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Alpha & Omega Semiconductor Ltd

AOSL
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001387467

In the last 90 days, Alpha & Omega Semiconductor Ltd insiders filed 0 open-market purchases and 1 sale; 216 institutions reported holding it in 13F filings for Q2 2026, worth $1.08B in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Alpha & Omega Semiconductor Ltd as of Sep 30, 2025. 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
185
+20 vs. Q2 2025
Shares held
22.1M
+428.4K (+2.0%) vs. Q2 2025
Total value
$619.0M
+$61.9M (+11.1%) vs. Q2 2025
New holders
34
66 more added
Sold out
14
50 more reduced

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AOSL 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 holdersQ3 2025: 185 institutions
Q1 2021: 126 institutionsQ2 2021: 126 institutionsQ3 2021: 131 institutionsQ4 2021: 178 institutionsQ1 2022: 207 institutionsQ2 2022: 186 institutionsQ3 2022: 176 institutionsQ4 2022: 164 institutionsQ1 2023: 145 institutionsQ2 2023: 145 institutionsQ3 2023: 141 institutionsQ4 2023: 144 institutionsQ1 2024: 141 institutionsQ2 2024: 166 institutionsQ3 2024: 173 institutionsQ4 2024: 177 institutionsQ1 2025: 156 institutionsQ2 2025: 165 institutionsQ3 2025: 185 institutionsQ4 2025: 168 institutionsQ1 2026: 180 institutionsQ2 2026: 216 institutions
Value heldQ3 2025: $619.0M
Q1 2021: $506.9MQ2 2021: $461.6MQ3 2021: $467.4MQ4 2021: $908.1MQ1 2022: $864.5MQ2 2022: $605.3MQ3 2022: $568.4MQ4 2022: $508.9MQ1 2023: $472.2MQ2 2023: $570.9MQ3 2023: $521.4MQ4 2023: $472.7MQ1 2024: $421.7MQ2 2024: $727.5MQ3 2024: $725.9MQ4 2024: $760.3MQ1 2025: $562.6MQ2 2025: $557.1MQ3 2025: $619.0MQ4 2025: $444.2MQ1 2026: $490.1MQ2 2026: $1.08B
Institutions holding AOSL and their total value by quarter
QuarterHoldersValue
Q2 2026216$1.08B
Q1 2026180$490.1M
Q4 2025168$444.2M
Q3 2025185$619.0M
Q2 2025165$557.1M
Q1 2025156$562.6M
Q4 2024177$760.3M
Q3 2024173$725.9M
Q2 2024166$727.5M
Q1 2024141$421.7M
Q4 2023144$472.7M
Q3 2023141$521.4M
Q2 2023145$570.9M
Q1 2023145$472.2M
Q4 2022164$508.9M
Q3 2022176$568.4M
Q2 2022186$605.3M
Q1 2022207$864.5M
Q4 2021178$908.1M
Q3 2021131$467.4M
Q2 2021126$461.6M
Q1 2021126$506.9M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Alpha & Omega Semiconductor Ltd; share changes are against Q2 2025.

Institutions holding AOSL in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Los Angeles Capital Management LLC11,811$330.2K0.00%−5,202−30.6%Reduced
Creative Planning11,993$335.3K0.00%+2,335+24.2%Added
Versor Investments LP12,054$337.0K0.06%+3,654+43.5%Added
Marshall Wace, LLP12,218$341.6K0.00%+12,218New
Counterpoint Mutual Funds LLC12,494$349.3K0.03%+12,494New
Illinois Municipal Retirement Fund12,854$359.4K0.00%+1,862+16.9%Added
Intech Investment Management LLC12,953$362.2K0.00%−2,544−16.4%Reduced
Janus Henderson Group PLC13,485$377.0K0.00%00.0%Unchanged
State of Alaska, Department of Revenue13,698$382.0K0.00%−832−5.7%Reduced
MetLife Investment Management14,317$400.3K0.00%00.0%Unchanged
Skopos Labs, Inc.16,517$424.7K0.06%+1,532+10.2%Added
Thrivent Financial for Lutherans17,820$498.0K0.00%−124−0.7%Reduced
Trexquant Investment LP17,969$502.4K0.01%+17,969New
Quantinno Capital Management LP19,191$536.6K0.00%+984+5.4%Added
Franklin Resources Inc19,228$537.6K0.00%+5,901+44.3%Added
Redwood Wealth Management Group, LLC19,741$552.0K0.23%+2,390+13.8%Added
Wells Fargo & Company20,684$578.3K0.00%+3,388+19.6%Added
PDT Partners, LLC21,287$595.2K0.04%−13−0.1%Reduced
Susquehanna International Group, LLP21,929$613.1K0.00%−35,377−61.7%Reduced
Squarepoint Ops LLC22,525$629.8K0.00%+1,616+7.7%Added
California State Teachers Retirement System22,976$642.4K0.00%+20.0%Added
Voya Investment Management LLC24,301$679.5K0.00%+24,301New
Price T Rowe Associates Inc26,636$745.0K0.00%+821+3.2%Added
Engineers Gate Manager LP27,680$773.9K0.01%+19,231+227.6%Added
ExodusPoint Capital Management, LP27,948$781.4K0.01%+27,948New
First Trust Advisors LP29,041$812.0K0.00%−356−1.2%Reduced
Raymond James Financial Inc30,612$855.9K0.00%+8,466+38.2%Added
Alliancebernstein L.P.32,090$897.2K0.00%00.0%Unchanged
Gsa Capital Partners LLP36,181$1.01M0.08%+36,181New
UBS Asset Management Americas Inc38,128$1.07M0.00%−26,121−40.7%Reduced
Acadian Asset Management LLC44,658$1.25M0.00%+14,147+46.4%Added
Mork Capital Management, LLC45,000$1.26M0.87%00.0%Unchanged
Deutsche Bank AG46,215$1.29M0.00%+2,372+5.4%Added
Ameriprise Financial Inc47,104$1.32M0.00%−2,810−5.6%Reduced
Winton Group Ltd47,351$1.32M0.05%−2,268−4.6%Reduced
Nuveen, LLC48,149$1.35M0.00%00.0%Unchanged
Swiss National Bank49,100$1.37M0.00%+1,300+2.7%Added
Empowered Funds, LLC52,983$1.48M0.01%+52,983New
State of Wisconsin Investment Board56,921$1.59M0.00%−29,870−34.4%Reduced
AQR Capital Management LLC60,097$1.68M0.00%+587+1.0%Added
Algert Global LLC63,319$1.77M0.03%+24,780+64.3%Added
American Century Companies Inc64,302$1.80M0.00%+6,450+11.1%Added
Legal & General Group Plc65,040$1.82M0.00%−359−0.5%Reduced
UBS Group AG66,867$1.87M0.00%+44,931+204.8%Added
Bridgeway Capital Management, LLC72,983$2.04M0.04%+47,798+189.8%Added
Rhumbline Advisers73,474$2.05M0.00%+418+0.6%Added
Verition Fund Management LLC81,513$2.28M0.01%+19,515+31.5%Added
Barclays PLC82,597$2.31M0.00%−8,625−9.5%Reduced
Susquehanna Portfolio Strategies, LLC88,750$2.48M0.04%00.0%Unchanged
Numerai GP LLC89,695$2.51M0.35%+24,492+37.6%Added
Two Sigma Advisers, LP95,000$2.66M0.01%+14,200+17.6%Added
Public Sector Pension Investment Board96,362$2.69M0.01%+13,170+15.8%Added
SEI Investments Co103,072$2.88M0.00%−672−0.6%Reduced
Connor, Clark & Lunn Investment Management Ltd.112,672$3.15M0.01%+32,321+40.2%Added
Principal Financial Group Inc119,323$3.34M0.00%−1,653−1.4%Reduced
Gagnon Advisors, LLC120,196$3.36M2.08%00.0%Unchanged
SG Americas Securities, LLC127,276$3.56M0.01%+127,276New
Bank of New York Mellon Corp146,648$4.10M0.00%+2,351+1.6%Added
JPMorgan Chase & Co158,844$4.44M0.00%+66,723+72.4%Added
Uniplan Investment Counsel, Inc.160,515$4.49M0.44%−26,614−14.2%Reduced
Two Sigma Investments, LP162,320$4.54M0.01%−34,584−17.6%Reduced
Bank of America Corp179,297$5.01M0.00%−31,984−15.1%Reduced
Russell Investments Group, Ltd.190,221$5.32M0.01%−19,026−9.1%Reduced
Gagnon Securities LLC215,349$6.02M1.21%−631−0.3%Reduced
Peregrine Capital Management LLC222,074$6.21M0.19%−665−0.3%Reduced
Acuitas Investments, LLC240,920$6.74M4.32%+67,100+38.6%Added
Northern Trust Corp251,879$7.04M0.00%+1,815+0.7%Added
Morgan Stanley262,816$7.35M0.00%+21,629+9.0%Added
Oberweis Asset Management Inc271,100$7.58M0.29%+26,800+11.0%Added
Invesco Ltd.318,633$8.91M0.00%−9,537−2.9%Reduced
First Eagle Investment Management, LLC326,608$9.13M0.02%−2,600−0.8%Reduced
Charles Schwab Investment Management Inc344,601$9.64M0.00%+43,560+14.5%Added
Goldman Sachs Group Inc370,350$10.4M0.00%−98,570−21.0%Reduced
Royce & Associates LP427,353$11.9M0.12%−3,578−0.8%Reduced
FMR LLC515,044$14.4M0.00%+583+0.1%Added
Geode Capital Management, LLC607,477$17.0M0.00%+5,805+1.0%Added
Millennium Management LLC637,876$17.8M0.01%+232,817+57.5%Added
Robeco Schweiz AG785,264$22.0M0.49%+2,761+0.4%Added
Boston Partners786,630$22.0M0.02%−322,747−29.1%Reduced
Wellington Management Group LLP864,965$24.2M0.00%+113,077+15.0%Added
State Street Corp1,212,058$33.9M0.00%−66,667−5.2%Reduced
Manufacturers Life Insurance Company, The1,555,003$43.5M0.04%+143,603+10.2%Added
Dimensional Fund Advisors LP1,687,666$47.2M0.01%−32,567−1.9%Reduced
Vanguard Group Inc2,453,975$68.6M0.00%+33,959+1.4%Added
BlackRock, Inc.3,845,295$107.5M0.00%−12,659−0.3%Reduced
Victory Capital Management Inc0$00.00%−80,252−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−43,969−100.0%Sold out
Citadel Advisors LLC0$00.00%−20,473−100.0%Sold out
Geneos Wealth Management Inc.0$00.00%−16,595−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−14,146−100.0%Sold out
Sanctuary Advisors, LLC0$00.00%−9,267−100.0%Sold out
LPL Financial LLC0$00.00%−8,422−100.0%Sold out
Point72 Asia (Singapore) Pte. Ltd.0$00.00%−980−100.0%Sold out
Walleye Capital LLC0$00.00%−870−100.0%Sold out
Harbor Capital Advisors, Inc.0$00.00%−275−100.0%Sold out
BNP PARIBAS ASSET MANAGEMENT Holding S.A.0$00.00%−219−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−116−100.0%Sold out
NewSquare Capital LLC0$00.00%−16−100.0%Sold out
WealthTrak Capital Management LLC0$00.00%−5−100.0%Sold out