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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 2021

Institutional positions in Power Integrations Inc as of Sep 30, 2021. 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
330
+35 vs. Q2 2021
Shares held
58.4M
−114.1K (−0.2%) vs. Q2 2021
Total value
$5.78B
+$975.9M (+20.3%) vs. Q2 2021
New holders
58
113 more added
Sold out
23
104 more reduced

2 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 2021: 330 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 2021: $5.78B
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 2021

Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q2 2021.

Institutions holding POWI in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Man Group plc44,806$4.43M0.02%+3,761+9.2%Added
Texas Permanent School Fund44,599$4.42M0.05%−603−1.3%Reduced
State of Alaska, Department of Revenue43,946$4.35M0.04%+1,989+4.7%Added
Teachers Retirement System of the State of Kentucky38,376$3.80M0.04%00.0%Unchanged
Herald Investment Management Ltd38,000$3.76M0.62%00.0%Unchanged
American International Group, Inc.37,889$3.75M0.02%−1,347−3.4%Reduced
State of New Jersey Common Pension Fund D35,811$3.54M0.01%+2,558+7.7%Added
US Bancorp35,325$3.50M0.01%+1,323+3.9%Added
New York State Teachers Retirement System35,211$3.49M0.01%−960−2.7%Reduced
D. E. Shaw & Co., Inc.34,279$3.39M0.00%−4,040−10.5%Reduced
LPL Financial LLC32,591$3.23M0.00%−2,139−6.2%Reduced
State of Tennessee, Treasury Department32,539$3.22M0.01%−2,061−6.0%Reduced
ExodusPoint Capital Management, LP32,059$3.17M0.05%+10,120+46.1%Added
Amalgamated Bank31,750$3.14M0.03%−1,031−3.1%Reduced
Louisiana State Employees Retirement System29,100$2.88M0.07%+1,700+6.2%Added
AQR Capital Management LLC29,047$2.88M0.01%+1,417+5.1%Added
FMR LLC27,905$2.76M0.00%+27,800+26,476.2%Added
Allstate Corp27,180$2.69M0.11%−1,856−6.4%Reduced
Brinker Capital Investments, LLC32,312$2.65M0.04%00.0%Unchanged
EAM Investors, LLC26,597$2.63M0.44%+26,597New
M&G Investment Management Ltd26,497$2.62M0.01%+145+0.6%Added
Martingale Asset Management L P25,222$2.50M0.03%+12,907+104.8%Added
SEI Investments Co25,073$2.48M0.01%+12,821+104.6%Added
Janus Henderson Group PLC24,971$2.47M0.00%+3,947+18.8%Added
Oregon Public Employees Retirement Fund24,529$2.43M0.03%−100−0.4%Reduced
Maryland State Retirement & Pension System23,723$2.42M0.07%+23,723New
Canada Pension Plan Investment Board23,000$2.28M0.00%+23,000New
Alps Advisors Inc22,766$2.25M0.02%+2,334+11.4%Added
Oppenheimer Asset Management Inc.22,453$2.22M0.03%−24−0.1%Reduced
Tudor Investment Corp Et Al22,249$2.20M0.05%−6,271−22.0%Reduced
Mirae Asset Global Investments Co., Ltd.22,184$2.20M0.01%+22,184New
IFP Advisors, Inc21,682$2.15M0.04%−29−0.1%Reduced
Massachusetts Financial Services Co21,421$2.12M0.00%+94+0.4%Added
CIBC Private Wealth Group, LLC21,201$2.10M0.00%+21,201New
Liontrust Investment Partners LLP21,000$2.08M0.03%+21,000New
M&T Bank Corp20,921$2.07M0.01%−145−0.7%Reduced
MetLife Investment Management20,765$2.06M0.02%−751−3.5%Reduced
STRS Ohio20,000$1.98M0.01%−2,800−12.3%Reduced
State Board of Administration of Florida Retirement System19,899$1.97M0.00%+234+1.2%Added
Capital Fund Management S.A.18,902$1.87M0.05%−10,793−36.3%Reduced
Susquehanna International Group, LLP18,823$1.86M0.00%−10,613−36.1%Reduced
Truist Financial Corp18,046$1.79M0.00%+652+3.7%Added
Glenmede Trust Co NA17,457$1.73M0.01%−2,349−11.9%Reduced
Arizona State Retirement System16,522$1.64M0.01%+198+1.2%Added
Zacks Investment Management15,818$1.57M0.02%−677−4.1%Reduced
Metropolitan Life Insurance Co15,797$1.56M0.02%−428−2.6%Reduced
Natixis Advisors, L.P.15,590$1.54M0.01%+1,236+8.6%Added
Aviva PLC15,540$1.54M0.01%+15,540New
Pier 88 Investment Partners LLC15,285$1.51M0.45%−4,140−21.3%Reduced
Raymond James & Associates14,957$1.48M0.00%+1,153+8.4%Added
Dynamic Technology Lab Private Ltd14,350$1.42M0.17%+10+0.1%Added
HSBC Holdings PLC14,091$1.41M0.00%+4,836+52.3%Added
Ergoteles LLC14,200$1.41M0.05%+7,600+115.2%Added
Penbrook Management LLC14,000$1.39M0.87%00.0%Unchanged
Voloridge Investment Management, LLC13,496$1.34M0.01%−33,530−71.3%Reduced
Commonwealth Equity Services, LLC13,418$1.33M0.00%+7,250+117.5%Added
Engineers Gate Manager LP12,930$1.28M0.07%+4,557+54.4%Added
Nisa Investment Advisors, LLC12,840$1.27M0.01%00.0%Unchanged
UBS Group AG12,332$1.22M0.00%−3,758−23.4%Reduced
Hillsdale Investment Management Inc.12,300$1.22M0.09%00.0%Unchanged
Occidental Asset Management, LLC12,126$1.20M0.31%+608+5.3%Added
SG Americas Securities, LLC11,992$1.19M0.01%+6,903+135.6%Added
Handelsbanken Fonder AB11,902$1.18M0.01%00.0%Unchanged
Yorktown Management & Research Co Inc11,600$1.15M0.86%+500+4.5%Added
Altshuler Shaham Ltd11,292$1.12M0.01%00.0%Unchanged
Gsa Capital Partners LLP11,072$1.10M0.11%+143+1.3%Added
AlphaCrest Capital Management LLC10,852$1.07M0.06%−8,864−45.0%Reduced
Twin Tree Management, LP10,597$1.05M0.03%+10,597New
Trexquant Investment LP10,004$990.0K0.08%+10,004New
Teacher Retirement System of Texas9,893$979.0K0.01%+2,066+26.4%Added
Jane Street Group, LLC9,547$945.0K0.00%+1,092+12.9%Added
Boothbay Fund Management, LLC9,394$930.0K0.04%−10,979−53.9%Reduced
Catalyst Private Wealth, LLC9,220$913.0K0.39%00.0%Unchanged
Guggenheim Capital LLC9,218$912.0K0.01%−3,324−26.5%Reduced
Acadian Asset Management LLC9,181$906.0K0.00%+6,786+283.3%Added
Gotham Asset Management, LLC9,053$896.0K0.04%+9,053New
Lazard Asset Management LLC9,000$890.0K0.00%+8,548+1,891.2%Added
Virginia Retirement Systems Et Al8,900$881.0K0.01%+8,900New
Algert Global LLC8,704$862.0K0.11%+8,704New
Profund Advisors LLC8,629$854.0K0.03%−544−5.9%Reduced
NJ State Employees Deferred Compensation Plan8,600$851.0K0.12%00.0%Unchanged
Y-Intercept (Hong Kong) Ltd8,542$846.0K0.15%+6,097+249.4%Added
ETF Managers Group, LLC8,002$799.0K0.02%+673+9.2%Added
Sit Investment Associates Inc8,050$797.0K0.02%00.0%Unchanged
Mutual of America Capital Management LLC8,041$796.0K0.01%−582−6.7%Reduced
Advisor Group Holdings, Inc.8,001$794.0K0.00%+1,142+16.6%Added
Crossmark Global Holdings, Inc.7,980$790.0K0.02%−290−3.5%Reduced
Tower Research Capital LLC (TRC)7,747$767.0K0.02%+1,187+18.1%Added
Victory Capital Management Inc7,688$761.0K0.00%−436−5.4%Reduced
Legacy Wealth Asset Management, LLC7,374$730.0K0.33%−1,933−20.8%Reduced
Quantbot Technologies LP7,313$723.0K0.05%+6,190+551.2%Added
Connacht Asset Management LP7,177$710.0K0.81%−12,751−64.0%Reduced
Pathstone Family Office, LLC7,050$698.0K0.02%+511+7.8%Added
Eqis Capital Management, Inc.6,841$677.0K0.05%−9,380−57.8%Reduced
Ci Investments Inc.6,523$646.0K0.00%+5,677+671.0%Added
People's United Financial, Inc.6,464$640.0K0.01%−385−5.6%Reduced
The PNC Financial Services Group, Inc.6,329$627.0K0.00%−35−0.5%Reduced
Everence Capital Management Inc6,080$602.0K0.05%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)5,927$587.0K0.00%00.0%Unchanged
Truvestments Capital LLC5,653$560.0K0.31%+97+1.7%Added