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, Q1 2026
Institutional positions in Alpha & Omega Semiconductor Ltd as of Mar 31, 2026. 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
- 180
- +15 vs. Q4 2025
- Shares held
- 22.1M
- +2.15M (+10.7%) vs. Q4 2025
- Total value
- $490.1M
- +$93.9M (+23.7%) vs. Q4 2025
- New holders
- 32
- 61 more added
- Sold out
- 17
- 52 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Alpha & Omega Semiconductor Ltd; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Natixis | 20,000 | $443.2K | 0.00% | 00.0% | Unchanged |
| DRW Securities, LLC | 20,176 | $447.1K | 0.02% | +20,176 | New |
| Marshall Wace, LLP | 20,400 | $452.1K | 0.00% | +20,400 | New |
| Vanguard Global Advisers, LLC | 21,023 | $465.9K | 0.00% | +21,023 | New |
| XTX Topco Ltd | 22,934 | $508.2K | 0.01% | −14,329−38.5% | Reduced |
| California State Teachers Retirement System | 23,784 | $527.1K | 0.00% | −1,979−7.7% | Reduced |
| Raymond James Financial Inc | 23,815 | $527.7K | 0.00% | +1,637+7.4% | Added |
| PDT Partners, LLC | 25,375 | $562.3K | 0.03% | +4,088+19.2% | Added |
| Massachusetts Financial Services Co | 27,700 | $613.8K | 0.00% | −739−2.6% | Reduced |
| Arosa Capital Management LP | 30,000 | $664.8K | 0.43% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 32,823 | $728.0K | 0.00% | +4,965+17.8% | Added |
| Russell Investments Group, Ltd. | 34,080 | $755.2K | 0.00% | −171,695−83.4% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 35,370 | $783.8K | 0.01% | +35,370 | New |
| Citadel Advisors LLC | 36,434 | $807.4K | 0.00% | −72,384−66.5% | Reduced |
| Quantinno Capital Management LP | 37,248 | $825.4K | 0.00% | +4,915+15.2% | Added |
| Counterpoint Mutual Funds LLC | 39,579 | $877.1K | 0.13% | +39,579 | New |
| First Eagle Investment Management, LLC | 40,000 | $886.4K | 0.00% | +40,000 | New |
| UBS Asset Management Americas Inc | 40,033 | $887.1K | 0.00% | +1,494+3.9% | Added |
| Jump Financial, LLC | 41,500 | $919.6K | 0.01% | +41,500 | New |
| Susquehanna International Group, LLP | 41,735 | $924.8K | 0.00% | −18,603−30.8% | Reduced |
| Mork Capital Management, LLC | 45,000 | $997.2K | 0.71% | 00.0% | Unchanged |
| Nuveen, LLC | 48,417 | $1.07M | 0.00% | +268+0.6% | Added |
| Deutsche Bank AG | 49,542 | $1.10M | 0.00% | +2,483+5.3% | Added |
| Swiss National Bank | 50,400 | $1.12M | 0.00% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 53,932 | $1.20M | 0.00% | +8,131+17.8% | Added |
| Gsa Capital Partners LLP | 55,270 | $1.23M | 0.08% | +37,595+212.7% | Added |
| Franklin Resources Inc | 56,334 | $1.25M | 0.00% | +36,053+177.8% | Added |
| Legal & General Group Plc | 56,806 | $1.26M | 0.00% | −8,753−13.4% | Reduced |
| American Century Companies Inc | 58,325 | $1.29M | 0.00% | −586−1.0% | Reduced |
| Panagora Asset Management Inc | 58,785 | $1.30M | 0.00% | +58,785 | New |
| Winton Group Ltd | 60,932 | $1.35M | 0.05% | −76,333−55.6% | Reduced |
| Engineers Gate Manager LP | 63,034 | $1.40M | 0.02% | +17,380+38.1% | Added |
| Susquehanna Portfolio Strategies, LLC | 66,647 | $1.48M | 0.02% | 00.0% | Unchanged |
| Tudor Investment Corp Et Al | 69,550 | $1.54M | 0.01% | +54,149+351.6% | Added |
| Rhumbline Advisers | 72,045 | $1.60M | 0.00% | +1,033+1.5% | Added |
| SG Americas Securities, LLC | 72,458 | $1.61M | 0.00% | −6,090−7.8% | Reduced |
| State of Wisconsin Investment Board | 78,503 | $1.74M | 0.00% | +38,735+97.4% | Added |
| SEI Investments Co | 83,834 | $1.86M | 0.00% | +216+0.3% | Added |
| Public Sector Pension Investment Board | 88,387 | $1.96M | 0.01% | +2,004+2.3% | Added |
| Numerai GP LLC | 97,974 | $2.17M | 0.22% | −22,181−18.5% | Reduced |
| BNP Paribas Arbitrage, SA | 105,266 | $2.33M | 0.00% | +99,073+1,599.8% | Added |
| Wedge Capital Management L L P | 112,554 | $2.49M | 0.05% | +112,554 | New |
| Principal Financial Group Inc | 120,075 | $2.66M | 0.00% | +1,178+1.0% | Added |
| Gagnon Advisors, LLC | 120,196 | $2.66M | 1.96% | 00.0% | Unchanged |
| Empowered Funds, LLC | 120,331 | $2.67M | 0.02% | +10,790+9.9% | Added |
| Algert Global LLC | 120,340 | $2.67M | 0.04% | +56,360+88.1% | Added |
| Bank of America Corp | 127,692 | $2.83M | 0.00% | −93,607−42.3% | Reduced |
| Point72 Asset Management, L.P. | 129,287 | $2.87M | 0.00% | +129,287 | New |
| Bank of New York Mellon Corp | 139,534 | $3.09M | 0.00% | −5,774−4.0% | Reduced |
| Bridgeway Capital Management, LLC | 140,331 | $3.11M | 0.06% | +10,790+8.3% | Added |
| AQR Capital Management LLC | 141,657 | $3.14M | 0.00% | +59,625+72.7% | Added |
| Uniplan Investment Counsel, Inc. | 150,154 | $3.33M | 0.34% | −9,793−6.1% | Reduced |
| Peregrine Capital Management LLC | 161,821 | $3.59M | 0.13% | −15,601−8.8% | Reduced |
| Vanguard Fiduciary Trust Co | 162,943 | $3.61M | 0.00% | +162,943 | New |
| Gagnon Securities LLC | 167,874 | $3.72M | 0.86% | −47,768−22.2% | Reduced |
| Trexquant Investment LP | 174,100 | $3.86M | 0.03% | +22,470+14.8% | Added |
| UBS Group AG | 188,740 | $4.18M | 0.00% | −28,381−13.1% | Reduced |
| Morgan Stanley | 196,895 | $4.36M | 0.00% | −31,338−13.7% | Reduced |
| Millennium Management LLC | 197,782 | $4.38M | 0.00% | +137,799+229.7% | Added |
| Acadian Asset Management LLC | 210,640 | $4.66M | 0.01% | +77,137+57.8% | Added |
| Northern Trust Corp | 246,790 | $5.47M | 0.00% | +10,924+4.6% | Added |
| Goldman Sachs Group Inc | 267,682 | $5.93M | 0.00% | −179,338−40.1% | Reduced |
| D. E. Shaw & Co., Inc. | 279,588 | $6.20M | 0.00% | +119,000+74.1% | Added |
| JPMorgan Chase & Co | 344,032 | $7.17M | 0.00% | +106,469+44.8% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 336,716 | $7.46M | 0.02% | +132,205+64.6% | Added |
| Jacobs Levy Equity Management, Inc | 353,914 | $7.84M | 0.03% | +229,163+183.7% | Added |
| Invesco Ltd. | 375,773 | $8.33M | 0.00% | −5,994−1.6% | Reduced |
| Charles Schwab Investment Management Inc | 420,427 | $9.32M | 0.00% | +26,654+6.8% | Added |
| Royce & Associates LP | 518,115 | $11.5M | 0.11% | +44,100+9.3% | Added |
| Weber Capital Management LLC | 542,308 | $12.0M | 12.00% | −5,000−0.9% | Reduced |
| FMR LLC | 544,709 | $12.1M | 0.00% | +29,614+5.7% | Added |
| Two Sigma Investments, LP | 553,011 | $12.3M | 0.01% | +274,894+98.8% | Added |
| Geode Capital Management, LLC | 628,668 | $13.9M | 0.00% | +17,579+2.9% | Added |
| Wellington Management Group LLP | 694,808 | $15.4M | 0.00% | −331,145−32.3% | Reduced |
| Vanguard Capital Management LLC | 1,051,231 | $23.3M | 0.00% | +1,051,231 | New |
| Vanguard Portfolio Management LLC | 1,168,929 | $25.9M | 0.00% | +1,168,929 | New |
| State Street Corp | 1,401,550 | $31.1M | 0.00% | −72,625−4.9% | Reduced |
| Dimensional Fund Advisors LP | 1,563,871 | $34.7M | 0.01% | −20,157−1.3% | Reduced |
| Manufacturers Life Insurance Company, The | 1,574,462 | $34.9M | 0.03% | −54,172−3.3% | Reduced |
| BlackRock, Inc. | 3,904,776 | $86.5M | 0.00% | −4,115−0.1% | Reduced |
| Boston Partners | 0 | $0 | 0.00% | −689,143−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −189,000−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −108,202−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −47,891−100.0% | Sold out |
| Voya Investment Management LLC | 0 | $0 | 0.00% | −24,386−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −20,511−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −20,300−100.0% | Sold out |
| Intech Investment Management LLC | 0 | $0 | 0.00% | −14,476−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −12,515−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −10,500−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −7,210−100.0% | Sold out |
| Strengthening Families & Communities, LLC | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −694−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −66−100.0% | Sold out |
| Fortitude Family Office, LLC | 0 | $0 | 0.00% | −65−100.0% | Sold out |
| Avion Wealth | 0 | $0 | 0.00% | −51−100.0% | Sold out |
| Bare Financial Services, Inc | 0 | $0 | 0.00% | −23−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |