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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, Q2 2026

Institutional positions in Power Integrations Inc as of Jun 30, 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
372
+68 vs. Q1 2026
Shares held
62.6M
−830.2K (−1.3%) vs. Q1 2026
Total value
$5.24B
+$1.99B (+61.5%) vs. Q1 2026
New holders
98
115 more added
Sold out
30
112 more reduced

4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 372 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 heldQ2 2026: $5.24B
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, Q2 2026

Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q1 2026.

Institutions holding POWI in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.8,722,053$730.6M0.01%+200,304+2.4%Added
Vanguard Portfolio Management LLC5,190,284$434.7M0.02%+214,425+4.3%Added
Wellington Management Group LLP3,595,855$301.2M0.05%+239,702+7.1%Added
State Street Corp3,194,155$267.5M0.01%+116,312+3.8%Added
Vanguard Capital Management LLC2,511,196$210.3M0.00%+4,277+0.2%Added
William Blair Investment Management, LLC2,382,007$199.5M0.60%+1,330+0.1%Added
Neuberger Berman Group LLC2,020,390$169.2M0.11%−1,912,709−48.6%Reduced
Price T Rowe Associates Inc1,924,939$161.2M0.02%+528,456+37.8%Added
Disciplined Growth Investors Inc1,891,864$158.5M2.68%−67,308−3.4%Reduced
Geode Capital Management, LLC1,803,038$151.0M0.01%+128,213+7.7%Added
Snyder Capital Management L P1,766,507$148.0M2.56%−337,556−16.0%Reduced
Robeco Schweiz AG1,340,404$112.3M1.80%+470,234+54.0%Added
Morgan Stanley1,192,455$99.9M0.01%−309,505−20.6%Reduced
Capital International Investors1,183,746$99.2M0.02%+71,356+6.4%Added
Dimensional Fund Advisors LP1,085,077$90.9M0.02%+27,922+2.6%Added
Nuveen, LLC1,020,059$85.4M0.02%−28,094−2.7%Reduced
Congress Asset Management Co930,059$77.9M0.48%+930,059New
Copeland Capital Management, LLC882,810$73.9M1.52%−438,979−33.2%Reduced
Boston Trust Walden Corp882,471$73.9M0.56%+304,866+52.8%Added
Invesco Ltd.870,396$72.9M0.01%+589,710+210.1%Added
JPMorgan Chase & Co879,254$69.6M0.00%−414,121−32.0%Reduced
American Century Companies Inc781,675$65.5M0.03%+755,107+2,842.2%Added
Massachusetts Financial Services Co767,672$64.3M0.02%+767,672New
Northern Trust Corp764,474$64.0M0.01%−77,077−9.2%Reduced
Stephens Investment Management Group LLC755,549$63.3M0.68%+10,380+1.4%Added
Charles Schwab Investment Management Inc753,514$63.1M0.01%−4,479−0.6%Reduced
Westwood Holdings Group Inc.714,227$59.8M0.45%−158,808−18.2%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.502,006$42.0M0.04%−136,204−21.3%Reduced
Brown Advisory Inc477,227$40.0M0.06%−209,607−30.5%Reduced
Bank of New York Mellon Corp466,513$39.1M0.01%+11,448+2.5%Added
Connor, Clark & Lunn Investment Management Ltd.409,271$34.3M0.06%+126,328+44.6%Added
Vanguard Fiduciary Trust Co400,845$33.6M0.01%+15,636+4.1%Added
Bank of America Corp381,535$32.0M0.00%−219,933−36.6%Reduced
Goldman Sachs Group Inc379,264$31.8M0.00%+43,517+13.0%Added
Ameriprise Financial Inc370,174$31.0M0.01%+276,542+295.3%Added
UBS Group AG359,770$30.1M0.00%−264,739−42.4%Reduced
ASR Vermogensbeheer N.V.356,636$29.9M0.31%+11,732+3.4%Added
Tributary Capital Management, LLC332,001$27.8M2.29%+6,568+2.0%Added
Aperture Investors, LLC307,841$25.8M2.74%+307,841New
Envestnet Asset Management Inc282,650$23.7M0.01%−10,384−3.5%Reduced
Loomis Sayles & Co L P280,087$23.5M0.03%+46,523+19.9%Added
Principal Financial Group Inc272,404$22.8M0.01%+1,019+0.4%Added
Federated Hermes, Inc.267,665$22.4M0.03%+4,726+1.8%Added
Emerald Advisers, LLC264,342$22.1M0.52%+148,298+127.8%Added
SEI Investments Co257,799$21.6M0.02%+39,370+18.0%Added
ProShare Advisors LLC195,670$16.4M0.02%−88,343−31.1%Reduced
First Trust Advisors LP191,764$16.1M0.01%−2,153−1.1%Reduced
Public Sector Pension Investment Board191,450$16.0M0.04%−7,122−3.6%Reduced
Granite Investment Partners, LLC186,420$15.6M0.80%−138,506−42.6%Reduced
Crawford Investment Counsel Inc176,147$14.8M0.25%−51,792−22.7%Reduced
Emerald Mutual Fund Advisers Trust172,196$14.4M0.51%+110,902+180.9%Added
Ceredex Value Advisors LLC161,400$13.5M0.38%−100,650−38.4%Reduced
Deutsche Bank AG150,103$12.6M0.00%−93,461−38.4%Reduced
Rhumbline Advisers139,613$11.7M0.01%−19,166−12.1%Reduced
Riverbridge Partners LLC138,538$11.6M0.32%−197,530−58.8%Reduced
UBS Asset Management Americas Inc136,588$11.4M0.00%+4,930+3.7%Added
Legal & General Group Plc133,777$11.2M0.00%+3,070+2.3%Added
Arosa Capital Management LP125,000$10.5M9.13%+125,000New
Jane Street Group, LLC117,524$9.84M0.01%+117,524New
Swiss National Bank108,600$9.10M0.00%−900−0.8%Reduced
Bessemer Group Inc105,691$8.85M0.01%−2,597−2.4%Reduced
Herald Investment Management Ltd100,384$8.41M1.14%−74,616−42.6%Reduced
Russell Investments Group, Ltd.99,377$8.32M0.01%−15,499−13.5%Reduced
Wells Fargo & Company94,622$7.93M0.00%+32,225+51.6%Added
Universal- Beteiligungs- und Servicegesellschaft mbH91,727$7.68M0.01%+57,296+166.4%Added
New York State Common Retirement Fund89,255$7.48M0.01%+28,097+45.9%Added
Nicholas Company, Inc.85,600$7.17M0.13%−24,580−22.3%Reduced
Creative Planning76,303$6.39M0.00%+14,107+22.7%Added
Advisor Group Holdings, Inc.71,593$6.00M0.01%+70,051+4,542.9%Added
Royal Bank of Canada67,269$5.63M0.00%−15,328−18.6%Reduced
Allspring Global Investments Holdings, LLC69,905$5.61M0.01%+69,905New
Ariose Capital Management Ltd66,578$5.58M2.38%+66,578New
Prudential Financial Inc62,688$5.25M0.01%+5,380+9.4%Added
California State Teachers Retirement System62,369$5.22M0.00%−3,272−5.0%Reduced
Palisade Capital Management LLC57,159$4.79M0.21%+57,159New
Manufacturers Life Insurance Company, The54,451$4.56M0.00%−7,376−11.9%Reduced
Vanguard Asset Management, Ltd51,569$4.32M0.00%+780+1.5%Added
Stifel Financial Corp50,845$4.26M0.00%−6,135−10.8%Reduced
XTX Topco Ltd46,758$3.92M0.05%+13,513+40.6%Added
Madison Asset Management, LLC45,678$3.83M0.05%−57,204−55.6%Reduced
Great West Life Assurance Co45,362$3.80M0.01%−1,851−3.9%Reduced
AQR Capital Management LLC43,596$3.65M0.00%−93,779−68.3%Reduced
Alliancebernstein L.P.70,958$3.63M0.00%+4,066+6.1%Added
Spears Abacus Advisors LLC43,171$3.62M0.06%−20,055−31.7%Reduced
Harbor Capital Advisors, Inc.42,682$3.58M0.24%−20,239−32.2%Reduced
Citadel Advisors LLC42,674$3.57M0.00%−67,267−61.2%Reduced
Citigroup Inc41,510$3.48M0.00%+25,956+166.9%Added
Man Group plc40,902$3.43M0.01%+33,293+437.5%Added
Susquehanna International Group, LLP40,515$3.39M0.00%+16,850+71.2%Added
State Board of Administration of Florida Retirement System39,988$3.35M0.01%+23,709+145.6%Added
Fuller & Thaler Asset Management, Inc.39,654$3.32M0.01%+7,969+25.2%Added
Raymond James Financial Inc39,222$3.29M0.00%−20,637−34.5%Reduced
Teachers Retirement System of the State of Kentucky37,011$3.10M0.02%00.0%Unchanged
Thrivent Financial for Lutherans36,589$3.06M0.01%−459−1.2%Reduced
Van Eck Associates Corp35,988$3.01M0.00%+10,343+40.3%Added
Lisanti Capital Growth, LLC34,790$2.91M0.64%+34,790New
First National Bank of Omaha34,396$2.88M0.08%−12,471−26.6%Reduced
LPL Financial LLC34,373$2.88M0.00%−1,263−3.5%Reduced
Public Employees Retirement System of Ohio33,197$2.78M0.01%−37,903−53.3%Reduced
Illinois Municipal Retirement Fund32,992$2.76M0.03%+4,253+14.8%Added