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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 2023

Institutional positions in Alpha & Omega Semiconductor Ltd 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
144
+3 vs. Q3 2023
Shares held
18.2M
+678.3K (+3.9%) vs. Q3 2023
Total value
$472.7M
−$48.7M (−9.3%) vs. Q3 2023
New holders
20
58 more added
Sold out
17
43 more reduced

Compare with Q3 2023: 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 2023: 144 institutions
Q1 2021: 126 institutionsQ2 2021: 125 institutionsQ3 2021: 131 institutionsQ4 2021: 178 institutionsQ1 2022: 207 institutionsQ2 2022: 186 institutionsQ3 2022: 176 institutionsQ4 2022: 164 institutionsQ1 2023: 144 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 2023: $472.7M
Q1 2021: $506.9MQ2 2021: $461.4MQ3 2021: $467.4MQ4 2021: $908.1MQ1 2022: $864.5MQ2 2022: $605.3MQ3 2022: $568.4MQ4 2022: $508.9MQ1 2023: $472.1MQ2 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 2023144$472.1M
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 2021125$461.4M
Q1 2021126$506.9M

Institutions, Q4 2023

Shares, value and share of portfolio for each institution holding Alpha & Omega Semiconductor Ltd; share changes are against Q3 2023.

Institutions holding AOSL in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.3,817,384$99.5M0.00%+259,840+7.3%Added
Dimensional Fund Advisors LP2,110,391$55.0M0.02%+1,671+0.1%Added
Vanguard Group Inc2,085,173$54.3M0.00%+50,142+2.5%Added
State Street Corp1,276,773$33.3M0.00%+15,524+1.2%Added
Manufacturers Life Insurance Company, The1,092,295$28.5M0.02%+86,366+8.6%Added
FMR LLC513,550$13.4M0.00%−491−0.1%Reduced
Geode Capital Management, LLC504,415$13.1M0.00%+28,978+6.1%Added
Royce & Associates LP376,079$9.80M0.09%−40,500−9.7%Reduced
First Eagle Investment Management, LLC375,542$9.79M0.02%−18,138−4.6%Reduced
Wellington Management Group LLP348,703$9.09M0.00%+55,403+18.9%Added
Gagnon Securities LLC344,650$8.98M2.16%−3,678−1.1%Reduced
Northern Trust Corp250,538$6.53M0.00%+1,687+0.7%Added
Morgan Stanley239,729$6.25M0.00%+67,889+39.5%Added
American Century Companies Inc227,777$5.94M0.00%−55,483−19.6%Reduced
Uniplan Investment Counsel, Inc.212,559$5.64M0.42%−14,066−6.2%Reduced
Bridgeway Capital Management, LLC203,397$5.30M0.11%+8,448+4.3%Added
Peregrine Capital Management LLC201,456$5.25M0.16%−66,503−24.8%Reduced
Invesco Ltd.195,814$5.10M0.00%+37,839+24.0%Added
Gagnon Advisors, LLC189,357$4.93M4.31%00.0%Unchanged
Citadel Advisors LLC182,197$4.75M0.00%−46,958−20.5%Reduced
Charles Schwab Investment Management Inc177,870$4.64M0.00%−3,814−2.1%Reduced
Bank of New York Mellon Corp172,783$4.50M0.00%−6,049−3.4%Reduced
JPMorgan Chase & Co148,006$3.86M0.00%+47,931+47.9%Added
Renaissance Technologies LLC146,200$3.81M0.01%−34,700−19.2%Reduced
Acuitas Investments, LLC129,500$3.37M1.77%00.0%Unchanged
Principal Financial Group Inc117,435$3.06M0.00%−3,576−3.0%Reduced
Two Sigma Advisers, LP99,900$2.60M0.01%−19,700−16.5%Reduced
Jacobs Levy Equity Management, Inc98,778$2.57M0.01%+68,910+230.7%Added
Ameriprise Financial Inc98,609$2.57M0.00%+28,252+40.2%Added
Empowered Funds, LLC93,853$2.45M0.06%+8,448+9.9%Added
Brandywine Global Investment Management, LLC76,045$1.98M0.02%−7,945−9.5%Reduced
Rhumbline Advisers72,906$1.90M0.00%+3,245+4.7%Added
SEI Investments Co71,448$1.86M0.00%−3,337−4.5%Reduced
Bank of America Corp66,301$1.73M0.00%+19,390+41.3%Added
B. Riley Asset Management, LLC65,040$1.71M0.62%+65,040New
Nuveen Asset Management, LLC63,688$1.66M0.00%+528+0.8%Added
Legal & General Group Plc63,348$1.65M0.00%+1,509+2.4%Added
Massachusetts Financial Services Co61,072$1.59M0.00%+4,189+7.4%Added
Goldman Sachs Group Inc58,598$1.53M0.00%+1,014+1.8%Added
Two Sigma Investments, LP54,102$1.41M0.00%−11,528−17.6%Reduced
Barclays PLC52,966$1.38M0.00%+33,226+168.3%Added
AQR Capital Management LLC52,054$1.36M0.00%+7,701+17.4%Added
Russell Investments Group, Ltd.50,947$1.33M0.00%−15,258−23.0%Reduced
Mork Capital Management, LLC50,000$1.30M0.80%00.0%Unchanged
Paradiem, LLC47,316$1.23M0.34%−72,298−60.4%Reduced
Public Sector Pension Investment Board46,707$1.22M0.01%+19,022+68.7%Added
Swiss National Bank46,400$1.21M0.00%−4,800−9.4%Reduced
Connor, Clark & Lunn Investment Management Ltd.42,656$1.11M0.01%+12,088+39.5%Added
UBS Asset Management Americas Inc40,245$1.05M0.00%00.0%Unchanged
Wedge Capital Management L L P39,665$1.03M0.02%+4,605+13.1%Added
Dodge & Cox35,814$933.3K0.00%+100+0.3%Added
Credit Suisse AG34,976$911.5K0.00%+8,269+31.0%Added
Thrivent Financial for Lutherans32,718$853.0K0.00%−8,473−20.6%Reduced
Boothbay Fund Management, LLC32,216$839.5K0.03%+32,216New
BNP Paribas Arbitrage, SA30,629$798.2K0.00%+7,439+32.1%Added
Algert Global LLC30,608$797.6K0.03%−2,064−6.3%Reduced
State Board of Administration of Florida Retirement System30,454$793.6K0.00%+14,084+86.0%Added
New York State Common Retirement Fund26,323$686.0K0.00%+2,465+10.3%Added
California State Teachers Retirement System25,136$655.0K0.00%−625−2.4%Reduced
Walleye Capital LLC24,941$650.0K0.01%+21,392+602.8%Added
UBS Group AG23,381$609.3K0.00%+13,063+126.6%Added
State of Wisconsin Investment Board23,232$605.4K0.00%+2,977+14.7%Added
SummerHaven Investment Management, LLC22,635$589.9K0.38%+438+2.0%Added
PDT Partners, LLC21,634$563.8K0.06%+21,634New
CastleKnight Management LP20,500$534.2K0.09%+20,500New
Susquehanna International Group, LLP19,562$509.8K0.00%+19,562New
Raymond James & Associates19,510$508.4K0.00%+1,533+8.5%Added
Texas Permanent School Fund19,433$506.4K0.00%+418+2.2%Added
Alliancebernstein L.P.19,050$496.4K0.00%+300+1.6%Added
Price T Rowe Associates Inc18,743$489.0K0.00%+2,229+13.5%Added
Winton Group Ltd18,670$486.5K0.04%+10,153+119.2%Added
Semanteon Capital Management, LP18,507$482.3K0.33%+18,507New
Citigroup Inc18,344$478.0K0.00%+3,731+25.5%Added
Franklin Resources Inc17,920$467.0K0.00%+34+0.2%Added
Numerai GP LLC15,803$411.8K0.15%+1,848+13.2%Added
Allianz Asset Management GmbH15,200$396.1K0.00%00.0%Unchanged
Voya Investment Management LLC14,641$381.5K0.00%+1,080+8.0%Added
Public Employees Retirement System of Ohio14,540$378.9K0.00%+14,540New
D. E. Shaw & Co., Inc.14,489$377.6K0.00%+14,489New
State of Alaska, Department of Revenue13,846$360.0K0.00%−101−0.7%Reduced
Royal Bank of Canada13,654$356.0K0.00%+2,613+23.7%Added
Janus Henderson Group PLC13,600$354.3K0.00%−6,717−33.1%Reduced
Illinois Municipal Retirement Fund13,237$345.0K0.01%+79+0.6%Added
Jane Street Group, LLC12,883$335.7K0.00%+12,883New
American International Group, Inc.12,587$328.0K0.00%−99−0.8%Reduced
MetLife Investment Management12,204$318.0K0.00%00.0%Unchanged
Factorial Partners, LLC11,600$302.3K0.19%+11,600New
Louisiana State Employees Retirement System11,300$294.5K0.01%−100−0.9%Reduced
Yousif Capital Management, LLC11,210$292.1K0.00%−2,025−15.3%Reduced
LPL Financial LLC10,705$279.0K0.00%+1,117+11.6%Added
Mirae Asset Global Investments Co., Ltd.10,376$270.4K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)9,984$260.2K0.00%+8,293+490.4%Added
Deutsche Bank AG9,877$257.4K0.00%−236−2.3%Reduced
Truvestments Capital LLC9,249$241.0K0.11%+1,056+12.9%Added
Engineers Gate Manager LP9,171$239.0K0.01%+9,171New
Summit Global Investments9,046$236.0K0.02%+9,046New
Wells Fargo & Company9,037$235.5K0.00%+1,263+16.2%Added
Amalgamated Bank8,476$221.0K0.00%−488−5.4%Reduced
New York State Teachers Retirement System7,980$208.0K0.00%−100−1.2%Reduced
Prelude Capital Management, LLC7,900$205.9K0.02%+7,900New