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 2025
Institutional positions in Alpha & Omega Semiconductor Ltd as of Dec 31, 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
- 168
- −17 vs. Q3 2025
- Shares held
- 22.4M
- +280.1K (+1.3%) vs. Q3 2025
- Total value
- $444.2M
- −$174.7M (−28.2%) vs. Q3 2025
- New holders
- 27
- 61 more added
- Sold out
- 44
- 57 more reduced
Compare with Q3 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 216 | $1.08B |
| Q1 2026 | 180 | $490.1M |
| Q4 2025 | 168 | $444.2M |
| Q3 2025 | 185 | $619.0M |
| Q2 2025 | 165 | $557.1M |
| Q1 2025 | 156 | $562.6M |
| Q4 2024 | 177 | $760.3M |
| Q3 2024 | 173 | $725.9M |
| Q2 2024 | 166 | $727.5M |
| Q1 2024 | 141 | $421.7M |
| Q4 2023 | 144 | $472.7M |
| Q3 2023 | 141 | $521.4M |
| Q2 2023 | 145 | $570.9M |
| Q1 2023 | 145 | $472.2M |
| Q4 2022 | 164 | $508.9M |
| Q3 2022 | 176 | $568.4M |
| Q2 2022 | 186 | $605.3M |
| Q1 2022 | 207 | $864.5M |
| Q4 2021 | 178 | $908.1M |
| Q3 2021 | 131 | $467.4M |
| Q2 2021 | 126 | $461.6M |
| Q1 2021 | 126 | $506.9M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Alpha & Omega Semiconductor Ltd; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Price T Rowe Associates Inc | 27,858 | $552.0K | 0.00% | +1,222+4.6% | Added |
| Massachusetts Financial Services Co | 28,439 | $563.4K | 0.00% | +28,439 | New |
| Wells Fargo & Company | 29,571 | $585.8K | 0.00% | +8,887+43.0% | Added |
| Arosa Capital Management LP | 30,000 | $594.3K | 0.38% | +30,000 | New |
| Quantinno Capital Management LP | 32,333 | $640.5K | 0.00% | +13,142+68.5% | Added |
| Quantbot Technologies LP | 35,944 | $712.1K | 0.02% | +24,710+220.0% | Added |
| XTX Topco Ltd | 37,263 | $738.2K | 0.02% | +37,263 | New |
| UBS Asset Management Americas Inc | 38,539 | $763.5K | 0.00% | +411+1.1% | Added |
| State of Wisconsin Investment Board | 39,768 | $787.8K | 0.00% | −17,153−30.1% | Reduced |
| Barclays PLC | 42,576 | $843.4K | 0.00% | −40,021−48.5% | Reduced |
| Mork Capital Management, LLC | 45,000 | $891.5K | 0.54% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 45,654 | $904.4K | 0.01% | +17,974+64.9% | Added |
| Ameriprise Financial Inc | 45,801 | $907.3K | 0.00% | −1,303−2.8% | Reduced |
| Deutsche Bank AG | 47,059 | $932.2K | 0.00% | +844+1.8% | Added |
| Walleye Capital LLC | 47,891 | $948.7K | 0.01% | +47,891 | New |
| Nuveen, LLC | 48,149 | $953.8K | 0.00% | 00.0% | Unchanged |
| Swiss National Bank | 50,400 | $998.4K | 0.00% | +1,300+2.6% | Added |
| American Century Companies Inc | 58,911 | $1.17M | 0.00% | −5,391−8.4% | Reduced |
| Millennium Management LLC | 59,983 | $1.19M | 0.00% | −577,893−90.6% | Reduced |
| Susquehanna International Group, LLP | 60,338 | $1.20M | 0.00% | +38,409+175.2% | Added |
| Algert Global LLC | 63,980 | $1.27M | 0.02% | +661+1.0% | Added |
| Legal & General Group Plc | 65,559 | $1.30M | 0.00% | +519+0.8% | Added |
| Susquehanna Portfolio Strategies, LLC | 66,647 | $1.32M | 0.02% | −22,103−24.9% | Reduced |
| Rhumbline Advisers | 71,012 | $1.41M | 0.00% | −2,462−3.4% | Reduced |
| Verition Fund Management LLC | 75,837 | $1.50M | 0.01% | −5,676−7.0% | Reduced |
| SG Americas Securities, LLC | 78,548 | $1.56M | 0.00% | −48,728−38.3% | Reduced |
| AQR Capital Management LLC | 82,032 | $1.63M | 0.00% | +21,935+36.5% | Added |
| SEI Investments Co | 83,618 | $1.66M | 0.00% | −19,454−18.9% | Reduced |
| Public Sector Pension Investment Board | 86,383 | $1.71M | 0.01% | −9,979−10.4% | Reduced |
| Jane Street Group, LLC | 108,202 | $2.14M | 0.00% | +108,202 | New |
| Citadel Advisors LLC | 108,818 | $2.16M | 0.00% | +108,818 | New |
| Empowered Funds, LLC | 109,541 | $2.17M | 0.04% | +56,558+106.7% | Added |
| Principal Financial Group Inc | 118,897 | $2.36M | 0.00% | −426−0.4% | Reduced |
| Numerai GP LLC | 120,155 | $2.38M | 0.29% | +30,460+34.0% | Added |
| Gagnon Advisors, LLC | 120,196 | $2.38M | 1.51% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 124,751 | $2.47M | 0.01% | +124,751 | New |
| Bridgeway Capital Management, LLC | 129,541 | $2.57M | 0.05% | +56,558+77.5% | Added |
| Acadian Asset Management LLC | 133,503 | $2.64M | 0.00% | +88,845+198.9% | Added |
| Winton Group Ltd | 137,265 | $2.72M | 0.09% | +89,914+189.9% | Added |
| Bank of New York Mellon Corp | 145,308 | $2.88M | 0.00% | −1,340−0.9% | Reduced |
| Trexquant Investment LP | 151,630 | $3.00M | 0.03% | +133,661+743.8% | Added |
| Uniplan Investment Counsel, Inc. | 159,947 | $3.17M | 0.32% | −568−0.4% | Reduced |
| D. E. Shaw & Co., Inc. | 160,588 | $3.18M | 0.00% | +160,588 | New |
| Peregrine Capital Management LLC | 177,422 | $3.51M | 0.11% | −44,652−20.1% | Reduced |
| Two Sigma Advisers, LP | 189,000 | $3.74M | 0.01% | +94,000+98.9% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 204,511 | $4.05M | 0.01% | +91,839+81.5% | Added |
| Russell Investments Group, Ltd. | 205,775 | $4.08M | 0.00% | +15,554+8.2% | Added |
| Gagnon Securities LLC | 215,642 | $4.27M | 0.87% | +293+0.1% | Added |
| UBS Group AG | 217,121 | $4.30M | 0.00% | +150,254+224.7% | Added |
| Bank of America Corp | 221,299 | $4.38M | 0.00% | +42,002+23.4% | Added |
| Morgan Stanley | 228,233 | $4.52M | 0.00% | −34,583−13.2% | Reduced |
| Northern Trust Corp | 235,866 | $4.67M | 0.00% | −16,013−6.4% | Reduced |
| JPMorgan Chase & Co | 237,563 | $4.71M | 0.00% | +78,719+49.6% | Added |
| Two Sigma Investments, LP | 278,117 | $5.51M | 0.01% | +115,797+71.3% | Added |
| Invesco Ltd. | 381,767 | $7.56M | 0.00% | +63,134+19.8% | Added |
| Charles Schwab Investment Management Inc | 393,773 | $7.80M | 0.00% | +49,172+14.3% | Added |
| Goldman Sachs Group Inc | 447,020 | $8.86M | 0.00% | +76,670+20.7% | Added |
| Royce & Associates LP | 474,015 | $9.39M | 0.10% | +46,662+10.9% | Added |
| FMR LLC | 515,095 | $10.2M | 0.00% | +510.0% | Added |
| Weber Capital Management LLC | 547,308 | $10.8M | 10.24% | +547,308 | New |
| Geode Capital Management, LLC | 611,089 | $12.1M | 0.00% | +3,612+0.6% | Added |
| Boston Partners | 689,143 | $13.7M | 0.01% | −97,487−12.4% | Reduced |
| Wellington Management Group LLP | 1,025,953 | $20.3M | 0.00% | +160,988+18.6% | Added |
| State Street Corp | 1,474,175 | $29.2M | 0.00% | +262,117+21.6% | Added |
| Dimensional Fund Advisors LP | 1,584,028 | $31.4M | 0.01% | −103,638−6.1% | Reduced |
| Manufacturers Life Insurance Company, The | 1,628,634 | $32.3M | 0.03% | +73,631+4.7% | Added |
| Vanguard Group Inc | 2,424,320 | $48.0M | 0.00% | −29,655−1.2% | Reduced |
| BlackRock, Inc. | 3,908,891 | $77.4M | 0.00% | +63,596+1.7% | Added |
| Robeco Schweiz AG | 0 | $0 | 0.00% | −785,264−100.0% | Sold out |
| First Eagle Investment Management, LLC | 0 | $0 | 0.00% | −326,608−100.0% | Sold out |
| Oberweis Asset Management Inc | 0 | $0 | 0.00% | −271,100−100.0% | Sold out |
| Acuitas Investments, LLC | 0 | $0 | 0.00% | −240,920−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −29,041−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −27,948−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −22,525−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −16,517−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −12,494−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −12,218−100.0% | Sold out |
| Versor Investments LP | 0 | $0 | 0.00% | −12,054−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −11,993−100.0% | Sold out |
| Neuberger Berman Group LLC | 0 | $0 | 0.00% | −11,519−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −10,800−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −9,978−100.0% | Sold out |
| Journey Strategic Wealth LLC | 0 | $0 | 0.00% | −9,658−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −9,524−100.0% | Sold out |
| First Citizens Bank & Trust Co | 0 | $0 | 0.00% | −9,263−100.0% | Sold out |
| Envestnet Portfolio Solutions, Inc. | 0 | $0 | 0.00% | −8,902−100.0% | Sold out |
| Overbrook Management Corp | 0 | $0 | 0.00% | −8,304−100.0% | Sold out |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −7,735−100.0% | Sold out |
| FourThought Financial Partners, LLC | 0 | $0 | 0.00% | −7,679−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −7,529−100.0% | Sold out |
| Yousif Capital Management, LLC | 0 | $0 | 0.00% | −7,501−100.0% | Sold out |
| Arizona State Retirement System | 0 | $0 | 0.00% | −7,459−100.0% | Sold out |
| Envestnet Asset Management Inc | 0 | $0 | 0.00% | −7,399−100.0% | Sold out |
| ISAM Funds (UK) Ltd | 0 | $0 | 0.00% | −3,261−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −2,800−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −288−100.0% | Sold out |
| Transamerica Financial Advisors, Inc. | 0 | $0 | 0.00% | −262−100.0% | Sold out |
| Truvestments Capital LLC | 0 | $0 | 0.00% | −228−100.0% | Sold out |
| Salomon & Ludwin, LLC | 0 | $0 | 0.00% | −218−100.0% | Sold out |