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 2025
Institutional positions in Power Integrations Inc as of Sep 30, 2025. 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
- 315
- −21 vs. Q2 2025
- Shares held
- 55.9M
- +48.6K (+0.1%) vs. Q2 2025
- Total value
- $2.25B
- −$874.2M (−28.0%) vs. Q2 2025
- New holders
- 36
- 114 more added
- Sold out
- 57
- 122 more reduced
6 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 372 | $5.24B |
| Q1 2026 | 308 | $3.24B |
| Q4 2025 | 299 | $2.12B |
| Q3 2025 | 315 | $2.25B |
| Q2 2025 | 342 | $3.16B |
| Q1 2025 | 342 | $2.94B |
| Q4 2024 | 325 | $3.56B |
| Q3 2024 | 334 | $3.73B |
| Q2 2024 | 351 | $4.12B |
| Q1 2024 | 342 | $4.22B |
| Q4 2023 | 342 | $4.81B |
| Q3 2023 | 338 | $4.41B |
| Q2 2023 | 339 | $5.51B |
| Q1 2023 | 331 | $4.88B |
| Q4 2022 | 325 | $4.11B |
| Q3 2022 | 328 | $3.65B |
| Q2 2022 | 336 | $4.26B |
| Q1 2022 | 357 | $5.29B |
| Q4 2021 | 343 | $5.34B |
| Q3 2021 | 330 | $5.78B |
| Q2 2021 | 297 | $4.80B |
| Q1 2021 | 297 | $4.78B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 7,147,276 | $287.4M | 0.00% | +1,3670.0% | Added |
| BlackRock, Inc. | 7,036,151 | $282.9M | 0.00% | −359,399−4.9% | Reduced |
| Neuberger Berman Group LLC | 4,188,254 | $168.4M | 0.12% | +204,498+5.1% | Added |
| State Street Corp | 2,882,686 | $115.9M | 0.00% | +219,360+8.2% | Added |
| Wellington Management Group LLP | 2,261,281 | $90.9M | 0.02% | +595,404+35.7% | Added |
| Disciplined Growth Investors Inc | 1,966,940 | $79.1M | 1.43% | −93,886−4.6% | Reduced |
| JPMorgan Chase & Co | 1,666,492 | $67.0M | 0.00% | −37,527−2.2% | Reduced |
| Geode Capital Management, LLC | 1,652,450 | $66.5M | 0.00% | +9,977+0.6% | Added |
| Morgan Stanley | 1,458,937 | $58.7M | 0.00% | +86,548+6.3% | Added |
| Copeland Capital Management, LLC | 1,276,860 | $51.3M | 1.07% | +86,123+7.2% | Added |
| Capital International Investors | 1,264,962 | $50.9M | 0.01% | −2270.0% | Reduced |
| Dimensional Fund Advisors LP | 1,029,901 | $41.4M | 0.01% | +13,044+1.3% | Added |
| Northern Trust Corp | 998,630 | $40.2M | 0.01% | −4,357−0.4% | Reduced |
| Brown Advisory Inc | 844,314 | $33.9M | 0.04% | +7,595+0.9% | Added |
| Snyder Capital Management L P | 829,726 | $33.4M | 0.63% | +27,191+3.4% | Added |
| Stephens Investment Management Group LLC | 726,308 | $29.2M | 0.38% | −23,661−3.2% | Reduced |
| Bank of America Corp | 723,281 | $29.1M | 0.00% | +288,771+66.5% | Added |
| Boston Trust Walden Corp | 703,240 | $28.3M | 0.21% | −10,659−1.5% | Reduced |
| Charles Schwab Investment Management Inc | 668,216 | $26.9M | 0.00% | +8,460+1.3% | Added |
| D. E. Shaw & Co., Inc. | 654,574 | $26.3M | 0.02% | +254,832+63.7% | Added |
| Robeco Schweiz AG | 625,238 | $25.1M | 0.57% | −19,822−3.1% | Reduced |
| Congress Asset Management Co | 593,599 | $23.9M | 0.16% | −125,074−17.4% | Reduced |
| Goldman Sachs Group Inc | 469,750 | $18.9M | 0.00% | +34,168+7.8% | Added |
| Fiera Capital Corp | 449,344 | $18.1M | 0.06% | −10,092−2.2% | Reduced |
| Bank of New York Mellon Corp | 443,651 | $17.8M | 0.00% | −21,256−4.6% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 434,721 | $17.5M | 0.05% | +61,068+16.3% | Added |
| Marshall Wace, LLP | 414,740 | $16.7M | 0.02% | −8,991−2.1% | Reduced |
| Voloridge Investment Management, LLC | 410,797 | $16.5M | 0.06% | +150,152+57.6% | Added |
| Riverbridge Partners LLC | 377,112 | $15.2M | 0.26% | −34,075−8.3% | Reduced |
| AQR Capital Management LLC | 329,177 | $13.0M | 0.01% | +57,482+21.2% | Added |
| ASR Vermogensbeheer N.V. | 307,553 | $12.4M | 0.15% | +23,354+8.2% | Added |
| Tributary Capital Management, LLC | 302,706 | $12.2M | 1.10% | −14,213−4.5% | Reduced |
| Envestnet Asset Management Inc | 289,179 | $11.6M | 0.00% | −12,578−4.2% | Reduced |
| Federated Hermes, Inc. | 277,060 | $11.1M | 0.02% | −369,416−57.1% | Reduced |
| Loomis Sayles & Co L P | 275,125 | $11.1M | 0.01% | −10,441−3.7% | Reduced |
| ProShare Advisors LLC | 274,596 | $11.0M | 0.02% | +34,416+14.3% | Added |
| Jane Street Group, LLC | 272,429 | $11.0M | 0.01% | +87,785+47.5% | Added |
| Granite Investment Partners, LLC | 259,573 | $10.4M | 0.59% | +39,120+17.7% | Added |
| Public Employees Retirement Association of Colorado | 255,521 | $10.3M | 0.04% | 00.0% | Unchanged |
| WCM Investment Management, LLC | 258,581 | $10.2M | 0.02% | −2,048−0.8% | Reduced |
| Ceredex Value Advisors LLC | 245,300 | $9.86M | 0.23% | +45,900+23.0% | Added |
| Rhumbline Advisers | 240,025 | $9.65M | 0.01% | −18,099−7.0% | Reduced |
| Squarepoint Ops LLC | 236,703 | $9.52M | 0.02% | −283,249−54.5% | Reduced |
| Foresight Group Ltd Liability Partnership | 221,314 | $8.90M | 1.33% | +497+0.2% | Added |
| Renaissance Technologies LLC | 220,400 | $8.86M | 0.01% | +119,300+118.0% | Added |
| Deutsche Bank AG | 208,199 | $8.37M | 0.00% | +133,065+177.1% | Added |
| Crawford Investment Counsel Inc | 203,894 | $8.20M | 0.14% | +25,837+14.5% | Added |
| First Trust Advisors LP | 200,430 | $8.06M | 0.01% | −12,463−5.9% | Reduced |
| Barclays PLC | 194,937 | $7.84M | 0.00% | −48,169−19.8% | Reduced |
| New York State Common Retirement Fund | 165,465 | $6.65M | 0.01% | +7,997+5.1% | Added |
| Nuveen, LLC | 163,405 | $6.57M | 0.00% | −42,696−20.7% | Reduced |
| Millennium Management LLC | 148,265 | $5.96M | 0.00% | +94,707+176.8% | Added |
| Invesco Ltd. | 134,254 | $5.40M | 0.00% | −317,936−70.3% | Reduced |
| Citigroup Inc | 134,064 | $5.39M | 0.00% | +19,139+16.7% | Added |
| Quantbot Technologies LP | 130,432 | $5.24M | 0.14% | +130,163+48,387.7% | Added |
| Principal Financial Group Inc | 126,865 | $5.10M | 0.00% | −2,450−1.9% | Reduced |
| BNP Paribas Arbitrage, SA | 124,356 | $5.00M | 0.00% | +21,905+21.4% | Added |
| SEI Investments Co | 124,360 | $5.00M | 0.01% | +4,436+3.7% | Added |
| Westerly Capital Management, LLC | 120,000 | $4.83M | 1.53% | +70,000+140.0% | Added |
| UBS Asset Management Americas Inc | 118,970 | $4.78M | 0.00% | −133,703−52.9% | Reduced |
| Wells Fargo & Company | 114,735 | $4.61M | 0.00% | −7,507−6.1% | Reduced |
| Walleye Capital LLC | 114,064 | $4.59M | 0.04% | +96,729+558.0% | Added |
| Alliancebernstein L.P. | 113,477 | $4.56M | 0.00% | −2,265−2.0% | Reduced |
| Qube Research & Technologies Ltd | 112,758 | $4.53M | 0.01% | +51,173+83.1% | Added |
| Engineers Gate Manager LP | 110,748 | $4.45M | 0.05% | +93,976+560.3% | Added |
| UBS Group AG | 110,668 | $4.45M | 0.00% | −11,231−9.2% | Reduced |
| Nicholas Company, Inc. | 110,655 | $4.45M | 0.08% | +9,910+9.8% | Added |
| Legal & General Group Plc | 109,818 | $4.42M | 0.00% | −9,051−7.6% | Reduced |
| Swiss National Bank | 109,100 | $4.39M | 0.00% | +500+0.5% | Added |
| Panagora Asset Management Inc | 106,194 | $4.27M | 0.02% | +106,194 | New |
| Madison Asset Management, LLC | 103,171 | $4.15M | 0.05% | +96+0.1% | Added |
| Y-Intercept (Hong Kong) Ltd | 99,393 | $4.00M | 0.10% | +99,393 | New |
| Manufacturers Life Insurance Company, The | 94,412 | $3.79M | 0.00% | +957+1.0% | Added |
| Royal Bank of Canada | 90,913 | $3.65M | 0.00% | +1,474+1.6% | Added |
| Verition Fund Management LLC | 90,853 | $3.65M | 0.02% | +83,723+1,174.2% | Added |
| Retirement Systems of Alabama | 87,524 | $3.52M | 0.01% | −975−1.1% | Reduced |
| Canada Pension Plan Investment Board | 85,100 | $3.42M | 0.00% | +50,500+146.0% | Added |
| Holocene Advisors, LP | 85,006 | $3.42M | 0.01% | +20,427+31.6% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 79,461 | $3.20M | 0.01% | +79,461 | New |
| Advisor Group Holdings, Inc. | 79,183 | $3.18M | 0.00% | +77,462+4,501.0% | Added |
| StonePine Asset Management Inc. | 79,100 | $3.18M | 0.02% | 00.0% | Unchanged |
| Twinbeech Capital LP | 74,056 | $2.98M | 0.12% | +59,347+403.5% | Added |
| Russell Investments Group, Ltd. | 69,429 | $2.79M | 0.00% | +768+1.1% | Added |
| Global Alpha Capital Management Ltd. | 67,137 | $2.70M | 0.15% | 00.0% | Unchanged |
| Stifel Financial Corp | 67,039 | $2.70M | 0.00% | +4,923+7.9% | Added |
| Capital Fund Management S.A. | 66,365 | $2.67M | 0.03% | −19,688−22.9% | Reduced |
| Tudor Investment Corp Et Al | 65,655 | $2.64M | 0.02% | +65,655 | New |
| MetLife Investment Management | 60,447 | $2.43M | 0.01% | −2,568−4.1% | Reduced |
| S Squared Technology, LLC | 60,000 | $2.41M | 0.92% | +60,000 | New |
| State of Wisconsin Investment Board | 53,533 | $2.15M | 0.00% | −8,737−14.0% | Reduced |
| California State Teachers Retirement System | 52,521 | $2.11M | 0.00% | +20.0% | Added |
| Ameriprise Financial Inc | 52,202 | $2.10M | 0.00% | −6,881−11.6% | Reduced |
| Raymond James Financial Inc | 51,633 | $2.08M | 0.00% | −39,074−43.1% | Reduced |
| Campbell & CO Investment Adviser LLC | 50,496 | $2.03M | 0.15% | −543−1.1% | Reduced |
| Price T Rowe Associates Inc | 47,508 | $1.91M | 0.00% | +3,008+6.8% | Added |
| State of New Jersey Common Pension Fund D | 47,216 | $1.90M | 0.01% | +9,927+26.6% | Added |
| First National Bank of Omaha | 45,681 | $1.84M | 0.12% | −1,100−2.4% | Reduced |
| Trexquant Investment LP | 45,187 | $1.82M | 0.02% | +13,631+43.2% | Added |
| Gotham Asset Management, LLC | 44,873 | $1.80M | 0.01% | +29,879+199.3% | Added |
| Occudo Quantitative Strategies LP | 44,457 | $1.79M | 0.22% | +44,457 | New |