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, Q4 2021

Institutional positions in Power Integrations Inc as of Dec 31, 2021. 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
343
+16 vs. Q3 2021
Shares held
57.5M
−868.6K (−1.5%) vs. Q3 2021
Total value
$5.34B
−$436.8M (−7.6%) vs. Q3 2021
New holders
51
149 more added
Sold out
35
97 more reduced

3 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 2021: 343 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 heldQ4 2021: $5.34B
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, Q4 2021

Shares, value and share of portfolio for each institution holding Power Integrations Inc; share changes are against Q3 2021.

Institutions holding POWI in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.7,435,428$690.7M0.02%−2,468,068−24.9%Reduced
Vanguard Group Inc5,680,390$527.7M0.01%−671,354−10.6%Reduced
Neuberger Berman Group LLC3,742,371$343.8M0.27%−138,678−3.6%Reduced
Wellington Management Group LLP2,429,305$225.7M0.04%+19,755+0.8%Added
State Street Corp2,353,552$218.6M0.01%+158,536+7.2%Added
JPMorgan Chase & Co2,108,062$195.8M0.02%+197,909+10.4%Added
Invesco Ltd.1,932,881$179.5M0.04%−111,446−5.5%Reduced
Disciplined Growth Investors Inc1,773,711$164.8M3.32%−17,094−1.0%Reduced
Bank of New York Mellon Corp1,409,544$130.9M0.02%−184,548−11.6%Reduced
Dimensional Fund Advisors LP1,201,717$111.6M0.03%−72,453−5.7%Reduced
Geode Capital Management, LLC1,098,064$102.0M0.01%+28,972+2.7%Added
Northern Trust Corp1,029,281$95.6M0.02%+154,800+17.7%Added
Polar Capital Holdings Plc908,328$84.4M0.44%+33,621+3.8%Added
Snyder Capital Management L P858,647$79.8M1.93%+2,639+0.3%Added
Price T Rowe Associates Inc828,241$76.9M0.01%−41,788−4.8%Reduced
Robeco Schweiz AG788,000$73.2M0.95%−35,741−4.3%Reduced
Ameriprise Financial Inc705,914$65.5M0.02%−21,114−2.9%Reduced
Riverbridge Partners LLC678,734$63.0M0.62%+25,254+3.9%Added
Ceredex Value Advisors LLC675,643$62.8M0.68%−40,220−5.6%Reduced
GW&K Investment Management, LLC652,287$60.6M0.51%+387,451+146.3%Added
Millennium Management LLC651,161$60.5M0.07%+319,143+96.1%Added
Stephens Investment Management Group LLC650,155$60.4M0.78%−44,847−6.5%Reduced
Charles Schwab Investment Management Inc643,487$59.8M0.02%+11,743+1.9%Added
First Trust Advisors LP636,013$59.1M0.06%+90,977+16.7%Added
Copeland Capital Management, LLC574,960$53.4M1.39%+59,213+11.5%Added
Fiera Capital Corp541,896$50.3M0.12%−20,199−3.6%Reduced
Federated Hermes, Inc.515,035$47.8M0.09%+28,163+5.8%Added
Boston Trust Walden Corp501,589$46.6M0.37%+4,020+0.8%Added
Atlanta Capital Management Co L L C482,276$44.8M0.15%+3,885+0.8%Added
Norges Bank481,191$44.7M0.01%−149,529−23.7%Reduced
Bank of America Corp415,867$38.6M0.00%−20,712−4.7%Reduced
Morgan Stanley405,789$37.7M0.00%+59,627+17.2%Added
William Blair Investment Management, LLC381,203$35.4M0.10%+210,984+123.9%Added
Goldman Sachs Group Inc358,601$33.3M0.01%+52,944+17.3%Added
Public Employees Retirement Association of Colorado323,115$30.0M0.12%00.0%Unchanged
Granahan Investment Management Inc322,961$30.0M0.62%+171,406+113.1%Added
American Century Companies Inc318,379$29.6M0.02%+17,714+5.9%Added
Woodline Partners LP316,309$29.4M0.43%+316,309New
Candriam Luxembourg S.C.A.303,064$28.2M0.18%+59,485+24.4%Added
Renaissance Technologies LLC275,800$25.6M0.03%+79,900+40.8%Added
Allianz Asset Management GmbH275,488$25.6M0.02%−2,680−1.0%Reduced
Nicholas Company, Inc.271,030$25.2M0.41%−150.0%Reduced
Parametric Portfolio Associates LLC265,495$24.7M0.01%−48,805−15.5%Reduced
Royal Bank of Canada243,888$22.7M0.01%−6,126−2.5%Reduced
Vontobel Holding Ltd.241,029$22.3M0.19%+3,474+1.5%Added
Nuveen Asset Management, LLC220,185$20.5M0.01%+11,631+5.6%Added
Principal Financial Group Inc211,516$19.6M0.01%−212,366−50.1%Reduced
Rhumbline Advisers208,151$19.3M0.02%+20,559+11.0%Added
Two Sigma Advisers, LP204,600$19.0M0.05%+32,800+19.1%Added
Voya Investment Management LLC196,302$18.2M0.03%−53,829−21.5%Reduced
HRT Financial LP186,117$17.3M0.10%+133,857+256.1%Added
Credit Suisse AG184,291$17.1M0.01%+17,637+10.6%Added
New York State Common Retirement Fund182,465$16.9M0.02%+8,472+4.9%Added
Triodos Investment Management BV175,000$16.3M2.12%00.0%Unchanged
D. E. Shaw & Co., Inc.167,059$15.5M0.02%+132,780+387.4%Added
State of Wisconsin Investment Board164,600$15.3M0.03%+4,300+2.7%Added
Envestnet Asset Management Inc157,764$14.7M0.01%+29,705+23.2%Added
Wells Fargo & Company156,836$14.6M0.00%+10,159+6.9%Added
Susquehanna International Group, LLP156,577$14.5M0.02%+137,754+731.8%Added
Congress Asset Management Co143,822$13.4M0.10%+28,655+24.9%Added
Balyasny Asset Management LLC143,400$13.3M0.06%+143,400New
Alliancebernstein L.P.142,634$13.2M0.00%+49,022+52.4%Added
American International Group, Inc.133,473$12.4M0.06%+95,584+252.3%Added
Swiss National Bank132,700$12.3M0.01%−1,300−1.0%Reduced
Daiwa Securities Group Inc.131,500$12.2M0.07%+44,000+50.3%Added
California Public Employees Retirement System128,580$11.9M0.01%−6,636−4.9%Reduced
Two Sigma Investments, LP127,709$11.9M0.03%−15,850−11.0%Reduced
Scout Investments, Inc.119,353$11.1M0.16%−2,689−2.2%Reduced
AXA S.A.118,800$11.0M0.03%+20,200+20.5%Added
Moody Aldrich Partners LLC116,778$10.8M1.51%−21,603−15.6%Reduced
Grandeur Peak Global Advisors, LLC116,330$10.8M0.49%+1,923+1.7%Added
Manufacturers Life Insurance Company, The114,347$10.6M0.01%+68,075+147.1%Added
Pier Capital, LLC104,835$9.74M1.03%−20,101−16.1%Reduced
UBS Group AG99,373$9.23M0.00%+87,041+705.8%Added
Citadel Advisors LLC98,519$9.15M0.01%−38,482−28.1%Reduced
Segall Bryant & Hamill, LLC97,469$9.05M0.08%+32,886+50.9%Added
Crawford Investment Counsel Inc94,676$8.79M0.17%−2,286−2.4%Reduced
Citigroup Inc91,501$8.50M0.01%+24,015+35.6%Added
Legal & General Group Plc91,128$8.46M0.00%−78,563−46.3%Reduced
Assenagon Asset Management S.A.89,902$8.35M0.03%+10,112+12.7%Added
Barclays PLC84,207$7.82M0.00%+28,626+51.5%Added
California State Teachers Retirement System84,077$7.81M0.01%+1,763+2.1%Added
Retirement Systems of Alabama79,004$7.34M0.03%+79,004New
Ensign Peak Advisors, Inc78,417$7.28M0.01%−53,178−40.4%Reduced
Cubist Systematic Strategies, LLC75,156$6.98M0.07%+14,929+24.8%Added
Man Group plc74,121$6.88M0.02%+29,315+65.4%Added
Deutsche Bank AG73,831$6.86M0.00%+4,782+6.9%Added
ClariVest Asset Management LLC68,798$6.39M0.20%−5,937−7.9%Reduced
Public Employees Retirement System of Ohio68,135$6.33M0.02%+1,362+2.0%Added
Los Angeles Capital Management LLC67,268$6.25M0.02%+16,698+33.0%Added
Stifel Financial Corp66,309$6.16M0.01%+6,681+11.2%Added
Bahl & Gaynor Inc65,289$6.06M0.03%+5,295+8.8%Added
ProShare Advisors LLC65,194$6.06M0.01%+10,926+20.1%Added
Russell Investments Group, Ltd.64,620$6.00M0.01%+10,359+19.1%Added
Marshall Wace, LLP64,368$5.98M0.01%+64,368New
UBS Asset Management Americas Inc62,856$5.84M0.00%−745−1.2%Reduced
Schroder Investment Management Group57,590$5.35M0.01%+12,409+27.5%Added
Madison Asset Management, LLC57,065$5.30M0.07%+6,417+12.7%Added
Capital Fund Management S.A.54,123$5.03M0.13%+35,221+186.3%Added
Mutual of America Capital Management LLC53,950$5.01M0.05%+45,909+570.9%Added