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, Q1 2026
Institutional positions in Power Integrations Inc as of Mar 31, 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
- 308
- +15 vs. Q4 2025
- Shares held
- 63.5M
- +11.4M (+21.9%) vs. Q4 2025
- Total value
- $3.24B
- +$1.39B (+75.2%) vs. Q4 2025
- New holders
- 53
- 118 more added
- Sold out
- 38
- 97 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8,521,749 | $436.3M | 0.01% | +10,445+0.1% | Added |
| Vanguard Portfolio Management LLC | 4,975,859 | $254.8M | 0.01% | +4,975,859 | New |
| Neuberger Berman Group LLC | 3,933,099 | $201.4M | 0.15% | −39,958−1.0% | Reduced |
| Wellington Management Group LLP | 3,356,153 | $171.8M | 0.03% | +932,181+38.5% | Added |
| State Street Corp | 3,077,843 | $157.6M | 0.01% | −323,127−9.5% | Reduced |
| Vanguard Capital Management LLC | 2,506,919 | $128.4M | 0.00% | +2,506,919 | New |
| William Blair Investment Management, LLC | 2,380,677 | $121.9M | 0.40% | +2,380,677 | New |
| Snyder Capital Management L P | 2,104,063 | $107.7M | 2.09% | +39,356+1.9% | Added |
| Disciplined Growth Investors Inc | 1,959,172 | $100.3M | 2.05% | −42,526−2.1% | Reduced |
| Geode Capital Management, LLC | 1,674,825 | $85.8M | 0.01% | +71,142+4.4% | Added |
| Morgan Stanley | 1,501,960 | $76.9M | 0.00% | +22,405+1.5% | Added |
| Price T Rowe Associates Inc | 1,396,483 | $71.5M | 0.01% | +453,118+48.0% | Added |
| Copeland Capital Management, LLC | 1,321,789 | $67.7M | 1.50% | +147,882+12.6% | Added |
| JPMorgan Chase & Co | 1,293,375 | $61.9M | 0.00% | −366,268−22.1% | Reduced |
| Capital International Investors | 1,112,390 | $57.0M | 0.01% | −151,979−12.0% | Reduced |
| Dimensional Fund Advisors LP | 1,057,155 | $54.1M | 0.01% | +71,928+7.3% | Added |
| Nuveen, LLC | 1,048,153 | $53.7M | 0.01% | +914,908+686.6% | Added |
| Hudson Bay Capital Management LP | 1,000,000 | $51.2M | 0.31% | +1,000,000 | New |
| Westwood Holdings Group Inc. | 873,035 | $44.7M | 0.33% | −164,482−15.9% | Reduced |
| Robeco Schweiz AG | 870,170 | $44.6M | 0.94% | +242,696+38.7% | Added |
| Northern Trust Corp | 841,551 | $43.1M | 0.01% | +16,561+2.0% | Added |
| Charles Schwab Investment Management Inc | 757,993 | $38.8M | 0.01% | +39,588+5.5% | Added |
| Stephens Investment Management Group LLC | 745,169 | $38.2M | 0.52% | −2,760−0.4% | Reduced |
| Brown Advisory Inc | 686,834 | $35.2M | 0.06% | −62,293−8.3% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 638,210 | $32.7M | 0.04% | +40,335+6.7% | Added |
| UBS Group AG | 624,509 | $32.0M | 0.01% | +348,436+126.2% | Added |
| Bank of America Corp | 601,468 | $30.8M | 0.00% | +6,633+1.1% | Added |
| Boston Trust Walden Corp | 577,605 | $29.6M | 0.24% | −69,139−10.7% | Reduced |
| Bank of New York Mellon Corp | 455,065 | $23.3M | 0.00% | −22,484−4.7% | Reduced |
| Vanguard Fiduciary Trust Co | 385,209 | $19.7M | 0.00% | +385,209 | New |
| Marshall Wace, LLP | 360,161 | $18.4M | 0.02% | −133,547−27.0% | Reduced |
| ASR Vermogensbeheer N.V. | 344,904 | $17.7M | 0.21% | +4,238+1.2% | Added |
| Riverbridge Partners LLC | 336,068 | $17.2M | 0.42% | −21,526−6.0% | Reduced |
| Goldman Sachs Group Inc | 335,747 | $17.2M | 0.00% | −104,823−23.8% | Reduced |
| Tributary Capital Management, LLC | 325,433 | $16.7M | 1.62% | +22,212+7.3% | Added |
| Nomura Holdings Inc | 325,257 | $16.7M | 0.14% | −328,789−50.3% | Reduced |
| Granite Investment Partners, LLC | 324,926 | $16.6M | 1.02% | −30,105−8.5% | Reduced |
| Envestnet Asset Management Inc | 293,034 | $15.0M | 0.00% | +95,013+48.0% | Added |
| ProShare Advisors LLC | 284,013 | $14.5M | 0.02% | −49,406−14.8% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 282,943 | $14.5M | 0.03% | +131,871+87.3% | Added |
| Invesco Ltd. | 280,686 | $14.4M | 0.00% | +37,833+15.6% | Added |
| Principal Financial Group Inc | 271,385 | $13.9M | 0.01% | +6,730+2.5% | Added |
| Federated Hermes, Inc. | 262,939 | $13.5M | 0.02% | −41,610−13.7% | Reduced |
| Ceredex Value Advisors LLC | 262,050 | $13.4M | 0.42% | −191,600−42.2% | Reduced |
| Deutsche Bank AG | 243,564 | $12.5M | 0.00% | +76,692+46.0% | Added |
| Loomis Sayles & Co L P | 233,564 | $12.0M | 0.02% | −6,019−2.5% | Reduced |
| Crawford Investment Counsel Inc | 227,939 | $11.7M | 0.20% | +7,136+3.2% | Added |
| Foresight Group Ltd Liability Partnership | 219,475 | $11.2M | 1.98% | −190.0% | Reduced |
| SEI Investments Co | 218,429 | $11.2M | 0.01% | +58,057+36.2% | Added |
| Silvercrest Asset Management Group LLC | 206,508 | $10.6M | 0.08% | −23,017−10.0% | Reduced |
| Public Sector Pension Investment Board | 198,572 | $10.2M | 0.03% | +7,072+3.7% | Added |
| First Trust Advisors LP | 193,917 | $9.93M | 0.01% | −33,819−14.9% | Reduced |
| Herald Investment Management Ltd | 175,000 | $8.96M | 1.25% | +25,000+16.7% | Added |
| Rhumbline Advisers | 158,779 | $8.13M | 0.01% | −51,440−24.5% | Reduced |
| Handelsbanken Fonder AB | 148,033 | $7.58M | 0.03% | +125,831+566.8% | Added |
| WCM Investment Management, LLC | 156,928 | $7.51M | 0.02% | +156,928 | New |
| S Squared Technology, LLC | 136,900 | $7.01M | 2.65% | +6,900+5.3% | Added |
| AQR Capital Management LLC | 137,375 | $6.75M | 0.00% | −146,985−51.7% | Reduced |
| UBS Asset Management Americas Inc | 131,658 | $6.74M | 0.00% | +12,437+10.4% | Added |
| Legal & General Group Plc | 130,707 | $6.69M | 0.00% | −15,188−10.4% | Reduced |
| Sora Investors LLC | 120,000 | $6.14M | 0.57% | +63,674+113.0% | Added |
| Emerald Advisers, LLC | 116,044 | $5.94M | 0.19% | +116,044 | New |
| Russell Investments Group, Ltd. | 114,876 | $5.88M | 0.01% | +34,751+43.4% | Added |
| Nicholas Company, Inc. | 110,180 | $5.64M | 0.11% | −475−0.4% | Reduced |
| Citadel Advisors LLC | 109,941 | $5.63M | 0.00% | +101,135+1,148.5% | Added |
| Swiss National Bank | 109,500 | $5.61M | 0.00% | −1,100−1.0% | Reduced |
| Bessemer Group Inc | 108,288 | $5.54M | 0.01% | +1,310+1.2% | Added |
| Madison Asset Management, LLC | 102,882 | $5.27M | 0.07% | −961−0.9% | Reduced |
| Ameriprise Financial Inc | 93,632 | $4.79M | 0.00% | −3,449−3.6% | Reduced |
| Holocene Advisors, LP | 87,931 | $4.50M | 0.01% | +14,296+19.4% | Added |
| Royal Bank of Canada | 82,597 | $4.23M | 0.00% | +7,268+9.6% | Added |
| Public Employees Retirement System of Ohio | 71,100 | $3.64M | 0.01% | +110+0.2% | Added |
| California State Teachers Retirement System | 65,641 | $3.36M | 0.00% | +13,215+25.2% | Added |
| Spears Abacus Advisors LLC | 63,226 | $3.24M | 0.06% | +31,400+98.7% | Added |
| Harbor Capital Advisors, Inc. | 62,921 | $3.22M | 0.26% | +51,724+461.9% | Added |
| Wells Fargo & Company | 62,397 | $3.19M | 0.00% | −31,117−33.3% | Reduced |
| Creative Planning | 62,196 | $3.18M | 0.00% | +34,195+122.1% | Added |
| Manufacturers Life Insurance Company, The | 61,827 | $3.16M | 0.00% | −2,896−4.5% | Reduced |
| Emerald Mutual Fund Advisers Trust | 61,294 | $3.14M | 0.15% | +61,294 | New |
| New York State Common Retirement Fund | 61,158 | $3.13M | 0.00% | −1,647−2.6% | Reduced |
| Raymond James Financial Inc | 59,859 | $3.06M | 0.00% | +3,715+6.6% | Added |
| Connors Investor Services Inc | 59,040 | $3.02M | 0.28% | +59,040 | New |
| Prudential Financial Inc | 57,308 | $2.93M | 0.00% | +5,255+10.1% | Added |
| Stifel Financial Corp | 56,980 | $2.92M | 0.00% | +7,831+15.9% | Added |
| Vanguard Asset Management, Ltd | 50,789 | $2.60M | 0.00% | +50,789 | New |
| Great West Life Assurance Co | 47,213 | $2.42M | 0.00% | −2,521−5.1% | Reduced |
| First National Bank of Omaha | 46,867 | $2.40M | 0.07% | +820+1.8% | Added |
| Alliancebernstein L.P. | 66,892 | $2.38M | 0.00% | +1,374+2.1% | Added |
| Neo Ivy Capital Management | 41,137 | $2.11M | 0.56% | +41,137 | New |
| Thrivent Financial for Lutherans | 37,048 | $1.90M | 0.00% | −976−2.6% | Reduced |
| Teachers Retirement System of the State of Kentucky | 37,011 | $1.90M | 0.01% | +23,837+180.9% | Added |
| LPL Financial LLC | 35,636 | $1.82M | 0.00% | +3,454+10.7% | Added |
| Scalar Gauge Management, LLC | 35,000 | $1.79M | 1.73% | +35,000 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 34,431 | $1.76M | 0.00% | −9,385−21.4% | Reduced |
| XTX Topco Ltd | 33,245 | $1.70M | 0.03% | +19,649+144.5% | Added |
| Fuller & Thaler Asset Management, Inc. | 31,685 | $1.62M | 0.01% | +5,323+20.2% | Added |
| Natixis Advisors, L.P. | 30,946 | $1.58M | 0.00% | +13,427+76.6% | Added |
| MetLife Investment Management | 30,279 | $1.55M | 0.01% | −2,272−7.0% | Reduced |
| State of Alaska, Department of Revenue | 30,210 | $1.55M | 0.02% | −714−2.3% | Reduced |
| Jones Financial Companies LLLP | 30,284 | $1.50M | 0.00% | +28,859+2,025.2% | Added |