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 |
|---|---|---|---|---|---|
| Louisiana State Employees Retirement System | 11,000 | $243.8K | 0.00% | −400−3.5% | Reduced |
| Canada Pension Plan Investment Board | 10,200 | $226.0K | 0.00% | +7,100+229.0% | Added |
| Wells Fargo & Company | 10,072 | $223.2K | 0.00% | −19,499−65.9% | Reduced |
| Public Employees Retirement System of Ohio | 9,628 | $213.4K | 0.00% | +8,969+1,361.0% | Added |
| Prelude Capital Management, LLC | 9,030 | $200.1K | 0.02% | −7,450−45.2% | Reduced |
| Barclays PLC | 8,594 | $190.4K | 0.00% | −33,982−79.8% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 8,445 | $187.1K | 0.00% | +519+6.5% | Added |
| Royal Bank of Canada | 7,937 | $175.0K | 0.00% | −1,001−11.2% | Reduced |
| New York State Common Retirement Fund | 7,796 | $172.8K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 7,486 | $165.1K | 0.00% | +7,280+3,534.0% | Added |
| Police & Firemen's Retirement System of New Jersey | 6,827 | $151.3K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 6,769 | $150.0K | 0.00% | −1,948−22.3% | Reduced |
| Vanguard Investments Australia, Ltd. | 6,351 | $140.7K | 0.00% | +6,351 | New |
| Teachers Retirement System of the State of Kentucky | 6,048 | $134.0K | 0.00% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 5,645 | $125.1K | 0.00% | −111−1.9% | Reduced |
| KLP Kapitalforvaltning AS | 5,500 | $121.9K | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 5,076 | $112.5K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 5,020 | $111.2K | 0.00% | −4,036−44.6% | Reduced |
| New York State Teachers Retirement System | 4,694 | $104.0K | 0.00% | −834−15.1% | Reduced |
| Eastern Bank | 4,676 | $103.6K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 3,467 | $76.8K | 0.00% | +966+38.6% | Added |
| Tower Research Capital LLC (TRC) | 2,315 | $51.3K | 0.00% | +1,570+210.7% | Added |
| Ameritas Investment Partners, Inc. | 2,305 | $51.1K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 2,205 | $48.9K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 1,726 | $38.2K | 0.00% | +638+58.6% | Added |
| Federated Hermes, Inc. | 1,636 | $36.3K | 0.00% | +661+67.8% | Added |
| Versant Capital Management, Inc | 1,415 | $31.4K | 0.00% | +453+47.1% | Added |
| The PNC Financial Services Group, Inc. | 1,376 | $30.5K | 0.00% | −131−8.7% | Reduced |
| Nisa Investment Advisors, LLC | 1,078 | $23.9K | 0.00% | +172+19.0% | Added |
| Aster Capital Management (DIFC) Ltd | 815 | $20.3K | 0.01% | +815 | New |
| Sterling Capital Management LLC | 857 | $19.0K | 0.00% | −580−40.4% | Reduced |
| US Bancorp | 788 | $17.5K | 0.00% | −4−0.5% | Reduced |
| Optiver Holding B.V. | 546 | $12.1K | 0.00% | +476+680.0% | Added |
| Hantz Financial Services, Inc. | 523 | $12.0K | 0.00% | −349−40.0% | Reduced |
| Bryn Mawr Trust Co | 500 | $11.1K | 0.00% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 495 | $11.0K | 0.00% | +81+19.6% | Added |
| Advisor Group Holdings, Inc. | 432 | $9.57K | 0.00% | −111−20.4% | Reduced |
| Allworth Financial LP | 413 | $9.15K | 0.00% | +181+78.0% | Added |
| Smartleaf Asset Management LLC | 301 | $6.27K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 225 | $4.99K | 0.00% | +2+0.9% | Added |
| Advisory Services Network, LLC | 205 | $4.54K | 0.00% | +205 | New |
| City State Bank | 200 | $4.43K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 190 | $4.21K | 0.00% | +8+4.4% | Added |
| Barrow Hanley Mewhinney & Strauss LLC | 175 | $3.88K | 0.00% | +147+525.0% | Added |
| SRS Capital Advisors, Inc. | 152 | $3.37K | 0.00% | −14−8.4% | Reduced |
| Los Angeles Capital Management LLC | 148 | $3.28K | 0.00% | −11,778−98.8% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 140 | $3.10K | 0.00% | +33+30.8% | Added |
| Bessemer Group Inc | 150 | $3.00K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 124 | $2.75K | 0.00% | +124 | New |
| Larson Financial Group LLC | 118 | $2.62K | 0.00% | +110+1,375.0% | Added |
| Salomon & Ludwin, LLC | 106 | $2.41K | 0.00% | +106 | New |
| Umb Bank N A | 108 | $2.39K | 0.00% | −23−17.6% | Reduced |
| Parkside Financial Bank & Trust | 101 | $2.24K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 95 | $2.10K | 0.00% | −1−1.0% | Reduced |
| Parallel Advisors, LLC | 81 | $1.79K | 0.00% | +79+3,950.0% | Added |
| Rothschild Investment LLC | 72 | $1.60K | 0.00% | +63+700.0% | Added |
| Ronald Blue Trust, Inc. | 57 | $1.26K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 54 | $1.20K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 51 | $1.13K | 0.00% | −73−58.9% | Reduced |
| Root Financial Partners, LLC | 48 | $1.06K | 0.00% | +48 | New |
| Farther Finance Advisors, LLC | 43 | $982 | 0.00% | +39+975.0% | Added |
| Advisors Asset Management, Inc. | 39 | $864 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 38 | $842 | 0.00% | +25+192.3% | Added |
| Picton Mahoney Asset Management | 32 | $709 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 28 | $621 | 0.00% | 00.0% | Unchanged |
| Basecamp Wealth Advisors LLC | 26 | $576 | 0.00% | +7+36.8% | Added |
| Rachor Investment Advisory Services, LLC | 25 | $554 | 0.00% | −22−46.8% | Reduced |
| Keating Financial Advisory Services, Inc. | 19 | $421 | 0.00% | +19 | New |
| Kilter Group LLC | 18 | $399 | 0.00% | 00.0% | Unchanged |
| Farmers & Merchants Investments Inc | 16 | $355 | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 16 | $355 | 0.00% | +16 | New |
| Massmutual Trust Co FSB | 14 | $310 | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 10 | $222 | 0.00% | 00.0% | Unchanged |
| YANKCOM Partnership | 10 | $222 | 0.00% | 00.0% | Unchanged |
| HHM Wealth Advisors, LLC | 6 | $133 | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 4 | $89 | 0.00% | +4 | New |
| SJS Investment Consulting Inc. | 1 | $23 | 0.00% | +1 | New |
| Gilpin Wealth Management, LLC | 1 | $23 | 0.00% | +1 | New |
| Huntington National Bank | 1 | $22 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 2 | $0 | 0.00% | 00.0% | Unchanged |
| 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 |