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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; 373 institutions reported holding it in 13F filings for Q2 2026, worth $5.24B in total; no superinvestor holds it.

13F holders, Q4 2023

Institutional positions in Power Integrations Inc as of Dec 31, 2023. 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
342
+11 vs. Q3 2023
Shares held
58.5M
+678.0K (+1.2%) vs. Q3 2023
Total value
$4.81B
+$393.3M (+8.9%) vs. Q3 2023
New holders
39
135 more added
Sold out
28
127 more reduced

7 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 holdersQ4 2023: 342 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: 373 institutions
Value heldQ4 2023: $4.81B
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 2026373$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, Q4 2023

Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q3 2023.

Institutions holding POWI in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Capital Fund Management S.A.21,345$1.75M0.02%−1,080−4.8%Reduced
Marshall Wace, LLP21,650$1.78M0.00%+21,650New
Twinbeech Capital LP21,709$1.78M0.03%+21,709New
B. Metzler seel. Sohn & Co. AG23,079$1.90M0.02%+2,364+11.4%Added
Quadrature Capital Ltd23,101$1.90M0.03%−15,569−40.3%Reduced
Dynamic Technology Lab Private Ltd23,341$1.92M0.20%+6,471+38.4%Added
Lisanti Capital Growth, LLC23,575$1.94M0.46%+23,575New
Canada Pension Plan Investment Board24,100$1.98M0.00%00.0%Unchanged
New York State Teachers Retirement System24,145$1.98M0.00%00.0%Unchanged
Gsa Capital Partners LLP24,565$2.02M0.17%+15,160+161.2%Added
Susquehanna International Group, LLP25,196$2.07M0.00%+20,267+411.2%Added
Mirae Asset Global Investments Co., Ltd.25,937$2.13M0.00%+911+3.6%Added
Yousif Capital Management, LLC26,456$2.17M0.03%−119−0.4%Reduced
Robeco Institutional Asset Management B.V.27,522$2.26M0.01%+272+1.0%Added
Moody Aldrich Partners LLC27,567$2.26M0.41%+4,788+21.0%Added
Man Group plc28,337$2.33M0.01%––
Comerica Bank28,904$2.37M0.01%+374+1.3%Added
Citigroup Inc29,785$2.45M0.00%−9,216−23.6%Reduced
Two Sigma Advisers, LP31,300$2.57M0.01%−12,900−29.2%Reduced
Captrust Financial Advisors31,409$2.58M0.01%+495+1.6%Added
Shell Asset Management Co31,608$2.60M0.12%+3,572+12.7%Added
Holocene Advisors, LP32,573$2.67M0.01%−8,561−20.8%Reduced
State of Tennessee, Treasury Department32,633$2.68M0.01%−21,280−39.5%Reduced
State of New Jersey Common Pension Fund D33,102$2.72M0.01%+2,622+8.6%Added
Great West Life Assurance Co34,411$2.82M0.01%+2,143+6.6%Added
D. E. Shaw & Co., Inc.34,890$2.86M0.00%−41,133−54.1%Reduced
First National Bank of Omaha35,084$2.88M0.18%+3,546+11.2%Added
Mutual of America Capital Management LLC35,160$2.89M0.03%−2,167−5.8%Reduced
Amalgamated Bank35,335$2.90M0.02%−1,227−3.4%Reduced
Herald Investment Management Ltd38,000$3.12M0.60%00.0%Unchanged
State Board of Administration of Florida Retirement System38,135$3.13M0.01%00.0%Unchanged
Public Employees Retirement System of Ohio38,241$3.14M0.01%+90.0%Added
Jump Financial, LLC38,725$3.18M0.10%+33,268+609.6%Added
M&T Bank Corp39,923$3.28M0.01%−317−0.8%Reduced
LPL Financial LLC41,139$3.38M0.00%+1,969+5.0%Added
Teachers Retirement System of the State of Kentucky42,399$3.48M0.03%−3,777−8.2%Reduced
AQR Capital Management LLC43,006$3.53M0.01%−34,141−44.3%Reduced
Alberta Investment Management Corp44,997$3.69M0.03%−5,161−10.3%Reduced
Bahl & Gaynor Inc47,980$3.94M0.02%+627+1.3%Added
Texas Permanent School Fund49,117$4.03M0.03%+373+0.8%Added
Rice Hall James & Associates, LLC49,669$4.08M0.24%−887−1.8%Reduced
Healthcare of Ontario Pension Plan Trust Fund52,736$4.33M0.02%+3,933+8.1%Added
BNP Paribas Arbitrage, SA54,282$4.46M0.01%−4,721−8.0%Reduced
Jane Street Group, LLC55,142$4.53M0.01%+19,742+55.8%Added
Stifel Financial Corp55,928$4.59M0.01%+1,235+2.3%Added
Madison Asset Management, LLC56,449$4.64M0.06%+6,680+13.4%Added
UBS Asset Management Americas Inc56,760$4.66M0.00%+1,328+2.4%Added
Grandeur Peak Global Advisors, LLC58,071$4.77M0.34%−33,022−36.3%Reduced
California State Teachers Retirement System60,521$4.97M0.01%−2,739−4.3%Reduced
MetLife Investment Management60,976$5.01M0.04%−800−1.3%Reduced
UBS Group AG61,904$5.08M0.00%−14,425−18.9%Reduced
StonePine Asset Management Inc.62,900$5.16M0.06%+7,000+12.5%Added
Royal Bank of Canada63,722$5.23M0.00%+11,870+22.9%Added
Congress Wealth Management LLC64,027$5.26M0.10%−2,623−3.9%Reduced
Russell Investments Group, Ltd.65,603$5.39M0.01%−969−1.5%Reduced
Alps Advisors Inc66,928$5.50M0.04%+9,408+16.4%Added
Algert Global LLC67,050$5.51M0.22%+24,000+55.7%Added
Deutsche Bank AG69,036$5.67M0.00%+93+0.1%Added
Fisher Asset Management, LLC70,294$5.77M0.00%+918+1.3%Added
Candriam Luxembourg S.C.A.71,826$5.90M0.04%−26,321−26.8%Reduced
State of Wisconsin Investment Board72,689$5.97M0.02%+5,878+8.8%Added
HSBC Holdings PLC73,837$6.09M0.01%+47,323+178.5%Added
Janus Henderson Group PLC74,601$6.13M0.00%+20,450+37.8%Added
Squarepoint Ops LLC76,118$6.25M0.03%+76,118New
SEI Investments Co78,379$6.44M0.01%+2,619+3.5%Added
Segall Bryant & Hamill, LLC82,334$6.76M0.13%+272+0.3%Added
Pier Capital, LLC86,469$7.10M1.02%−1,273−1.5%Reduced
Retirement Systems of Alabama90,911$7.46M0.03%−453−0.5%Reduced
Scout Investments, Inc.94,260$7.74M0.19%−1,483−1.5%Reduced
Manufacturers Life Insurance Company, The95,636$7.85M0.00%+2,728+2.9%Added
Oberweis Asset Management Inc98,195$8.06M0.75%+3,622+3.8%Added
Ensign Peak Advisors, Inc98,690$8.10M0.02%+2,165+2.2%Added
Wells Fargo & Company100,282$8.23M0.00%+6,312+6.7%Added
California Public Employees Retirement System104,435$8.58M0.01%−7,038−6.3%Reduced
American International Group, Inc.104,592$8.59M0.04%−4,158−3.8%Reduced
Crawford Investment Counsel Inc112,591$9.24M0.19%+2,065+1.9%Added
Granahan Investment Management Inc113,001$9.28M0.31%+409+0.4%Added
Swiss National Bank113,100$9.29M0.01%−12,900−10.2%Reduced
Credit Suisse AG128,171$10.5M0.01%−2,513−1.9%Reduced
Alliancebernstein L.P.132,858$10.9M0.00%−860−0.6%Reduced
Great Lakes Advisors, LLC133,601$11.0M0.10%−2,901−2.1%Reduced
Legal & General Group Plc134,644$11.1M0.00%+3,850+2.9%Added
Triodos Investment Management BV143,800$11.8M1.15%−102,200−41.5%Reduced
Barclays PLC154,105$12.7M0.01%+99,942+184.5%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.159,183$13.1M0.04%+22,353+16.3%Added
New York State Common Retirement Fund162,940$13.4M0.02%+1,536+1.0%Added
WCM Investment Management, LLC174,992$14.6M0.04%+3,352+2.0%Added
Montanaro Asset Management Ltd177,750$14.6M2.75%−31,250−15.0%Reduced
Nuveen Asset Management, LLC182,489$15.0M0.00%−8,898−4.6%Reduced
GW&K Investment Management, LLC186,490$15.3M0.14%−35,518−16.0%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC198,589$16.3M0.07%+7,115+3.7%Added
ProShare Advisors LLC204,118$16.8M0.05%+31,236+18.1%Added
Balyasny Asset Management LLC216,872$17.8M0.05%+178,402+463.7%Added
Envestnet Asset Management Inc218,617$18.0M0.01%+11,551+5.6%Added
Citadel Advisors LLC219,863$18.1M0.02%+48,522+28.3%Added
Tributary Capital Management, LLC225,368$18.5M1.56%+35,290+18.6%Added
Principal Financial Group Inc228,625$18.8M0.01%+3,161+1.4%Added
Voya Investment Management LLC229,861$18.9M0.02%+1,157+0.5%Added
Rhumbline Advisers242,837$19.9M0.02%−4,080−1.7%Reduced
Vontobel Holding Ltd.260,680$21.4M0.18%+15,630+6.4%Added