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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, Q2 2026

Institutional positions in Power Integrations Inc as of Jun 30, 2026. 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
372
+68 vs. Q1 2026
Shares held
62.6M
−830.2K (−1.3%) vs. Q1 2026
Total value
$5.24B
+$1.99B (+61.5%) vs. Q1 2026
New holders
98
115 more added
Sold out
30
112 more reduced

4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 372 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 heldQ2 2026: $5.24B
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, Q2 2026

Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q1 2026.

Institutions holding POWI in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Acadian Asset Management LLC11,261$941.0K0.00%+11,261New
Barclays PLC11,245$941.9K0.00%−2,313−17.1%Reduced
JustInvest LLC11,317$947.9K0.01%+1,748+18.3%Added
Neo Ivy Capital Management11,327$948.7K0.22%−29,810−72.5%Reduced
FMR LLC11,504$963.6K0.00%+466+4.2%Added
Global Alpha Capital Management Ltd.11,829$990.8K0.06%+11,829New
DnB Asset Management AS11,885$995.5K0.00%+7,759+188.1%Added
KLP Kapitalforvaltning AS12,000$1.01M0.00%00.0%Unchanged
Cetera Investment Advisers12,052$1.01M0.00%−3,791−23.9%Reduced
Pacer Advisors, Inc.12,100$1.01M0.00%+8,204+210.6%Added
Icon Advisers Inc12,200$1.02M0.19%00.0%Unchanged
Dakota Wealth Management12,406$1.04M0.02%+12,406New
Avanda Investment Management Pte. Ltd.12,500$1.05M1.41%+12,500New
Oregon Public Employees Retirement Fund12,646$1.06M0.01%−54−0.4%Reduced
Savvy Advisors, Inc.12,721$1.07M0.02%+95+0.8%Added
CI Private Wealth, LLC12,808$1.07M0.00%+12,808New
Holocene Advisors, LP12,836$1.08M0.00%−75,095−85.4%Reduced
Evergreen Capital Management LLC12,861$1.08M0.02%+33+0.3%Added
WCM Investment Management, LLC13,792$1.09M0.00%−143,136−91.2%Reduced
Intech Investment Management LLC13,133$1.10M0.01%+1,370+11.6%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys13,213$1.11M0.01%−513−3.7%Reduced
Two Sigma Investments, LP13,700$1.15M0.00%−9,100−39.9%Reduced
SG Americas Securities, LLC13,740$1.15M0.00%−4,091−22.9%Reduced
Amundi13,933$1.17M0.00%+2,448+21.3%Added
BNP Paribas Arbitrage, SA14,243$1.19M0.00%−1,890−11.7%Reduced
Toroso Investments, LLC14,258$1.19M0.00%+3,582+33.6%Added
Calamos Advisors LLC14,339$1.20M0.00%−8,737−37.9%Reduced
Group One Trading, L.P.14,508$1.22M0.04%+14,439+20,926.1%Added
Vanguard Investments Australia, Ltd.14,681$1.23M0.00%00.0%Unchanged
Yousif Capital Management, LLC14,910$1.25M0.01%+120+0.8%Added
Arizona State Retirement System14,932$1.25M0.01%−268−1.8%Reduced
Amalgamated Bank14,974$1.25M0.01%−1,021−6.4%Reduced
Gsa Capital Partners LLP15,288$1.28M0.08%+15,288New
Cambridge Investment Research Advisors, Inc.15,618$1.31M0.00%−9,025−36.6%Reduced
IMC-Chicago, LLC16,007$1.34M0.01%+16,007New
Quantinno Capital Management LP16,255$1.36M0.00%+2,610+19.1%Added
Police & Firemen's Retirement System of New Jersey16,540$1.39M0.01%+1,688+11.4%Added
Guggenheim Capital LLC17,400$1.46M0.01%+1,438+9.0%Added
State of New Jersey Common Pension Fund D17,498$1.47M0.01%+17,498New
Legato Capital Management LLC17,655$1.48M0.12%+17,655New
Bridgewater Associates, LP17,857$1.50M0.01%+17,857New
Victory Capital Management Inc17,895$1.50M0.00%−4,915−21.5%Reduced
Old West Investment Management, LLC18,536$1.55M0.16%+2,544+15.9%Added
STRS Ohio18,600$1.56M0.01%+18,600New
New Age Alpha Advisors, LLC19,643$1.65M0.07%+19,643New
Retirement Systems of Alabama19,700$1.65M0.00%00.0%Unchanged
Simplex Trading, LLC20,467$1.71M0.04%+20,139+6,139.9%Added
State of Alaska, Department of Revenue21,098$1.77M0.02%−9,112−30.2%Reduced
Vanguard Global Advisers, LLC21,442$1.80M0.00%−1,408−6.2%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)21,743$1.82M0.00%+3,456+18.9%Added
State of Tennessee, Treasury Department22,115$1.85M0.01%+4,802+27.7%Added
Azzad Asset Management Inc22,161$1.86M0.16%+1,374+6.6%Added
Handelsbanken Fonder AB22,202$1.86M0.01%−125,831−85.0%Reduced
Fifth Third Bancorp22,275$1.87M0.00%−3,848−14.7%Reduced
Pathstone Holdings, LLC22,326$1.87M0.01%+3,100+16.1%Added
Jupiter Topco LLC22,414$1.88M0.00%+22,414New
State of Wisconsin Investment Board22,663$1.90M0.00%−820−3.5%Reduced
Sit Investment Associates Inc23,900$2.00M0.04%+1,300+5.8%Added
Captrust Financial Advisors24,014$2.01M0.00%+1,722+7.7%Added
Walleye Trading LLC24,173$2.02M0.03%+18,395+318.4%Added
Louisiana State Employees Retirement System24,400$2.04M0.03%−200−0.8%Reduced
Jones Financial Companies LLLP25,818$2.05M0.00%−4,466−14.7%Reduced
Verition Fund Management LLC24,627$2.06M0.01%+24,627New
New York State Teachers Retirement System25,700$2.15M0.00%+1,781+7.4%Added
Mirae Asset Global ETFs Holdings Ltd.25,823$2.16M0.00%−65−0.3%Reduced
D. E. Shaw & Co., Inc.25,900$2.17M0.00%+25,900New
Moody Aldrich Partners LLC28,119$2.36M0.42%+28,119New
M&T Bank Corp28,449$2.38M0.01%−799−2.7%Reduced
Natixis Advisors, L.P.30,143$2.52M0.00%−803−2.6%Reduced
Connors Investor Services Inc31,430$2.63M0.23%−27,610−46.8%Reduced
Incline Global Management LLC32,493$2.72M0.76%+32,493New
MetLife Investment Management32,635$2.73M0.01%+2,356+7.8%Added
Illinois Municipal Retirement Fund32,992$2.76M0.03%+4,253+14.8%Added
Public Employees Retirement System of Ohio33,197$2.78M0.01%−37,903−53.3%Reduced
LPL Financial LLC34,373$2.88M0.00%−1,263−3.5%Reduced
First National Bank of Omaha34,396$2.88M0.08%−12,471−26.6%Reduced
Lisanti Capital Growth, LLC34,790$2.91M0.64%+34,790New
Van Eck Associates Corp35,988$3.01M0.00%+10,343+40.3%Added
Thrivent Financial for Lutherans36,589$3.06M0.01%−459−1.2%Reduced
Teachers Retirement System of the State of Kentucky37,011$3.10M0.02%00.0%Unchanged
Raymond James Financial Inc39,222$3.29M0.00%−20,637−34.5%Reduced
Fuller & Thaler Asset Management, Inc.39,654$3.32M0.01%+7,969+25.2%Added
State Board of Administration of Florida Retirement System39,988$3.35M0.01%+23,709+145.6%Added
Susquehanna International Group, LLP40,515$3.39M0.00%+16,850+71.2%Added
Man Group plc40,902$3.43M0.01%+33,293+437.5%Added
Citigroup Inc41,510$3.48M0.00%+25,956+166.9%Added
Citadel Advisors LLC42,674$3.57M0.00%−67,267−61.2%Reduced
Harbor Capital Advisors, Inc.42,682$3.58M0.24%−20,239−32.2%Reduced
Spears Abacus Advisors LLC43,171$3.62M0.06%−20,055−31.7%Reduced
Alliancebernstein L.P.70,958$3.63M0.00%+4,066+6.1%Added
AQR Capital Management LLC43,596$3.65M0.00%−93,779−68.3%Reduced
Great West Life Assurance Co45,362$3.80M0.01%−1,851−3.9%Reduced
Madison Asset Management, LLC45,678$3.83M0.05%−57,204−55.6%Reduced
XTX Topco Ltd46,758$3.92M0.05%+13,513+40.6%Added
Stifel Financial Corp50,845$4.26M0.00%−6,135−10.8%Reduced
Vanguard Asset Management, Ltd51,569$4.32M0.00%+780+1.5%Added
Manufacturers Life Insurance Company, The54,451$4.56M0.00%−7,376−11.9%Reduced
Palisade Capital Management LLC57,159$4.79M0.21%+57,159New
California State Teachers Retirement System62,369$5.22M0.00%−3,272−5.0%Reduced
Prudential Financial Inc62,688$5.25M0.01%+5,380+9.4%Added