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 |
|---|---|---|---|---|---|
| Covestor Ltd | 2 | $0 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 1 | $22 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 1 | $23 | 0.00% | +1 | New |
| Gilpin Wealth Management, LLC | 1 | $23 | 0.00% | +1 | New |
| Essential Partners LLC | 4 | $89 | 0.00% | +4 | New |
| HHM Wealth Advisors, LLC | 6 | $133 | 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 |
| Massmutual Trust Co FSB | 14 | $310 | 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 |
| Kilter Group LLC | 18 | $399 | 0.00% | 00.0% | Unchanged |
| Keating Financial Advisory Services, Inc. | 19 | $421 | 0.00% | +19 | New |
| Rachor Investment Advisory Services, LLC | 25 | $554 | 0.00% | −22−46.8% | Reduced |
| Basecamp Wealth Advisors LLC | 26 | $576 | 0.00% | +7+36.8% | Added |
| True Wealth Design, LLC | 28 | $621 | 0.00% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 32 | $709 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 38 | $842 | 0.00% | +25+192.3% | Added |
| Advisors Asset Management, Inc. | 39 | $864 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 43 | $982 | 0.00% | +39+975.0% | Added |
| Root Financial Partners, LLC | 48 | $1.06K | 0.00% | +48 | New |
| UMA Financial Services, Inc. | 51 | $1.13K | 0.00% | −73−58.9% | Reduced |
| Quadrant Capital Group LLC | 54 | $1.20K | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 57 | $1.26K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 72 | $1.60K | 0.00% | +63+700.0% | Added |
| Parallel Advisors, LLC | 81 | $1.79K | 0.00% | +79+3,950.0% | Added |
| Signaturefd, LLC | 95 | $2.10K | 0.00% | −1−1.0% | Reduced |
| Parkside Financial Bank & Trust | 101 | $2.24K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 108 | $2.39K | 0.00% | −23−17.6% | Reduced |
| Salomon & Ludwin, LLC | 106 | $2.41K | 0.00% | +106 | New |
| Larson Financial Group LLC | 118 | $2.62K | 0.00% | +110+1,375.0% | Added |
| MAI Capital Management | 124 | $2.75K | 0.00% | +124 | New |
| Bessemer Group Inc | 150 | $3.00K | 0.00% | 00.0% | Unchanged |
| Pinnacle Wealth Planning Services, Inc. | 140 | $3.10K | 0.00% | +33+30.8% | Added |
| Los Angeles Capital Management LLC | 148 | $3.28K | 0.00% | −11,778−98.8% | Reduced |
| SRS Capital Advisors, Inc. | 152 | $3.37K | 0.00% | −14−8.4% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 175 | $3.88K | 0.00% | +147+525.0% | Added |
| Fifth Third Bancorp | 190 | $4.21K | 0.00% | +8+4.4% | Added |
| City State Bank | 200 | $4.43K | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 205 | $4.54K | 0.00% | +205 | New |
| SBI Securities Co., Ltd. | 225 | $4.99K | 0.00% | +2+0.9% | Added |
| Smartleaf Asset Management LLC | 301 | $6.27K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 413 | $9.15K | 0.00% | +181+78.0% | Added |
| Advisor Group Holdings, Inc. | 432 | $9.57K | 0.00% | −111−20.4% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 495 | $11.0K | 0.00% | +81+19.6% | Added |
| Bryn Mawr Trust Co | 500 | $11.1K | 0.00% | 00.0% | Unchanged |
| Hantz Financial Services, Inc. | 523 | $12.0K | 0.00% | −349−40.0% | Reduced |
| Optiver Holding B.V. | 546 | $12.1K | 0.00% | +476+680.0% | Added |
| US Bancorp | 788 | $17.5K | 0.00% | −4−0.5% | Reduced |
| Sterling Capital Management LLC | 857 | $19.0K | 0.00% | −580−40.4% | Reduced |
| Aster Capital Management (DIFC) Ltd | 815 | $20.3K | 0.01% | +815 | New |
| Nisa Investment Advisors, LLC | 1,078 | $23.9K | 0.00% | +172+19.0% | Added |
| The PNC Financial Services Group, Inc. | 1,376 | $30.5K | 0.00% | −131−8.7% | Reduced |
| Versant Capital Management, Inc | 1,415 | $31.4K | 0.00% | +453+47.1% | Added |
| Federated Hermes, Inc. | 1,636 | $36.3K | 0.00% | +661+67.8% | Added |
| CWM, LLC | 1,726 | $38.2K | 0.00% | +638+58.6% | Added |
| Northwestern Mutual Wealth Management Co | 2,205 | $48.9K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 2,305 | $51.1K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 2,315 | $51.3K | 0.00% | +1,570+210.7% | Added |
| GAMMA Investing LLC | 3,467 | $76.8K | 0.00% | +966+38.6% | Added |
| Eastern Bank | 4,676 | $103.6K | 0.00% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 4,694 | $104.0K | 0.00% | −834−15.1% | Reduced |
| Simplex Trading, LLC | 5,020 | $111.2K | 0.00% | −4,036−44.6% | Reduced |
| State of Tennessee, Treasury Department | 5,076 | $112.5K | 0.00% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 5,500 | $121.9K | 0.00% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 5,645 | $125.1K | 0.00% | −111−1.9% | Reduced |
| Teachers Retirement System of the State of Kentucky | 6,048 | $134.0K | 0.00% | 00.0% | Unchanged |
| Vanguard Investments Australia, Ltd. | 6,351 | $140.7K | 0.00% | +6,351 | New |
| Citigroup Inc | 6,769 | $150.0K | 0.00% | −1,948−22.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 6,827 | $151.3K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 7,486 | $165.1K | 0.00% | +7,280+3,534.0% | Added |
| New York State Common Retirement Fund | 7,796 | $172.8K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 7,937 | $175.0K | 0.00% | −1,001−11.2% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 8,445 | $187.1K | 0.00% | +519+6.5% | Added |
| Barclays PLC | 8,594 | $190.4K | 0.00% | −33,982−79.8% | Reduced |
| Prelude Capital Management, LLC | 9,030 | $200.1K | 0.02% | −7,450−45.2% | Reduced |
| Public Employees Retirement System of Ohio | 9,628 | $213.4K | 0.00% | +8,969+1,361.0% | Added |
| Wells Fargo & Company | 10,072 | $223.2K | 0.00% | −19,499−65.9% | Reduced |
| Canada Pension Plan Investment Board | 10,200 | $226.0K | 0.00% | +7,100+229.0% | Added |
| Louisiana State Employees Retirement System | 11,000 | $243.8K | 0.00% | −400−3.5% | Reduced |
| Summit Global Investments | 11,238 | $249.0K | 0.01% | 00.0% | Unchanged |
| Redwood Wealth Management Group, LLC | 11,337 | $251.2K | 0.11% | −2,739−19.5% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 11,924 | $264.2K | 0.00% | +272+2.3% | Added |
| CAPROCK Group, Inc. | 12,335 | $273.3K | 0.01% | +1,962+18.9% | Added |
| Illinois Municipal Retirement Fund | 12,383 | $274.4K | 0.00% | +123+1.0% | Added |
| State of Alaska, Department of Revenue | 13,440 | $297.0K | 0.00% | −533−3.8% | Reduced |
| Janus Henderson Group PLC | 13,485 | $298.9K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 14,317 | $317.3K | 0.00% | 00.0% | Unchanged |
| Envestnet Portfolio Solutions, Inc. | 15,205 | $336.9K | 0.00% | +15,205 | New |
| Vanguard Asset Management, Ltd | 15,523 | $344.0K | 0.00% | +15,523 | New |
| Verition Fund Management LLC | 15,789 | $349.9K | 0.00% | −60,048−79.2% | Reduced |
| First Citizens Bank & Trust Co | 15,830 | $350.8K | 0.01% | +15,830 | New |
| Creative Planning | 15,924 | $352.9K | 0.00% | +15,924 | New |
| Thrivent Financial for Lutherans | 16,488 | $365.0K | 0.00% | −656−3.8% | Reduced |
| Quantbot Technologies LP | 17,212 | $381.4K | 0.02% | −18,732−52.1% | Reduced |
| Journey Strategic Wealth LLC | 17,790 | $394.2K | 0.01% | +17,790 | New |
| Alliancebernstein L.P. | 20,500 | $406.1K | 0.00% | −2,800−12.0% | Reduced |
| Neuberger Berman Group LLC | 18,984 | $420.7K | 0.00% | +18,984 | New |
| Brevan Howard Capital Management LP | 19,171 | $424.8K | 0.00% | +19,171 | New |
| HighTower Advisors, LLC | 19,506 | $432.3K | 0.00% | +19,506 | New |