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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, Q4 2024

Institutional positions in Alpha & Omega Semiconductor Ltd as of Dec 31, 2024. 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
177
+5 vs. Q3 2024
Shares held
20.5M
+1.02M (+5.2%) vs. Q3 2024
Total value
$760.3M
+$36.0M (+5.0%) vs. Q3 2024
New holders
38
63 more added
Sold out
33
50 more reduced

1 institution that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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 holdersQ4 2024: 177 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 heldQ4 2024: $760.3M
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, Q4 2024

Shares, value and share of portfolio for each institution holding Alpha & Omega Semiconductor Ltd; share changes are against Q3 2024.

Institutions holding AOSL in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.3,931,233$145.6M0.00%+135,340+3.6%Added
Vanguard Group Inc2,411,632$89.3M0.00%+14,070+0.6%Added
Dimensional Fund Advisors LP1,975,443$73.2M0.02%−30,404−1.5%Reduced
Manufacturers Life Insurance Company, The1,189,245$44.0M0.04%−25,386−2.1%Reduced
State Street Corp1,167,269$43.2M0.00%−174,021−13.0%Reduced
Hood River Capital Management LLC1,138,597$42.2M0.62%+1,138,597New
Wellington Management Group LLP633,345$23.5M0.00%+70,100+12.4%Added
Geode Capital Management, LLC580,556$21.5M0.00%+1,851+0.3%Added
FMR LLC536,927$19.9M0.00%+18,609+3.6%Added
Royce & Associates LP367,594$13.6M0.13%−44,472−10.8%Reduced
First Eagle Investment Management, LLC315,408$11.7M0.03%−150,908−32.4%Reduced
Driehaus Capital Management LLC313,591$11.6M0.10%+313,591New
Morgan Stanley285,736$10.6M0.00%+65,400+29.7%Added
Northern Trust Corp261,446$9.68M0.00%+22,294+9.3%Added
Millennium Management LLC256,712$9.51M0.01%+247,678+2,741.6%Added
Charles Schwab Investment Management Inc224,809$8.32M0.00%+1,449+0.6%Added
CloudAlpha Capital Management Limited/Hong Kong216,411$8.01M1.67%+216,411New
Gagnon Securities LLC214,105$7.93M1.60%−846−0.4%Reduced
Uniplan Investment Counsel, Inc.191,776$7.10M0.66%−2,071−1.1%Reduced
Peregrine Capital Management LLC184,599$6.84M0.20%−6,744−3.5%Reduced
Oberweis Asset Management Inc177,700$6.58M0.31%−27,000−13.2%Reduced
Goldman Sachs Group Inc157,272$5.82M0.00%+66,200+72.7%Added
Invesco Ltd.149,173$5.52M0.00%−610,187−80.4%Reduced
Bank of New York Mellon Corp147,398$5.46M0.00%+3,475+2.4%Added
Renaissance Technologies LLC132,200$4.90M0.01%+81,800+162.3%Added
Two Sigma Investments, LP125,095$4.63M0.01%+78,992+171.3%Added
Gagnon Advisors, LLC120,196$4.45M2.85%00.0%Unchanged
Acuitas Investments, LLC115,900$4.29M3.52%00.0%Unchanged
Principal Financial Group Inc115,445$4.27M0.00%+3,474+3.1%Added
American Century Companies Inc108,486$4.02M0.00%−130,727−54.6%Reduced
Boothbay Fund Management, LLC104,467$3.87M0.12%+104,467New
UBS Group AG103,209$3.82M0.00%+80,590+356.3%Added
Citadel Advisors LLC102,536$3.80M0.00%+85,753+511.0%Added
Brandywine Global Investment Management, LLC98,493$3.65M0.03%+35,992+57.6%Added
SEI Investments Co86,084$3.19M0.00%−3,388−3.8%Reduced
Rhumbline Advisers70,720$2.62M0.00%−1,301−1.8%Reduced
Barclays PLC70,179$2.60M0.00%+29,820+73.9%Added
Jacobs Levy Equity Management, Inc70,178$2.60M0.01%−77,205−52.4%Reduced
Hel Ved Capital Management Ltd68,135$2.52M0.77%+68,135New
UBS Asset Management Americas Inc67,547$2.50M0.00%+11,398+20.3%Added
Russell Investments Group, Ltd.66,803$2.47M0.00%+27,482+69.9%Added
Legal & General Group Plc64,419$2.39M0.00%+307+0.5%Added
Zacks Investment Management64,097$2.37M0.02%−3,270−4.9%Reduced
Nuveen Asset Management, LLC63,688$2.36M0.00%00.0%Unchanged
Jane Street Group, LLC63,530$2.35M0.00%+8,287+15.0%Added
Public Sector Pension Investment Board59,464$2.20M0.01%+9,083+18.0%Added
Bank of America Corp58,475$2.17M0.00%+6,820+13.2%Added
Ameriprise Financial Inc52,843$1.96M0.00%−57,793−52.2%Reduced
Susquehanna International Group, LLP49,510$1.83M0.00%−13,601−21.6%Reduced
Bridgeway Capital Management, LLC49,447$1.83M0.04%+2,000+4.2%Added
Polymer Capital Management (HK) LTD49,377$1.83M0.32%+49,377New
Connor, Clark & Lunn Investment Management Ltd.48,829$1.81M0.01%−34,821−41.6%Reduced
Swiss National Bank48,500$1.80M0.00%+1,200+2.5%Added
Wedge Capital Management L L P44,285$1.64M0.03%−4,800−9.8%Reduced
Empowered Funds, LLC42,303$1.57M0.02%+2,000+5.0%Added
Two Sigma Advisers, LP40,500$1.50M0.00%−600−1.5%Reduced
Citigroup Inc38,102$1.41M0.00%+2,337+6.5%Added
Squarepoint Ops LLC37,534$1.39M0.00%−8,151−17.8%Reduced
Algert Global LLC36,319$1.34M0.03%−53,601−59.6%Reduced
Alliancebernstein L.P.32,157$1.19M0.00%+157+0.5%Added
JPMorgan Chase & Co32,077$1.19M0.00%−4,531−12.4%Reduced
Mork Capital Management, LLC30,000$1.11M0.73%00.0%Unchanged
Prelude Capital Management, LLC28,732$1.06M0.09%+9,055+46.0%Added
Wells Fargo & Company27,921$1.03M0.00%+15,688+128.2%Added
Susquehanna Fundamental Investments, LLC26,708$989.0K0.02%+26,708New
Healthcare of Ontario Pension Plan Trust Fund26,500$981.3K0.00%+26,500New
Raymond James Financial Inc24,897$921.9K0.00%+24,897New
Harvest Fund Management Co., Ltd25,000$901.0K0.04%+25,000New
Price T Rowe Associates Inc23,132$857.0K0.00%+1,620+7.5%Added
California State Teachers Retirement System22,974$850.7K0.00%−44−0.2%Reduced
Schonfeld Strategic Advisors LLC22,600$836.9K0.01%+15,121+202.2%Added
Deutsche Bank AG20,993$777.4K0.00%+6,814+48.1%Added
Scientech Research LLC20,189$747.6K0.21%+20,189New
Winton Group Ltd19,477$721.2K0.05%−8,840−31.2%Reduced
Thrivent Financial for Lutherans18,400$681.0K0.00%−254−1.4%Reduced
Victory Capital Management Inc18,237$675.3K0.00%+15,439+551.8%Added
Stratos Wealth Partners, LTD.17,975$665.6K0.01%+17,975New
LMR Partners LLP17,597$651.6K0.01%+17,597New
State of Wisconsin Investment Board17,551$649.9K0.00%+9,432+116.2%Added
First Trust Advisors LP16,562$613.3K0.00%+16,562New
Redwood Wealth Management Group, LLC14,737$548.2K0.27%+14,737New
MetLife Investment Management14,605$540.8K0.00%+1,101+8.2%Added
Geneos Wealth Management Inc.14,563$539.3K0.02%−26,183−64.3%Reduced
Ethic Inc.14,183$525.2K0.01%+14,183New
Dynamic Technology Lab Private Ltd14,080$521.0K0.08%+14,080New
Ellevest, Inc.13,894$514.5K0.03%+1,159+9.1%Added
Mirae Asset Global ETFs Holdings Ltd.13,543$501.5K0.00%+818+6.4%Added
Janus Henderson Group PLC13,485$499.4K0.00%00.0%Unchanged
State of Alaska, Department of Revenue13,476$499.0K0.01%−80−0.6%Reduced
Franklin Resources Inc13,294$492.3K0.00%+18+0.1%Added
Pinpoint Asset Management Ltd12,959$479.9K0.09%+12,959New
Corebridge Financial, Inc.12,673$469.3K0.00%−851−6.3%Reduced
Louisiana State Employees Retirement System11,500$425.8K0.01%00.0%Unchanged
Royal Bank of Canada11,119$412.0K0.00%+532+5.0%Added
Group One Trading, L.P.11,014$407.8K0.01%+11,014New
Illinois Municipal Retirement Fund10,740$397.7K0.01%−3,941−26.8%Reduced
Dark Forest Capital Management LP10,353$383.4K0.06%+3,101+42.8%Added
BNP Paribas Arbitrage, SA10,108$374.3K0.00%−745−6.9%Reduced
LPL Financial LLC9,511$352.2K0.00%+9,511New
Tower Research Capital LLC (TRC)9,313$344.9K0.01%+7,640+456.7%Added