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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
Vontobel Holding Ltd.382,273$24.5M0.08%+18,827+5.2%Added
Voloridge Investment Management, LLC384,062$24.6M0.09%+162,910+73.7%Added
Millennium Management LLC396,061$25.4M0.02%−197,103−33.2%Reduced
Citadel Advisors LLC414,169$26.6M0.03%+22,130+5.6%Added
Ameriprise Financial Inc441,040$28.3M0.01%−6,375−1.4%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC445,994$28.6M0.09%+42,778+10.6%Added
Fiera Capital Corp479,941$30.8M0.09%−14,827−3.0%Reduced
Federated Hermes, Inc.507,708$32.6M0.07%+141,343+38.6%Added
Riverbridge Partners LLC562,653$36.1M0.48%−19,578−3.4%Reduced
Stephens Investment Management Group LLC567,477$36.4M0.50%+14,306+2.6%Added
Norges Bank579,889$37.2M0.01%+113,403+24.3%Added
Charles Schwab Investment Management Inc621,232$39.8M0.01%−144,810−18.9%Reduced
Congress Asset Management Co621,875$39.9M0.27%+96,609+18.4%Added
D. E. Shaw & Co., Inc.637,767$40.9M0.05%+180,297+39.4%Added
Ceredex Value Advisors LLC662,640$42.5M0.83%−93,642−12.4%Reduced
Robeco Schweiz AG705,000$45.2M0.85%−65,630−8.5%Reduced
Bank of New York Mellon Corp709,792$45.5M0.01%−104,386−12.8%Reduced
Snyder Capital Management L P721,734$46.3M0.96%−42,308−5.5%Reduced
Boston Trust Walden Corp769,361$49.3M0.34%−21,875−2.8%Reduced
Northern Trust Corp912,854$58.5M0.01%+21,011+2.4%Added
Brown Advisory Inc918,539$58.9M0.07%−37,747−3.9%Reduced
Dimensional Fund Advisors LP1,021,235$65.5M0.02%−72,618−6.6%Reduced
Copeland Capital Management, LLC1,207,121$77.4M1.35%+213,392+21.5%Added
Morgan Stanley1,235,711$79.2M0.01%+54,459+4.6%Added
T. Rowe Price Investment Management, Inc.1,327,640$85.1M0.05%+156,582+13.4%Added
Capital International Investors1,420,451$91.1M0.02%+103,517+7.9%Added
Geode Capital Management, LLC1,575,437$101.0M0.01%+63,150+4.2%Added
JPMorgan Chase & Co1,741,563$111.7M0.01%−143,472−7.6%Reduced
Disciplined Growth Investors Inc2,111,663$135.4M2.56%+80,761+4.0%Added
Wellington Management Group LLP2,340,328$150.1M0.03%+476,986+25.6%Added
State Street Corp2,540,328$162.9M0.01%+27,488+1.1%Added
Neuberger Berman Group LLC3,655,394$234.4M0.18%+52,444+1.5%Added
Vanguard Group Inc7,096,788$455.0M0.01%+438,790+6.6%Added
BlackRock, Inc.7,682,299$492.6M0.01%+7,682,299New
Macquarie Group Ltd0$00.00%−722,522−100.0%Sold out
Alps Advisors Inc0$00.00%−91,345−100.0%Sold out
Segall Bryant & Hamill, LLC0$00.00%−83,462−100.0%Sold out
Robeco Institutional Asset Management B.V.0$00.00%−45,004−100.0%Sold out
Twinbeech Capital LP0$00.00%−41,421−100.0%Sold out
Squarepoint Ops LLC0$00.00%−41,403−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−36,520−100.0%Sold out
Grandeur Peak Global Advisors, LLC0$00.00%−33,257−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−26,803−100.0%Sold out
Alberta Investment Management Corp0$00.00%−23,650−100.0%Sold out
Polar Capital Holdings Plc0$00.00%−17,500−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−17,100−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−16,200−100.0%Sold out
Jackson Creek Investment Advisors LLC0$00.00%−14,808−100.0%Sold out
Woodline Partners LP0$00.00%−14,299−100.0%Sold out
Winton Group Ltd0$00.00%−13,342−100.0%Sold out
American Century Companies Inc0$00.00%−11,396−100.0%Sold out
PEAK6 Investments LLC0$00.00%−11,006−100.0%Sold out
Mirabella Financial Services LLP0$00.00%−10,427−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−9,958−100.0%Sold out
Magnetar Financial LLC0$00.00%−7,701−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−6,618−100.0%Sold out
Scientech Research LLC0$00.00%−5,299−100.0%Sold out
Pearl River Capital, LLC0$00.00%−5,147−100.0%Sold out
Entropy Technologies, LP0$00.00%−4,874−100.0%Sold out
CI Private Wealth, LLC0$00.00%−4,410−100.0%Sold out
MQS Management LLC0$00.00%−4,245−100.0%Sold out
Park Avenue Securities LLC0$00.00%−4,187−100.0%Sold out
Bridgefront Capital, LLC0$00.00%−3,353−100.0%Sold out
Franklin Resources Inc0$00.00%−3,339−100.0%Sold out
Legacy Capital Wealth Partners, LLC0$00.00%−2,973−100.0%Sold out
Vident Advisory, LLC0$00.00%−2,938−100.0%Sold out
Venturi Wealth Management, LLC0$00.00%−2,650−100.0%Sold out
Migdal Insurance & Financial Holdings Ltd.0$00.00%−915−100.0%Sold out
Elequin Capital LP0$00.00%−263−100.0%Sold out
Raffa Wealth Management, LLC0$00.00%−262−100.0%Sold out
Ashton Thomas Private Wealth, LLC0$00.00%−243−100.0%Sold out
Catalyst Funds Management Pty Ltd0$00.00%−200−100.0%Sold out
Redwood Wealth Management Group, LLC0$00.00%−194−100.0%Sold out
Crewe Advisors LLC0$00.00%−162−100.0%Sold out
SYSTM Wealth Solutions LLC0$00.00%−153−100.0%Sold out
Quarry LP0$00.00%−89−100.0%Sold out
Innealta Capital, LLC0$00.00%−29−100.0%Sold out
Sachetta, LLC0$00.00%−18−100.0%Sold out
Magellan Asset Management Ltd0$00.00%−17−100.0%Sold out
CVA Family Office, LLC0$00.00%−7−100.0%Sold out
Riggs Asset Managment Co. Inc.0$00.00%−6−100.0%Sold out
AdvisorNet Financial, Inc0$00.00%−3−100.0%Sold out
Avion Wealth0$00.00%−14−100.0%Sold out
BlackRock Inc.––––Not filed
JJJ Advisors Inc.––––Not filed