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 | 144 | $472.1M |
| 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 | 125 | $461.4M |
| 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 |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,908,891 | $77.4M | 0.00% | +63,596+1.7% | Added |
| Vanguard Group Inc | 2,424,320 | $48.0M | 0.00% | −29,655−1.2% | Reduced |
| Manufacturers Life Insurance Company, The | 1,628,634 | $32.3M | 0.03% | +73,631+4.7% | Added |
| Dimensional Fund Advisors LP | 1,584,028 | $31.4M | 0.01% | −103,638−6.1% | Reduced |
| State Street Corp | 1,474,175 | $29.2M | 0.00% | +262,117+21.6% | Added |
| Wellington Management Group LLP | 1,025,953 | $20.3M | 0.00% | +160,988+18.6% | Added |
| Boston Partners | 689,143 | $13.7M | 0.01% | −97,487−12.4% | Reduced |
| Geode Capital Management, LLC | 611,089 | $12.1M | 0.00% | +3,612+0.6% | Added |
| Weber Capital Management LLC | 547,308 | $10.8M | 10.24% | +547,308 | New |
| FMR LLC | 515,095 | $10.2M | 0.00% | +510.0% | Added |
| Royce & Associates LP | 474,015 | $9.39M | 0.10% | +46,662+10.9% | Added |
| Goldman Sachs Group Inc | 447,020 | $8.86M | 0.00% | +76,670+20.7% | Added |
| Charles Schwab Investment Management Inc | 393,773 | $7.80M | 0.00% | +49,172+14.3% | Added |
| Invesco Ltd. | 381,767 | $7.56M | 0.00% | +63,134+19.8% | Added |
| Two Sigma Investments, LP | 278,117 | $5.51M | 0.01% | +115,797+71.3% | Added |
| JPMorgan Chase & Co | 237,563 | $4.71M | 0.00% | +78,719+49.6% | Added |
| Northern Trust Corp | 235,866 | $4.67M | 0.00% | −16,013−6.4% | Reduced |
| Morgan Stanley | 228,233 | $4.52M | 0.00% | −34,583−13.2% | Reduced |
| Bank of America Corp | 221,299 | $4.38M | 0.00% | +42,002+23.4% | Added |
| UBS Group AG | 217,121 | $4.30M | 0.00% | +150,254+224.7% | Added |
| Gagnon Securities LLC | 215,642 | $4.27M | 0.87% | +293+0.1% | Added |
| Russell Investments Group, Ltd. | 205,775 | $4.08M | 0.00% | +15,554+8.2% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 204,511 | $4.05M | 0.01% | +91,839+81.5% | Added |
| Two Sigma Advisers, LP | 189,000 | $3.74M | 0.01% | +94,000+98.9% | Added |
| Peregrine Capital Management LLC | 177,422 | $3.51M | 0.11% | −44,652−20.1% | Reduced |
| D. E. Shaw & Co., Inc. | 160,588 | $3.18M | 0.00% | +160,588 | New |
| Uniplan Investment Counsel, Inc. | 159,947 | $3.17M | 0.32% | −568−0.4% | Reduced |
| Trexquant Investment LP | 151,630 | $3.00M | 0.03% | +133,661+743.8% | Added |
| Bank of New York Mellon Corp | 145,308 | $2.88M | 0.00% | −1,340−0.9% | Reduced |
| Winton Group Ltd | 137,265 | $2.72M | 0.09% | +89,914+189.9% | Added |
| Acadian Asset Management LLC | 133,503 | $2.64M | 0.00% | +88,845+198.9% | Added |
| Bridgeway Capital Management, LLC | 129,541 | $2.57M | 0.05% | +56,558+77.5% | Added |
| Jacobs Levy Equity Management, Inc | 124,751 | $2.47M | 0.01% | +124,751 | New |
| Gagnon Advisors, LLC | 120,196 | $2.38M | 1.51% | 00.0% | Unchanged |
| Numerai GP LLC | 120,155 | $2.38M | 0.29% | +30,460+34.0% | Added |
| Principal Financial Group Inc | 118,897 | $2.36M | 0.00% | −426−0.4% | Reduced |
| Empowered Funds, LLC | 109,541 | $2.17M | 0.04% | +56,558+106.7% | Added |
| Citadel Advisors LLC | 108,818 | $2.16M | 0.00% | +108,818 | New |
| Jane Street Group, LLC | 108,202 | $2.14M | 0.00% | +108,202 | New |
| Public Sector Pension Investment Board | 86,383 | $1.71M | 0.01% | −9,979−10.4% | Reduced |
| SEI Investments Co | 83,618 | $1.66M | 0.00% | −19,454−18.9% | Reduced |
| AQR Capital Management LLC | 82,032 | $1.63M | 0.00% | +21,935+36.5% | Added |
| SG Americas Securities, LLC | 78,548 | $1.56M | 0.00% | −48,728−38.3% | Reduced |
| Verition Fund Management LLC | 75,837 | $1.50M | 0.01% | −5,676−7.0% | Reduced |
| Rhumbline Advisers | 71,012 | $1.41M | 0.00% | −2,462−3.4% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 66,647 | $1.32M | 0.02% | −22,103−24.9% | Reduced |
| Legal & General Group Plc | 65,559 | $1.30M | 0.00% | +519+0.8% | Added |
| Algert Global LLC | 63,980 | $1.27M | 0.02% | +661+1.0% | Added |
| Susquehanna International Group, LLP | 60,338 | $1.20M | 0.00% | +38,409+175.2% | Added |
| Millennium Management LLC | 59,983 | $1.19M | 0.00% | −577,893−90.6% | Reduced |
| American Century Companies Inc | 58,911 | $1.17M | 0.00% | −5,391−8.4% | Reduced |
| Swiss National Bank | 50,400 | $998.4K | 0.00% | +1,300+2.6% | Added |
| Nuveen, LLC | 48,149 | $953.8K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 47,891 | $948.7K | 0.01% | +47,891 | New |
| Deutsche Bank AG | 47,059 | $932.2K | 0.00% | +844+1.8% | Added |
| Ameriprise Financial Inc | 45,801 | $907.3K | 0.00% | −1,303−2.8% | Reduced |
| Engineers Gate Manager LP | 45,654 | $904.4K | 0.01% | +17,974+64.9% | Added |
| Mork Capital Management, LLC | 45,000 | $891.5K | 0.54% | 00.0% | Unchanged |
| Barclays PLC | 42,576 | $843.4K | 0.00% | −40,021−48.5% | Reduced |
| State of Wisconsin Investment Board | 39,768 | $787.8K | 0.00% | −17,153−30.1% | Reduced |
| UBS Asset Management Americas Inc | 38,539 | $763.5K | 0.00% | +411+1.1% | Added |
| XTX Topco Ltd | 37,263 | $738.2K | 0.02% | +37,263 | New |
| Quantbot Technologies LP | 35,944 | $712.1K | 0.02% | +24,710+220.0% | Added |
| Quantinno Capital Management LP | 32,333 | $640.5K | 0.00% | +13,142+68.5% | Added |
| Arosa Capital Management LP | 30,000 | $594.3K | 0.38% | +30,000 | New |
| Wells Fargo & Company | 29,571 | $585.8K | 0.00% | +8,887+43.0% | Added |
| Massachusetts Financial Services Co | 28,439 | $563.4K | 0.00% | +28,439 | New |
| Price T Rowe Associates Inc | 27,858 | $552.0K | 0.00% | +1,222+4.6% | Added |
| California State Teachers Retirement System | 25,763 | $510.4K | 0.00% | +2,787+12.1% | Added |
| Voya Investment Management LLC | 24,386 | $483.1K | 0.00% | +85+0.3% | Added |
| Alliancebernstein L.P. | 23,300 | $461.6K | 0.00% | −8,790−27.4% | Reduced |
| Raymond James Financial Inc | 22,178 | $439.3K | 0.00% | −8,434−27.6% | Reduced |
| PDT Partners, LLC | 21,287 | $421.7K | 0.03% | 00.0% | Unchanged |
| Axq Capital, LP | 20,511 | $406.3K | 0.09% | +20,511 | New |
| Aquatic Capital Management LLC | 20,300 | $402.1K | 0.01% | +20,300 | New |
| Franklin Resources Inc | 20,281 | $401.8K | 0.00% | +1,053+5.5% | Added |
| Natixis | 20,000 | $396.2K | 0.00% | +20,000 | New |
| Gsa Capital Partners LLP | 17,675 | $350.0K | 0.03% | −18,506−51.1% | Reduced |
| Thrivent Financial for Lutherans | 17,144 | $340.0K | 0.00% | −676−3.8% | Reduced |
| Los Angeles Capital Management LLC | 11,926 | $335.1K | 0.00% | +115+1.0% | Added |
| Prelude Capital Management, LLC | 16,480 | $326.5K | 0.02% | +16,480 | New |
| Tudor Investment Corp Et Al | 15,401 | $305.1K | 0.00% | +4,488+41.1% | Added |
| Intech Investment Management LLC | 14,476 | $286.8K | 0.00% | +1,523+11.8% | Added |
| MetLife Investment Management | 14,317 | $283.6K | 0.00% | 00.0% | Unchanged |
| Redwood Wealth Management Group, LLC | 14,076 | $278.8K | 0.12% | −5,665−28.7% | Reduced |
| State of Alaska, Department of Revenue | 13,973 | $276.0K | 0.00% | +275+2.0% | Added |
| Janus Henderson Group PLC | 13,485 | $267.1K | 0.00% | 00.0% | Unchanged |
| Dynamic Technology Lab Private Ltd | 12,515 | $248.0K | 0.06% | +12,515 | New |
| Illinois Municipal Retirement Fund | 12,260 | $242.9K | 0.00% | −594−4.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 11,652 | $230.8K | 0.00% | −75−0.6% | Reduced |
| Louisiana State Employees Retirement System | 11,400 | $225.8K | 0.00% | 00.0% | Unchanged |
| Summit Global Investments | 11,238 | $223.0K | 0.01% | +11,238 | New |
| Renaissance Technologies LLC | 10,500 | $208.0K | 0.00% | +10,500 | New |
| CAPROCK Group, Inc. | 10,373 | $205.5K | 0.00% | +10,373 | New |
| Simplex Trading, LLC | 9,056 | $179.4K | 0.01% | +7,897+681.4% | Added |
| Royal Bank of Canada | 8,938 | $177.0K | 0.00% | +755+9.2% | Added |
| Citigroup Inc | 8,717 | $172.7K | 0.00% | −3,056−26.0% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 7,926 | $157.0K | 0.00% | +3,519+79.9% | Added |
| New York State Common Retirement Fund | 7,796 | $154.4K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 7,210 | $143.0K | 0.00% | +37+0.5% | Added |