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Livermore
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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
Bogart Wealth, LLC264$22.1K0.00%+264New
Fulcrum Asset Management LLP274$21.6K0.00%+274New
Parallel Advisors, LLC258$21.6K0.00%−370−58.9%Reduced
Cornerstone Planning Group LLC296$21.5K0.00%−21−6.6%Reduced
REAP Financial Group, LLC250$20.9K0.00%+250New
Kilter Group LLC243$20.4K0.01%+243New
AdvisorNet Financial, Inc239$20.0K0.00%+123+106.0%Added
Sterling Capital Management LLC197$16.5K0.00%−11,335−98.3%Reduced
Park Place Capital Corp192$16.1K0.00%00.0%Unchanged
Parkside Financial Bank & Trust184$15.4K0.00%+85+85.9%Added
Transamerica Financial Advisors, Inc.178$14.9K0.00%+1+0.6%Added
Custom Index Systems, LLC175$14.7K0.01%+175New
Bare Financial Services, Inc166$13.9K0.00%+121+268.9%Added
Steigerwald, Gordon & Koch Inc.160$13.4K0.00%00.0%Unchanged
Truvestments Capital LLC155$13.0K0.00%+155New
Massmutual Trust Co FSB141$11.8K0.00%+25+21.6%Added
Barrow Hanley Mewhinney & Strauss LLC130$10.9K0.00%−165−55.9%Reduced
Asset Planning,Inc127$10.6K0.01%+1+0.8%Added
Blume Capital Management, Inc.125$10.5K0.00%+125New
National Bank of Canada121$10.1K0.00%+85+236.1%Added
True Wealth Design, LLC111$9.30K0.00%00.0%Unchanged
Arlington Trust Co LLC107$8.96K0.00%00.0%Unchanged
Rothschild Investment LLC106$8.88K0.00%−38−26.4%Reduced
Quarry LP100$8.38K0.00%+100New
Flagship Wealth Advisors, LLC100$8.38K0.00%+100New
GWM Advisors LLC96$8.04K0.00%00.0%Unchanged
Bell Investment Advisors, Inc92$7.71K0.00%00.0%Unchanged
Versant Capital Management, Inc87$7.29K0.00%−57−39.6%Reduced
Boreal Capital Management LLC80$6.70K0.00%00.0%Unchanged
Buck Wealth Strategies, LLC80$6.70K0.00%+80New
Zions Bancorporation, National Association76$6.37K0.00%+1+1.3%Added
Crewe Advisors LLC74$6.20K0.00%−38−33.9%Reduced
Smithfield Trust Co70$6.00K0.00%00.0%Unchanged
MJT & Associates Financial Advisory Group, Inc.65$5.45K0.00%00.0%Unchanged
Keating Financial Advisory Services, Inc.59$4.94K0.00%00.0%Unchanged
IFP Advisors, Inc58$4.86K0.00%+26+81.3%Added
TD Private Client Wealth LLC54$4.52K0.00%−12−18.2%Reduced
International Assets Investment Management, LLC52$4.20K0.00%−3−5.5%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.44$3.69K0.00%00.0%Unchanged
UMA Financial Services, Inc.43$3.64K0.00%+24+126.3%Added
WPG Advisers, LLC41$3.43K0.00%00.0%Unchanged
CBIZ Investment Advisory Services, LLC53$2.71K0.00%00.0%Unchanged
CoreCap Advisors, LLC31$2.60K0.00%+31New
Synergy Investment Management, LLC43$2.43K0.00%+43New
Ameriflex Group, Inc.28$2.35K0.00%+28New
Horizon Investments, LLC27$2.26K0.00%−27−50.0%Reduced
Ancora Advisors, LLC25$2.09K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc24$2.01K0.00%00.0%Unchanged
Avion Wealth32$2.00K0.00%+5+18.5%Added
Financial Network Wealth Advisors LLC19$1.61K0.00%+19New
Brown Brothers Harriman & Co19$1.59K0.00%00.0%Unchanged
Private Wealth Management Group, LLC18$1.51K0.00%00.0%Unchanged
Plante Moran Financial Advisors, LLC15$1.26K0.00%+15New
North Star Investment Management Corp.14$1.17K0.00%00.0%Unchanged
Fortitude Family Office, LLC14$1.17K0.00%00.0%Unchanged
Strategic Wealth Partners, Ltd.13$1.09K0.00%+13New
Cedar Mountain Advisors, LLC10$8380.00%00.0%Unchanged
Strengthening Families & Communities, LLC9$7560.00%+9New
Gilpin Wealth Management, LLC8$6710.00%00.0%Unchanged
JFS Wealth Advisors, LLC8$6710.00%+8New
Essential Partners LLC8$6700.00%00.0%Unchanged
Raffa Wealth Management, LLC8$6700.00%+8New
Ankerstar Wealth, LLC7$5860.00%00.0%Unchanged
Dunhill Financial, LLC6$5280.00%00.0%Unchanged
Cornerstone Financial Management LLC5$4190.00%+5New
Abound Wealth Management4$3360.00%00.0%Unchanged
Creative Financial Designs Inc4$3350.00%00.0%Unchanged
Davis Capital Management3$2510.00%+3New
MV Capital Management, Inc.2$1680.00%00.0%Unchanged
TD Waterhouse Canada Inc.1$800.00%+1New
Coston, McIsaac & Partners7$00.00%00.0%Unchanged
Evolution Advisers, Inc.2$00.00%+2New
Hudson Bay Capital Management LP0$00.00%−1,000,000−100.0%Sold out
Marshall Wace, LLP0$00.00%−360,161−100.0%Sold out
Nomura Holdings Inc0$00.00%−325,257−100.0%Sold out
Foresight Group Ltd Liability Partnership0$00.00%−219,475−100.0%Sold out
Silvercrest Asset Management Group LLC0$00.00%−206,508−100.0%Sold out
S Squared Technology, LLC0$00.00%−136,900−100.0%Sold out
Sora Investors LLC0$00.00%−120,000−100.0%Sold out
Scalar Gauge Management, LLC0$00.00%−35,000−100.0%Sold out
Needham Investment Management LLC0$00.00%−25,400−100.0%Sold out
EntryPoint Capital, LLC0$00.00%−16,453−100.0%Sold out
Exit Wealth Advisors, LLC.0$00.00%−12,616−100.0%Sold out
Van Diest Capital, LLC0$00.00%−9,290−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−8,988−100.0%Sold out
Vident Advisory, LLC0$00.00%−8,522−100.0%Sold out
StonePine Asset Management Inc.0$00.00%−8,500−100.0%Sold out
Tactive Advisors, LLC0$00.00%−7,680−100.0%Sold out
Empowered Funds, LLC0$00.00%−6,180−100.0%Sold out
Merit Financial Group, LLC0$00.00%−4,927−100.0%Sold out
Three Seasons Wealth, LLC0$00.00%−4,523−100.0%Sold out
Aster Capital Management (DIFC) Ltd0$00.00%−4,074−100.0%Sold out
Grandeur Peak Global Advisors, LLC0$00.00%−3,782−100.0%Sold out
Freestone Grove Partners LP0$00.00%−2,342−100.0%Sold out
Advisory Services Network, LLC0$00.00%−501−100.0%Sold out
Signature Equity Partners, LLC0$00.00%−187−100.0%Sold out
MAI Capital Management0$00.00%−125−100.0%Sold out
Root Financial Partners, LLC0$00.00%−91−100.0%Sold out
Quent Capital, LLC0$00.00%−48−100.0%Sold out
Whipplewood Advisors, LLC0$00.00%−43−100.0%Sold out