483$479.8K0.01%+717+10.6%Added
Bessemer Group Inc7,535$484.0K0.00%+1,243+19.8%Added
Xponance, Inc.7,656$490.9K0.00%+30+0.4%Added
Keebeck Alpha, LP7,707$494.2K0.32%+3,645+89.7%Added
Prelude Capital Management, LLC7,707$494.2K0.04%+3,808+97.7%Added
Prudential Financial Inc7,793$499.7K0.00%−7,662−49.6%Reduced
Readystate Asset Management LP7,897$506.4K0.03%+7,897New
Trexquant Investment LP7,914$507.4K0.01%−30,849−79.6%Reduced
Occudo Quantitative Strategies LP8,015$513.9K0.09%+5,022+167.8%Added
Sit Investment Associates Inc8,050$516.0K0.01%00.0%Unchanged
Pacer Advisors, Inc.8,250$529.0K0.00%−236−2.8%Reduced
Two Sigma Securities, LLC8,466$542.8K0.04%+3,176+60.0%Added
DekaBank Deutsche Girozentrale8,622$544.0K0.00%00.0%Unchanged
NJ State Employees Deferred Compensation Plan8,600$551.4K0.07%00.0%Unchanged
Envestnet Portfolio Solutions, Inc.8,795$563.9K0.00%+746+9.3%Added
Aigen Investment Management, LP8,972$575.3K0.11%−253−2.7%Reduced
Penbrook Management LLC9,200$589.9K0.38%00.0%Unchanged
Caption Management, LLC9,200$589.9K0.06%+9,200New
Petrus Trust Company, LTA9,367$600.6K0.06%+5,934+172.9%Added
Catalyst Private Wealth, LLC9,620$616.8K0.30%00.0%Unchanged
NorthCrest Asset Manangement, LLC10,120$648.9K0.02%00.0%Unchanged
CIBC Private Wealth Group, LLC10,136$649.9K0.00%−769−7.1%Reduced
William Blair Investment Management, LLC10,268$658.4K0.00%+2,078+25.4%Added
Advisors Asset Management, Inc.10,451$670.1K0.01%+3,926+60.2%Added
Headlands Technologies LLC10,613$680.5K0.08%+8,486+399.0%Added
US Bancorp10,644$682.5K0.00%−600−5.3%Reduced
Chartwell Investment Partners, LLC10,760$690.0K0.02%+86+0.8%Added
Bank of Montreal11,074$704.0K0.00%−1,184−9.7%Reduced
Natixis Advisors, L.P.11,286$724.0K0.00%−1,585−12.3%Reduced
Oregon Public Employees Retirement Fund11,592$743.3K0.01%−180−1.5%Reduced
New Mexico Educational Retirement Board11,600$744.0K0.03%00.0%Unchanged
Walleye Trading LLC11,644$746.6K0.02%−7,092−37.9%Reduced
Nisa Investment Advisors, LLC11,733$752.3K0.00%−778−6.2%Reduced
Two Sigma Advisers, LP11,800$756.6K0.00%−2,600−18.1%Reduced
Snowden Capital Advisors LLC11,916$764.1K0.02%+1,628+15.8%Added
Oppenheimer Asset Management Inc.12,247$785.3K0.01%−195−1.6%Reduced
Brinker Capital Investments, LLC12,310$789.3K0.01%−1,244−9.2%Reduced
Orion Portfolio Solutions, LLC12,310$789.3K0.01%−1,244−9.2%Reduced
Azzad Asset Management Inc12,381$793.8K0.09%+1,960+18.8%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys12,527$803.2K0.01%−54−0.4%Reduced
Toroso Investments, LLC12,562$805.5K0.01%+2,331+22.8%Added
Victory Capital Management Inc12,589$807.2K0.00%+744+6.3%Added
Northwestern Mutual Investment Management Company, LLC12,607$808.4K0.02%−62−0.5%Reduced
IFP Advisors, Inc13,287$852.0K0.03%−127−0.9%Reduced
Thrivent Financial for Lutherans13,351$856.0K0.00%−364−2.7%Reduced
State of Michigan Retirement System13,518$866.8K0.00%−200−1.5%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)13,861$888.8K0.00%+1,819+15.1%Added
J. Safra Sarasin Holding AG14,031$899.7K0.02%−219,124−94.0%Reduced
Susquehanna International Group, LLP14,038$900.1K0.00%+654+4.9%Added
Creative Planning14,889$954.7K0.00%+2,430+19.5%Added
Intech Investment Management LLC15,330$983.0K0.01%+15,330New
Ensign Peak Advisors, Inc15,452$990.8K0.00%00.0%Unchanged
Louisiana State Employees Retirement System15,700$1.01M0.02%−400−2.5%Reduced
State Board of Administration of Florida Retirement System16,279$1.04M0.00%00.0%Unchanged
LPL Financial LLC16,300$1.05M0.00%−4,728−22.5%Reduced
Arizona State Retirement System16,345$1.05M0.01%+419+2.6%Added
Guggenheim Capital LLC16,529$1.06M0.01%−37−0.2%Reduced
QSV Equity Investors LLC16,557$1.06M1.00%00.0%Unchanged
Pathstone Holdings, LLC16,748$1.07M0.00%−7,897−32.0%Reduced
Assetmark, Inc16,904$1.08M0.00%+1,207+7.7%Added
Marshall Wace, LLP17,102$1.10M0.00%−174,572−91.1%Reduced
FMR LLC17,247$1.11M0.00%+10,728+164.6%Added
Ameritas Investment Partners, Inc.17,393$1.12M0.04%−226−1.3%Reduced
Voya Investment Management LLC18,346$1.18M0.00%−231,360−92.7%Reduced
Semanteon Capital Management, LP19,313$1.24M0.84%+19,313New
Numerai GP LLC19,866$1.27M0.34%+16,022+416.8%Added
Handelsbanken Fonder AB20,202$1.29M0.01%+7,300+56.6%Added
Pinebridge Investments, L.P.20,413$1.31M0.01%+20,413New
Yousif Capital Management, LLC20,899$1.34M0.01%−2,857−12.0%Reduced
Balyasny Asset Management LLC20,999$1.35M0.00%−151,276−87.8%Reduced