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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, Q4 2024

Institutional positions in Power Integrations Inc as of Dec 31, 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
325
−3 vs. Q3 2024
Shares held
57.7M
−373.5K (−0.6%) vs. Q3 2024
Total value
$3.56B
−$162.4M (−4.4%) vs. Q3 2024
New holders
43
124 more added
Sold out
46
116 more reduced

6 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 325 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 heldQ4 2024: $3.56B
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, Q4 2024

Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q3 2024.

Institutions holding POWI in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.7,929,488$489.2M0.01%+247,189+3.2%Added
Vanguard Group Inc7,210,835$444.9M0.01%+114,047+1.6%Added
Neuberger Berman Group LLC3,835,617$236.7M0.19%+180,223+4.9%Added
State Street Corp2,544,793$157.0M0.01%+4,465+0.2%Added
Wellington Management Group LLP2,445,362$150.9M0.03%+105,034+4.5%Added
Disciplined Growth Investors Inc2,099,892$129.6M2.46%−11,771−0.6%Reduced
JPMorgan Chase & Co1,920,459$118.5M0.01%+178,896+10.3%Added
Geode Capital Management, LLC1,604,230$99.0M0.01%+28,793+1.8%Added
Capital International Investors1,503,132$92.7M0.02%+82,681+5.8%Added
Morgan Stanley1,307,283$80.7M0.01%+71,572+5.8%Added
Copeland Capital Management, LLC1,221,651$75.4M1.40%+14,530+1.2%Added
Dimensional Fund Advisors LP1,002,499$61.9M0.01%−18,736−1.8%Reduced
Northern Trust Corp996,040$61.5M0.01%+83,186+9.1%Added
T. Rowe Price Investment Management, Inc.991,186$61.2M0.04%−336,454−25.3%Reduced
Snyder Capital Management L P882,518$54.5M1.14%+160,784+22.3%Added
Brown Advisory Inc867,177$53.5M0.07%−51,362−5.6%Reduced
Boston Trust Walden Corp739,284$45.6M0.32%−30,077−3.9%Reduced
Federated Hermes, Inc.711,017$43.9M0.10%+203,309+40.0%Added
Robeco Schweiz AG664,000$41.0M0.88%−41,000−5.8%Reduced
Charles Schwab Investment Management Inc654,973$40.4M0.01%+33,741+5.4%Added
Congress Asset Management Co631,139$38.9M0.26%+9,264+1.5%Added
Ceredex Value Advisors LLC586,650$36.2M0.73%−75,990−11.5%Reduced
Stephens Investment Management Group LLC566,446$34.9M0.47%−1,031−0.2%Reduced
Bank of New York Mellon Corp555,000$34.2M0.01%−154,792−21.8%Reduced
D. E. Shaw & Co., Inc.518,761$32.0M0.04%−119,006−18.7%Reduced
Riverbridge Partners LLC517,351$31.9M0.44%−45,302−8.1%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC511,498$31.6M0.10%+65,504+14.7%Added
Goldman Sachs Group Inc498,253$30.7M0.01%+121,608+32.3%Added
Fiera Capital Corp466,560$28.8M0.09%−13,381−2.8%Reduced
Bank of America Corp401,125$24.7M0.00%+62,750+18.5%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.385,979$23.8M0.06%+128,156+49.7%Added
Vontobel Holding Ltd.375,402$23.2M0.08%−6,871−1.8%Reduced
Loomis Sayles & Co L P344,063$21.2M0.03%−10,743−3.0%Reduced
Citigroup Inc331,230$20.4M0.02%+274,618+485.1%Added
Tributary Capital Management, LLC320,245$19.8M1.53%+40,529+14.5%Added
Norges Bank318,689$19.7M0.00%−261,200−45.0%Reduced
Kodai Capital Management LP279,929$17.3M0.71%−96,658−25.7%Reduced
Nuveen Asset Management, LLC274,193$16.9M0.00%+678+0.2%Added
Voloridge Investment Management, LLC272,683$16.8M0.06%−111,379−29.0%Reduced
Envestnet Asset Management Inc272,067$16.8M0.01%−11,368−4.0%Reduced
ProShare Advisors LLC266,756$16.5M0.04%+24,439+10.1%Added
Public Employees Retirement Association of Colorado256,884$15.8M0.06%00.0%Unchanged
WCM Investment Management, LLC246,006$15.2M0.04%−6,178−2.4%Reduced
Barclays PLC243,330$15.0M0.01%+62,576+34.6%Added
First Trust Advisors LP234,272$14.5M0.01%+215+0.1%Added
Millennium Management LLC229,763$14.2M0.01%−166,298−42.0%Reduced
Montanaro Asset Management Ltd189,654$11.7M2.42%−15,396−7.5%Reduced
Rhumbline Advisers182,976$11.3M0.01%+2,224+1.2%Added
UBS Group AG170,489$10.5M0.00%+134,672+376.0%Added
Citadel Advisors LLC166,333$10.3M0.01%−247,836−59.8%Reduced
Wasatch Advisors Inc163,886$10.1M0.05%−15,154−8.5%Reduced
UBS Asset Management Americas Inc151,365$9.34M0.00%+1,371+0.9%Added
Crawford Investment Counsel Inc147,745$9.12M0.16%+5,650+4.0%Added
M&G Plc144,144$8.94M0.06%−9,287−6.1%Reduced
New York State Common Retirement Fund133,159$8.22M0.01%00.0%Unchanged
Principal Financial Group Inc132,278$8.16M0.00%−901−0.7%Reduced
GW&K Investment Management, LLC130,031$8.02M0.07%−74,757−36.5%Reduced
Alliancebernstein L.P.122,876$7.58M0.00%−1,540−1.2%Reduced
Raymond James Financial Inc121,062$7.47M0.00%+121,062New
Legal & General Group Plc116,815$7.21M0.00%+515+0.4%Added
Deutsche Bank AG116,367$7.18M0.00%−7,197−5.8%Reduced
Wells Fargo & Company115,956$7.15M0.00%+6,750+6.2%Added
Pier Capital, LLC114,375$7.06M1.01%+1,901+1.7%Added
Swiss National Bank111,800$6.90M0.00%+900+0.8%Added
Manufacturers Life Insurance Company, The102,555$6.33M0.01%−896−0.9%Reduced
California Public Employees Retirement System101,398$6.26M0.00%+5,716+6.0%Added
Nicholas Company, Inc.100,775$6.22M0.10%00.0%Unchanged
Stifel Financial Corp100,514$6.20M0.01%−6,182−5.8%Reduced
SEI Investments Co96,598$5.96M0.01%+4,477+4.9%Added
Corebridge Financial, Inc.92,089$5.68M0.03%−4,956−5.1%Reduced
Invesco Ltd.90,898$5.61M0.00%+129+0.1%Added
AQR Capital Management LLC89,814$5.54M0.01%+52,079+138.0%Added
Retirement Systems of Alabama88,843$5.48M0.02%+109+0.1%Added
Madison Asset Management, LLC84,436$5.21M0.06%+11,862+16.3%Added
Madison Investment Advisors, LLC84,436$5.21M0.06%+84,436New
Renaissance Technologies LLC81,605$5.04M0.01%+26,105+47.0%Added
StonePine Asset Management Inc.79,100$4.88M0.05%00.0%Unchanged
Edgestream Partners, L.P.76,366$4.71M0.20%+23,509+44.5%Added
Royal Bank of Canada72,170$4.45M0.00%−3,432−4.5%Reduced
Congress Wealth Management LLC69,895$4.31M0.06%−10,792−13.4%Reduced
Russell Investments Group, Ltd.65,790$4.06M0.01%−3,488−5.0%Reduced
MetLife Investment Management65,173$4.02M0.02%+4,152+6.8%Added
Ameriprise Financial Inc63,331$3.91M0.00%−377,709−85.6%Reduced
Shell Asset Management Co61,964$3.82M0.17%+6,836+12.4%Added
EFG Asset Management (North America) Corp.61,289$3.78M0.52%+29,125+90.6%Added
Tudor Investment Corp Et Al54,999$3.39M0.04%−135,091−71.1%Reduced
State of Wisconsin Investment Board53,849$3.32M0.01%−220.0%Reduced
M&T Bank Corp53,672$3.31M0.01%+12,037+28.9%Added
California State Teachers Retirement System53,125$3.28M0.00%−562−1.0%Reduced
BNP Paribas Arbitrage, SA47,532$2.93M0.00%−9,633−16.9%Reduced
Great West Life Assurance Co46,987$2.90M0.00%−2,984−6.0%Reduced
HSBC Holdings PLC46,384$2.87M0.00%−5,326−10.3%Reduced
Price T Rowe Associates Inc44,414$2.74M0.00%+5,853+15.2%Added
B. Metzler seel. Sohn & Co. AG42,955$2.65M0.03%00.0%Unchanged
Bahl & Gaynor Inc41,816$2.58M0.01%−3,677−8.1%Reduced
First National Bank of Omaha39,843$2.46M0.16%−611−1.5%Reduced
Herald Investment Management Ltd38,000$2.34M0.38%00.0%Unchanged
Teachers Retirement System of the State of Kentucky36,058$2.23M0.02%−3,462−8.8%Reduced
Allianz Asset Management GmbH35,304$2.18M0.00%+31,904+938.4%Added
FMR LLC34,774$2.15M0.00%+17,527+101.6%Added