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.
| 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, Q3 2025
Shares, value and share of portfolio for each institution holding Alpha & Omega Semiconductor Ltd; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,845,295 | $107.5M | 0.00% | −12,659−0.3% | Reduced |
| Vanguard Group Inc | 2,453,975 | $68.6M | 0.00% | +33,959+1.4% | Added |
| Dimensional Fund Advisors LP | 1,687,666 | $47.2M | 0.01% | −32,567−1.9% | Reduced |
| Manufacturers Life Insurance Company, The | 1,555,003 | $43.5M | 0.04% | +143,603+10.2% | Added |
| State Street Corp | 1,212,058 | $33.9M | 0.00% | −66,667−5.2% | Reduced |
| Wellington Management Group LLP | 864,965 | $24.2M | 0.00% | +113,077+15.0% | Added |
| Boston Partners | 786,630 | $22.0M | 0.02% | −322,747−29.1% | Reduced |
| Robeco Schweiz AG | 785,264 | $22.0M | 0.49% | +2,761+0.4% | Added |
| Millennium Management LLC | 637,876 | $17.8M | 0.01% | +232,817+57.5% | Added |
| Geode Capital Management, LLC | 607,477 | $17.0M | 0.00% | +5,805+1.0% | Added |
| FMR LLC | 515,044 | $14.4M | 0.00% | +583+0.1% | Added |
| Royce & Associates LP | 427,353 | $11.9M | 0.12% | −3,578−0.8% | Reduced |
| Goldman Sachs Group Inc | 370,350 | $10.4M | 0.00% | −98,570−21.0% | Reduced |
| Charles Schwab Investment Management Inc | 344,601 | $9.64M | 0.00% | +43,560+14.5% | Added |
| First Eagle Investment Management, LLC | 326,608 | $9.13M | 0.02% | −2,600−0.8% | Reduced |
| Invesco Ltd. | 318,633 | $8.91M | 0.00% | −9,537−2.9% | Reduced |
| Oberweis Asset Management Inc | 271,100 | $7.58M | 0.29% | +26,800+11.0% | Added |
| Morgan Stanley | 262,816 | $7.35M | 0.00% | +21,629+9.0% | Added |
| Northern Trust Corp | 251,879 | $7.04M | 0.00% | +1,815+0.7% | Added |
| Acuitas Investments, LLC | 240,920 | $6.74M | 4.32% | +67,100+38.6% | Added |
| Peregrine Capital Management LLC | 222,074 | $6.21M | 0.19% | −665−0.3% | Reduced |
| Gagnon Securities LLC | 215,349 | $6.02M | 1.21% | −631−0.3% | Reduced |
| Russell Investments Group, Ltd. | 190,221 | $5.32M | 0.01% | −19,026−9.1% | Reduced |
| Bank of America Corp | 179,297 | $5.01M | 0.00% | −31,984−15.1% | Reduced |
| Two Sigma Investments, LP | 162,320 | $4.54M | 0.01% | −34,584−17.6% | Reduced |
| Uniplan Investment Counsel, Inc. | 160,515 | $4.49M | 0.44% | −26,614−14.2% | Reduced |
| JPMorgan Chase & Co | 158,844 | $4.44M | 0.00% | +66,723+72.4% | Added |
| Bank of New York Mellon Corp | 146,648 | $4.10M | 0.00% | +2,351+1.6% | Added |
| SG Americas Securities, LLC | 127,276 | $3.56M | 0.01% | +127,276 | New |
| Gagnon Advisors, LLC | 120,196 | $3.36M | 2.08% | 00.0% | Unchanged |
| Principal Financial Group Inc | 119,323 | $3.34M | 0.00% | −1,653−1.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 112,672 | $3.15M | 0.01% | +32,321+40.2% | Added |
| SEI Investments Co | 103,072 | $2.88M | 0.00% | −672−0.6% | Reduced |
| Public Sector Pension Investment Board | 96,362 | $2.69M | 0.01% | +13,170+15.8% | Added |
| Two Sigma Advisers, LP | 95,000 | $2.66M | 0.01% | +14,200+17.6% | Added |
| Numerai GP LLC | 89,695 | $2.51M | 0.35% | +24,492+37.6% | Added |
| Susquehanna Portfolio Strategies, LLC | 88,750 | $2.48M | 0.04% | 00.0% | Unchanged |
| Barclays PLC | 82,597 | $2.31M | 0.00% | −8,625−9.5% | Reduced |
| Verition Fund Management LLC | 81,513 | $2.28M | 0.01% | +19,515+31.5% | Added |
| Rhumbline Advisers | 73,474 | $2.05M | 0.00% | +418+0.6% | Added |
| Bridgeway Capital Management, LLC | 72,983 | $2.04M | 0.04% | +47,798+189.8% | Added |
| UBS Group AG | 66,867 | $1.87M | 0.00% | +44,931+204.8% | Added |
| Legal & General Group Plc | 65,040 | $1.82M | 0.00% | −359−0.5% | Reduced |
| American Century Companies Inc | 64,302 | $1.80M | 0.00% | +6,450+11.1% | Added |
| Algert Global LLC | 63,319 | $1.77M | 0.03% | +24,780+64.3% | Added |
| AQR Capital Management LLC | 60,097 | $1.68M | 0.00% | +587+1.0% | Added |
| State of Wisconsin Investment Board | 56,921 | $1.59M | 0.00% | −29,870−34.4% | Reduced |
| Empowered Funds, LLC | 52,983 | $1.48M | 0.01% | +52,983 | New |
| Swiss National Bank | 49,100 | $1.37M | 0.00% | +1,300+2.7% | Added |
| Nuveen, LLC | 48,149 | $1.35M | 0.00% | 00.0% | Unchanged |
| Winton Group Ltd | 47,351 | $1.32M | 0.05% | −2,268−4.6% | Reduced |
| Ameriprise Financial Inc | 47,104 | $1.32M | 0.00% | −2,810−5.6% | Reduced |
| Deutsche Bank AG | 46,215 | $1.29M | 0.00% | +2,372+5.4% | Added |
| Mork Capital Management, LLC | 45,000 | $1.26M | 0.87% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 44,658 | $1.25M | 0.00% | +14,147+46.4% | Added |
| UBS Asset Management Americas Inc | 38,128 | $1.07M | 0.00% | −26,121−40.7% | Reduced |
| Gsa Capital Partners LLP | 36,181 | $1.01M | 0.08% | +36,181 | New |
| Alliancebernstein L.P. | 32,090 | $897.2K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Inc | 30,612 | $855.9K | 0.00% | +8,466+38.2% | Added |
| First Trust Advisors LP | 29,041 | $812.0K | 0.00% | −356−1.2% | Reduced |
| ExodusPoint Capital Management, LP | 27,948 | $781.4K | 0.01% | +27,948 | New |
| Engineers Gate Manager LP | 27,680 | $773.9K | 0.01% | +19,231+227.6% | Added |
| Price T Rowe Associates Inc | 26,636 | $745.0K | 0.00% | +821+3.2% | Added |
| Voya Investment Management LLC | 24,301 | $679.5K | 0.00% | +24,301 | New |
| California State Teachers Retirement System | 22,976 | $642.4K | 0.00% | +20.0% | Added |
| Squarepoint Ops LLC | 22,525 | $629.8K | 0.00% | +1,616+7.7% | Added |
| Susquehanna International Group, LLP | 21,929 | $613.1K | 0.00% | −35,377−61.7% | Reduced |
| PDT Partners, LLC | 21,287 | $595.2K | 0.04% | −13−0.1% | Reduced |
| Wells Fargo & Company | 20,684 | $578.3K | 0.00% | +3,388+19.6% | Added |
| Redwood Wealth Management Group, LLC | 19,741 | $552.0K | 0.23% | +2,390+13.8% | Added |
| Franklin Resources Inc | 19,228 | $537.6K | 0.00% | +5,901+44.3% | Added |
| Quantinno Capital Management LP | 19,191 | $536.6K | 0.00% | +984+5.4% | Added |
| Trexquant Investment LP | 17,969 | $502.4K | 0.01% | +17,969 | New |
| Thrivent Financial for Lutherans | 17,820 | $498.0K | 0.00% | −124−0.7% | Reduced |
| Skopos Labs, Inc. | 16,517 | $424.7K | 0.06% | +1,532+10.2% | Added |
| MetLife Investment Management | 14,317 | $400.3K | 0.00% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 13,698 | $382.0K | 0.00% | −832−5.7% | Reduced |
| Janus Henderson Group PLC | 13,485 | $377.0K | 0.00% | 00.0% | Unchanged |
| Intech Investment Management LLC | 12,953 | $362.2K | 0.00% | −2,544−16.4% | Reduced |
| Illinois Municipal Retirement Fund | 12,854 | $359.4K | 0.00% | +1,862+16.9% | Added |
| Counterpoint Mutual Funds LLC | 12,494 | $349.3K | 0.03% | +12,494 | New |
| Marshall Wace, LLP | 12,218 | $341.6K | 0.00% | +12,218 | New |
| Versor Investments LP | 12,054 | $337.0K | 0.06% | +3,654+43.5% | Added |
| Creative Planning | 11,993 | $335.3K | 0.00% | +2,335+24.2% | Added |
| Los Angeles Capital Management LLC | 11,811 | $330.2K | 0.00% | −5,202−30.6% | Reduced |
| Citigroup Inc | 11,773 | $329.2K | 0.00% | −14,195−54.7% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 11,727 | $327.9K | 0.00% | −2,024−14.7% | Reduced |
| Neuberger Berman Group LLC | 11,519 | $322.1K | 0.00% | +1,405+13.9% | Added |
| Louisiana State Employees Retirement System | 11,400 | $318.7K | 0.01% | 00.0% | Unchanged |
| Quantbot Technologies LP | 11,234 | $314.1K | 0.01% | +7,789+226.1% | Added |
| Tudor Investment Corp Et Al | 10,913 | $305.1K | 0.00% | −33,569−75.5% | Reduced |
| Jain Global LLC | 10,800 | $302.0K | 0.00% | +10,800 | New |
| Gotham Asset Management, LLC | 9,978 | $279.0K | 0.00% | −3,832−27.7% | Reduced |
| Journey Strategic Wealth LLC | 9,658 | $270.0K | 0.01% | +127+1.3% | Added |
| Balyasny Asset Management LLC | 9,524 | $266.3K | 0.00% | +9,524 | New |
| First Citizens Bank & Trust Co | 9,263 | $259.0K | 0.01% | +9,263 | New |
| Envestnet Portfolio Solutions, Inc. | 8,902 | $248.9K | 0.00% | +8,902 | New |
| Overbrook Management Corp | 8,304 | $232.2K | 0.04% | 00.0% | Unchanged |
| Royal Bank of Canada | 8,183 | $230.0K | 0.00% | −3,803−31.7% | Reduced |
| New York State Common Retirement Fund | 7,796 | $218.0K | 0.00% | 00.0% | Unchanged |