Alpha & Omega SemiconductorAOSL
13F holders, Q1 2025 (March 31)156holders −21
20new positions
40sold out
3famous investors
$24.86avg. 13F price*
At the end of Q1 2025, 156 institutions reported holding Alpha & Omega Semiconductor (AOSL) in their 13F filings, down 21 from Q4 2024. 20 opened new positions and 40 sold out. The largest holders were BlackRock, Inc. ($93.7M), Vanguard Group Inc. ($58.1M) and Hood River Capital Management LLC ($49.4M). 3 famous investors held it, including Joel Greenblatt (0.0% of Gotham Asset Management's portfolio), Cliff Asness (0.0% of AQR Capital Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Alpha & Omega Semiconductor
- CUSIP
- G6331P104
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 20 | $32.6M |
| Exits | 40 | $55.2M |
All 13F filers, Q4 2024 → Q1 2025: 4,649,857 shares bought and 2,567,367 shares sold, net +2,082,490 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 156 holders
| BlackRock, Inc. | 0.00% | Reduce -4.1% | 3,768,794 | $93.7M |
| Vanguard Group Inc. | 0.00% | Reduce -3.0% | 2,338,606 | $58.1M |
| Hood River Capital Management LLC | 0.84% | Add +74.4% | 1,986,142 | $49.4M |
| Dimensional Fund Advisors LP | 0.01% | Reduce -6.8% | 1,841,667 | $45.8M |
| State Street Corp. | 0.00% | Add +16.1% | 1,354,859 | $33.7M |
| Manufacturers Life Insurance Company, The | 0.03% | Add +5.3% | 1,252,531 | $31.1M |
| Wellington Management Group LLP | 0.00% | Add +43.4% | 908,043 | $22.6M |
| Robeco Schweiz AG | 0.48% | New | 781,752 | $19.4M |
| Invesco Ltd. | 0.00% | Add +409.1% | 759,509 | $18.9M |
| Geode Capital Management, LLC | 0.00% | Add +3.2% | 598,887 | $14.9M |
| Boston Partners | 0.02% | Add +2738.7% | 595,137 | $14.8M |
| FMR LLC | 0.00% | Add +2.1% | 547,975 | $13.6M |
| Clearline Capital LP | 0.94% | New | 372,780 | $9.3M |
| Morgan Stanley | 0.00% | Add +26.4% | 361,172 | $9.0M |
| Royce & Associates LP | 0.09% | Reduce -6.1% | 345,314 | $8.6M |
| First Eagle Investment Management, LLC | 0.02% | Reduce -2.8% | 306,708 | $7.6M |
| Northern Trust Corp. | 0.00% | Reduce -3.6% | 252,039 | $6.3M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +7.5% | 241,749 | $6.0M |
| Bank of America Corp. | 0.00% | Add +299.3% | 233,486 | $5.8M |
| Gagnon Securities LLC | 1.17% | Add +0.3% | 214,761 | $5.3M |
| Oberweis Asset Management Inc./ | 0.22% | No change | 177,700 | $4.4M |
| Uniplan Investment Counsel, Inc. | 0.44% | Reduce -7.6% | 177,263 | $4.4M |
| Peregrine Capital Management LLC | 0.14% | Reduce -5.2% | 175,020 | $4.4M |
| Russell Investments Group, Ltd. | 0.01% | Add +161.4% | 174,593 | $4.3M |
| UBS Group AG | 0.00% | Add +43.8% | 148,446 | $3.7M |
| Acuitas Investments, LLC | 3.10% | Add +26.3% | 146,373 | $3.6M |
| Bank of New York Mellon Corp | 0.00% | Reduce -4.6% | 140,572 | $3.5M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -23.5% | 120,352 | $3.0M |
| Gagnon Advisors, LLC | 2.11% | No change | 120,196 | $3.0M |
| Principal Financial Group Inc. | 0.00% | Add +4.0% | 120,105 | $3.0M |
| Brandywine Global Investment Management, LLC | 0.02% | Reduce -3.8% | 94,783 | $2.4M |
| Sei Investments Co. | 0.00% | Reduce -2.6% | 83,824 | $2.1M |
| Public Sector Pension Investment Board | 0.01% | Add +28.6% | 76,446 | $1.9M |
| Wedge Capital Management L L P | 0.03% | Add +60.2% | 70,951 | $1.8M |
| Susquehanna International Group, LLP | 0.00% | Add +43.0% | 70,825 | $1.8M |
| Two Sigma Investments, LP | 0.00% | Reduce -43.9% | 70,189 | $1.7M |
| Rhumbline Advisers | 0.00% | Reduce -1.8% | 69,419 | $1.7M |
| State of Wisconsin Investment Board | 0.00% | Add +281.0% | 66,872 | $1.7M |
| Nuveen, LLC | 0.00% | — | 63,688 | $1.6M |
| Legal & General Group Plc | 0.00% | Reduce -2.3% | 62,942 | $1.6M |
| Voya Investment Management LLC | 0.00% | Add +760.5% | 62,448 | $1.6M |
| Ardsley Advisory Partners LP | 0.31% | New | 53,700 | $1.3M |
| American Century Companies Inc. | 0.00% | Reduce -51.5% | 52,602 | $1.3M |
| Ameriprise Financial Inc. | 0.00% | Reduce -2.2% | 51,659 | $1.3M |
| Victory Capital Management Inc. | 0.00% | Add +175.5% | 50,246 | $1.2M |
| Swiss National Bank | 0.00% | Reduce -1.4% | 47,800 | $1.2M |
| Voloridge Investment Management, LLC | 0.00% | New | 47,359 | $1.2M |
| Deutsche Bank AG | 0.00% | Add +125.5% | 47,342 | $1.2M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | Reduce -5.4% | 46,180 | $1.1M |
| WINTON GROUP Ltd | 0.06% | Add +110.3% | 40,965 | $1.0M |
| Citigroup Inc. | 0.00% | Reduce -1.2% | 37,651 | $936K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -46.1% | 36,381 | $904K |
| Alliancebernstein L.P. | 0.00% | No change | 32,157 | $799K |
| Barclays PLC | 0.00% | Reduce -55.7% | 31,086 | $773K |
| Verition Fund Management LLC | 0.00% | Add +231.1% | 30,249 | $752K |
| Mork Capital Management, LLC | 0.58% | No change | 30,000 | $746K |
| Boothbay Fund Management, LLC | 0.02% | Reduce -76.0% | 25,121 | $625K |
| T. Rowe Price Associates Inc. | 0.00% | Add +4.6% | 24,187 | $602K |
| California State Teachers Retirement System | 0.00% | No change | 22,974 | $571K |
| Raymond James Financial Inc. | 0.00% | Reduce -11.3% | 22,095 | $549K |
| Squarepoint Ops LLC | 0.00% | Reduce -42.1% | 21,739 | $540K |
| AQR Capital Management | 0.00% | New | 18,956 | $471K |
| Polymer Capital Management (HK) LTD | 0.08% | Reduce -63.4% | 18,065 | $449K |
| Stratos Wealth Partners, LTD. | 0.01% | Reduce -0.6% | 17,875 | $444K |
| Jane Street Group, LLC | 0.00% | Reduce -71.9% | 17,847 | $444K |
| Thrivent Financial for Lutherans | 0.00% | Reduce -3.7% | 17,717 | $440K |
| Wells Fargo & Company | 0.00% | Reduce -37.7% | 17,401 | $433K |
| First Trust Advisors LP | 0.00% | Add +1.2% | 16,761 | $417K |
| Citadel Advisors | 0.00% | Reduce -83.9% | 16,523 | $411K |
| Geneos Wealth Management Inc. | 0.01% | Add +12.3% | 16,362 | $407K |
| Redwood Wealth Management Group, LLC | 0.20% | Add +9.1% | 16,079 | $400K |
| Two Sigma Advisers, LP | 0.00% | Reduce -61.2% | 15,700 | $390K |
| Pacific Point Advisors, LLC | 0.21% | Add +87.5% | 15,000 | $373K |
| MetLife Investment Management, LLC | 0.00% | Reduce -2.0% | 14,317 | $356K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +4.6% | 14,167 | $352K |
| JPMorgan Chase & Co. | 0.00% | Reduce -55.9% | 14,137 | $351K |
| Janus Henderson Group PLC | 0.00% | No change | 13,485 | $351K |
| Illinois Municipal Retirement Fund | 0.01% | Add +28.7% | 13,822 | $344K |
| State of Alaska, Department of Revenue | 0.00% | Reduce -0.8% | 13,365 | $332K |
| Franklin Resources Inc. | 0.00% | Reduce -0.2% | 13,270 | $330K |
| Corebridge Financial, Inc. | 0.00% | Reduce -1.8% | 12,440 | $309K |
| Intech Investment Management LLC | 0.00% | Add +40.1% | 12,313 | $306K |
| Bridgeway Capital Management, LLC | 0.01% | Reduce -75.4% | 12,175 | $303K |
| Royal Bank of Canada | 0.00% | Add +7.4% | 11,939 | $297K |
| Louisiana State Employees Retirement System | 0.01% | Reduce -0.9% | 11,400 | $283K |
| LPL Financial LLC | 0.00% | Add +11.1% | 10,566 | $263K |
| Two Sigma Securities, LLC | 0.04% | New | 10,256 | $255K |
| Prelude Capital Management, LLC | 0.03% | Reduce -64.4% | 10,237 | $254K |
| Yousif Capital Management, LLC | 0.00% | Reduce -1.5% | 8,911 | $222K |
| Gotham Asset Management | 0.00% | New | 8,720 | $217K |
| Overbrook Management Corp | 0.05% | No change | 8,304 | $206K |
| New York State Teachers Retirement System | 0.00% | No change | 8,070 | $201K |
| New York State Common Retirement Fund | 0.00% | No change | 7,796 | $194K |
| Quantbot Technologies LP | 0.01% | New | 7,539 | $187K |
| BNP Paribas Financial Markets | 0.00% | Reduce -27.4% | 7,339 | $182K |
| Teachers Retirement System of the State of Kentucky | 0.00% | No change | 7,226 | $180K |
| Amalgamated Bank | 0.00% | Reduce -4.2% | 6,682 | $166K |
| Aquatic Capital Management LLC | 0.00% | New | 6,522 | $162K |
| Oregon Public Employees Retirement Fund | 0.00% | No change | 5,560 | $138K |
| State of Tennessee, Department of Treasury | 0.00% | Reduce -35.8% | 5,477 | $136K |
"% of holder's portfolio" is AOSL's weight in each manager's 13F, not the share of Alpha & Omega Semiconductor the manager owns.