Skip to main content

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.

Institutional holdersQ1 2026: 308 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 heldQ1 2026: $3.24B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q4 2025.

Institutions holding POWI in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Wiley Bros.-Aintree Capital, LLC4,000$204.8K0.00%+4,000New
Aster Capital Management (DIFC) Ltd4,074$205.7K0.07%+4,074New
Tower Research Capital LLC (TRC)4,068$208.3K0.01%+3,603+774.8%Added
Hantz Financial Services, Inc.4,090$209.0K0.00%−325−7.4%Reduced
DnB Asset Management AS4,126$211.3K0.00%+4,126New
CBOE Vest Financial, LLC4,248$217.5K0.00%+4,248New
Premier Fund Managers Ltd4,788$229.0K0.02%+575+13.6%Added
Ameritas Investment Partners, Inc.4,519$231.4K0.01%−220−4.6%Reduced
Three Seasons Wealth, LLC4,523$231.6K0.09%+4,523New
The PNC Financial Services Group, Inc.4,530$231.9K0.00%+1,339+42.0%Added
US Bancorp4,703$240.8K0.00%−441−8.6%Reduced
O'Shaughnessy Asset Management, LLC4,721$241.7K0.00%+4,721New
Cim Investment Mangement Inc4,811$246.3K0.07%+4,811New
HSBC Holdings PLC4,884$250.1K0.00%−1,076−18.1%Reduced
Merit Financial Group, LLC4,927$252.2K0.00%+4,927New
MML Investors Services, LLC4,970$254.5K0.00%+4,970New
Xponance, Inc.5,272$269.9K0.00%+5,272New
CIBC Asset Management Inc5,312$272.0K0.00%+5,312New
Personal Cfo Solutions, LLC5,527$283.0K0.04%+5,527New
Wealth Enhancement Advisory Services, LLC14,237$289.6K0.00%+7,526+112.1%Added
Janney Montgomery Scott LLC5,770$295.0K0.00%+5,770New
Walleye Trading LLC5,778$295.8K0.01%−931−13.9%Reduced
Sanctuary Advisors, LLC5,799$296.9K0.00%−693−10.7%Reduced
Empowered Funds, LLC6,180$316.4K0.00%+6,180New
Argos Wealth Advisors, LLC6,253$320.2K0.09%00.0%Unchanged
Mutual of America Capital Management LLC6,352$325.2K0.00%+27+0.4%Added
Oppenheimer Asset Management Inc.6,432$329.3K0.00%−64−1.0%Reduced
Laird Norton Trust Company, LLC6,444$329.9K0.01%−25−0.4%Reduced
Bank of Montreal6,468$331.2K0.00%−496−7.1%Reduced
Stephens Inc6,800$348.2K0.00%−360−5.0%Reduced
Snowden Capital Advisors LLC7,021$359.5K0.01%−208−2.9%Reduced
Cerity Partners LLC7,556$386.9K0.00%+7,556New
Odyssean, LLC7,580$388.1K0.14%+956+14.4%Added
Man Group plc7,609$389.6K0.00%+7,609New
Tactive Advisors, LLC7,680$393.2K0.11%+7,680New
Franklin Resources Inc7,716$395.1K0.00%+7,716New
Skopos Labs, Inc.7,834$401.1K0.01%+192+2.5%Added
Maryland State Retirement & Pension System8,137$416.6K0.01%00.0%Unchanged
HighTower Advisors, LLC8,301$425.0K0.00%+1,892+29.5%Added
Truist Financial Corp8,486$434.5K0.00%+151+1.8%Added
StonePine Asset Management Inc.8,500$435.2K0.00%−70,600−89.3%Reduced
Vident Advisory, LLC8,522$436.3K0.00%−3,175−27.1%Reduced
Pictet Asset Management Holding SA8,735$447.2K0.00%−1,238−12.4%Reduced
NorthCrest Asset Manangement, LLC8,706$455.9K0.01%+16+0.2%Added
Voloridge Investment Management, LLC8,988$460.2K0.00%−432,571−98.0%Reduced
First National Advisers, LLC9,013$461.5K0.07%+66+0.7%Added
Penbrook Management LLC9,200$471.0K0.36%00.0%Unchanged
Van Diest Capital, LLC9,290$475.6K0.37%+9,290New
Voya Investment Management LLC9,522$487.5K0.00%−381−3.8%Reduced
JustInvest LLC9,569$489.9K0.00%+2,267+31.0%Added
Quadrant Capital Group LLC9,694$496.3K0.01%+187+2.0%Added
Lepercq De Neuflize Asset Management LLC10,000$512.0K0.37%+10,000New
CWM Advisors, LLC10,117$518.0K0.03%−3,021−23.0%Reduced
Toroso Investments, LLC10,676$546.6K0.00%+442+4.3%Added
Nisa Investment Advisors, LLC10,984$562.4K0.00%+517+4.9%Added
FMR LLC11,038$565.2K0.00%+3,707+50.6%Added
Advisors Asset Management, Inc.11,098$568.2K0.01%+176+1.6%Added
Amundi11,485$588.0K0.00%+1,050+10.1%Added
Sterling Capital Management LLC11,532$590.4K0.01%−9,317−44.7%Reduced
Intech Investment Management LLC11,763$602.3K0.01%−8,531−42.0%Reduced
KLP Kapitalforvaltning AS12,000$614.4K0.00%00.0%Unchanged
Trust Point Inc.12,081$618.5K0.05%+709+6.2%Added
Icon Advisers Inc12,200$624.6K0.14%00.0%Unchanged
Exit Wealth Advisors, LLC.12,616$645.9K0.33%+542+4.5%Added
Savvy Advisors, Inc.12,626$646.5K0.02%+72+0.6%Added
Oregon Public Employees Retirement Fund12,700$650.2K0.01%00.0%Unchanged
Evergreen Capital Management LLC12,828$656.8K0.01%00.0%Unchanged
Barclays PLC13,558$694.2K0.00%−132,162−90.7%Reduced
Quantinno Capital Management LP13,645$698.7K0.00%+2,401+21.4%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys13,726$702.8K0.00%+27+0.2%Added
Vanguard Investments Australia, Ltd.14,681$751.7K0.00%+14,681New
Yousif Capital Management, LLC14,790$757.2K0.01%−216−1.4%Reduced
Police & Firemen's Retirement System of New Jersey14,852$760.4K0.01%00.0%Unchanged
Arizona State Retirement System15,200$778.2K0.00%−374−2.4%Reduced
Citigroup Inc15,554$796.4K0.00%−107,946−87.4%Reduced
Cetera Investment Advisers15,843$811.2K0.00%+2,871+22.1%Added
Guggenheim Capital LLC15,962$817.3K0.01%−562−3.4%Reduced
Old West Investment Management, LLC15,992$818.8K0.09%+7,007+78.0%Added
Amalgamated Bank15,995$819.0K0.01%−108−0.7%Reduced
BNP Paribas Arbitrage, SA16,133$826.0K0.00%−682−4.1%Reduced
State Board of Administration of Florida Retirement System16,279$833.5K0.00%00.0%Unchanged
EntryPoint Capital, LLC16,453$842.4K0.25%+16,453New
Winton Group Ltd16,924$866.5K0.03%−3,342−16.5%Reduced
State of Tennessee, Treasury Department17,313$886.4K0.00%+4,913+39.6%Added
SG Americas Securities, LLC17,831$913.0K0.00%−26,520−59.8%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)18,287$936.3K0.00%−38,371−67.7%Reduced
Pathstone Holdings, LLC19,226$984.4K0.00%+6,751+54.1%Added
Retirement Systems of Alabama19,700$1.01M0.00%00.0%Unchanged
Azzad Asset Management Inc20,787$1.06M0.11%−2,005−8.8%Reduced
Captrust Financial Advisors22,292$1.14M0.00%+1,804+8.8%Added
Sit Investment Associates Inc22,600$1.16M0.02%+6,700+42.1%Added
Two Sigma Investments, LP22,800$1.17M0.00%+16,196+245.2%Added
Victory Capital Management Inc22,810$1.17M0.00%+1,536+7.2%Added
Vanguard Global Advisers, LLC22,850$1.17M0.00%+22,850New
Calamos Advisors LLC23,076$1.18M0.00%+23,076New
State of Wisconsin Investment Board23,483$1.20M0.00%−22,067−48.4%Reduced
Susquehanna International Group, LLP23,665$1.21M0.00%−72,849−75.5%Reduced
New York State Teachers Retirement System23,919$1.23M0.00%−1,481−5.8%Reduced
Louisiana State Employees Retirement System24,600$1.26M0.02%−700−2.8%Reduced
Cambridge Investment Research Advisors, Inc.24,643$1.26M0.00%−1,439−5.5%Reduced