Alpha & Omega SemiconductorAOSL
13F holders, Q1 2026 (March 31)180holders +12
26new positions
16sold out
6famous investors
$22.14avg. 13F price*
At the end of Q1 2026, 180 institutions reported holding Alpha & Omega Semiconductor (AOSL) in their 13F filings, up 12 from Q4 2025. 26 opened new positions and 16 sold out. The largest holders were BlackRock, Inc. ($86.5M), Manufacturers Life Insurance Company, The ($34.9M) and Dimensional Fund Advisors LP ($34.7M). 6 famous investors held it, including Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Steve Cohen (0.0% of Point72 Asset Management's portfolio).
- Company
- Alpha & Omega Semiconductor
- CUSIP
- G6331P104
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 26 | $13.8M |
| Exits | 16 | $19.0M |
All 13F filers, Q4 2025 → Q1 2026: 2,334,306 shares bought and 2,424,868 shares sold, net −90,562 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 180 holders
| BlackRock, Inc. | 0.00% | Reduce -0.1% | 3,904,776 | $86.5M |
| Manufacturers Life Insurance Company, The | 0.03% | Reduce -3.3% | 1,574,462 | $34.9M |
| Dimensional Fund Advisors LP | 0.01% | Reduce -1.3% | 1,563,871 | $34.7M |
| State Street Corp. | 0.00% | Reduce -4.9% | 1,401,550 | $31.1M |
| Vanguard Portfolio Management LLC | 0.00% | — | 1,168,929 | $25.9M |
| Vanguard Capital Management LLC | 0.00% | — | 1,051,231 | $23.3M |
| Wellington Management Group LLP | 0.00% | Reduce -32.3% | 694,808 | $15.4M |
| Geode Capital Management, LLC | 0.00% | Add +2.9% | 628,668 | $13.9M |
| Two Sigma Investments, LP | 0.01% | Add +98.8% | 553,011 | $12.3M |
| FMR LLC | 0.00% | Add +5.8% | 544,709 | $12.1M |
| Weber Capital Management LLC | 12.00% | Reduce -0.9% | 542,308 | $12.0M |
| Royce & Associates LP | 0.11% | Add +9.3% | 518,115 | $11.5M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +6.8% | 420,427 | $9.3M |
| Invesco Ltd. | 0.00% | Reduce -1.6% | 375,773 | $8.3M |
| Jacobs Levy Equity Management, Inc. | 0.03% | Add +183.7% | 353,914 | $7.8M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.02% | Add +64.6% | 336,716 | $7.5M |
| JPMorgan Chase & Co. | 0.00% | Add +44.8% | 344,032 | $7.2M |
| D. E. Shaw & Co. | 0.01% | Add +74.1% | 279,588 | $6.2M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -40.1% | 267,682 | $5.9M |
| Northern Trust Corp. | 0.00% | Add +4.6% | 246,790 | $5.5M |
| Acadian Asset Management LLC | 0.01% | Add +57.8% | 210,640 | $4.7M |
| Millennium Management | 0.00% | Add +229.7% | 197,782 | $4.4M |
| Morgan Stanley | 0.00% | Reduce -13.7% | 196,895 | $4.4M |
| UBS Group AG | 0.00% | Reduce -13.1% | 188,740 | $4.2M |
| Trexquant Investment LP | 0.03% | Add +14.8% | 174,100 | $3.9M |
| Gagnon Securities LLC | 0.86% | Reduce -22.1% | 167,874 | $3.7M |
| Vanguard Fiduciary Trust Co. | 0.00% | — | 162,943 | $3.6M |
| Peregrine Capital Management LLC | 0.13% | Reduce -8.8% | 161,821 | $3.6M |
| Uniplan Investment Counsel, Inc. | 0.35% | Reduce -6.1% | 150,154 | $3.3M |
| AQR Capital Management | 0.00% | Add +72.7% | 141,657 | $3.1M |
| Bridgeway Capital Management, LLC | 0.06% | Add +8.3% | 140,331 | $3.1M |
| Bank of New York Mellon Corp | 0.00% | Reduce -4.0% | 139,534 | $3.1M |
| Point72 Asset Management | 0.01% | New | 129,287 | $2.9M |
| Bank of America Corp. | 0.00% | Reduce -42.3% | 127,692 | $2.8M |
| Algert Global LLC | 0.04% | Add +88.1% | 120,340 | $2.7M |
| Empowered Funds, LLC | 0.02% | Add +9.8% | 120,331 | $2.7M |
| Gagnon Advisors, LLC | 1.96% | No change | 120,196 | $2.7M |
| Principal Financial Group Inc. | 0.00% | Add +1.0% | 120,075 | $2.7M |
| Wedge Capital Management L L P | 0.05% | New | 112,554 | $2.5M |
| BNP Paribas Financial Markets | 0.00% | Add +1599.8% | 105,266 | $2.3M |
| Numerai GP LLC | 0.22% | Reduce -18.5% | 97,974 | $2.2M |
| Public Sector Pension Investment Board | 0.01% | Add +2.3% | 88,387 | $2.0M |
| Sei Investments Co. | 0.00% | Add +0.3% | 83,834 | $1.9M |
| State of Wisconsin Investment Board | 0.00% | Add +97.4% | 78,503 | $1.7M |
| SG Americas Securities, LLC | 0.00% | Reduce -7.8% | 72,458 | $1.6M |
| Rhumbline Advisers | 0.00% | Add +1.4% | 72,045 | $1.6M |
| Tudor Investment Corporation | 0.01% | Add +351.6% | 69,550 | $1.5M |
| Susquehanna Portfolio Strategies, LLC | 0.02% | No change | 66,647 | $1.5M |
| Engineers Gate Manager LP | 0.02% | Add +38.1% | 63,034 | $1.4M |
| WINTON GROUP Ltd | 0.05% | Reduce -55.6% | 60,932 | $1.4M |
| Panagora Asset Management Inc. | 0.00% | New | 58,785 | $1.3M |
| American Century Companies Inc. | 0.00% | Reduce -1.0% | 58,325 | $1.3M |
| Legal & General Group Plc | 0.00% | Reduce -13.3% | 56,806 | $1.3M |
| Franklin Resources Inc. | 0.00% | Add +177.8% | 56,334 | $1.2M |
| Gsa Capital Partners LLP | 0.08% | Add +212.7% | 55,270 | $1.2M |
| Ameriprise Financial Inc. | 0.00% | Add +17.8% | 53,932 | $1.2M |
| Swiss National Bank | 0.00% | No change | 50,400 | $1.1M |
| Deutsche Bank AG | 0.00% | Add +5.3% | 49,542 | $1.1M |
| Nuveen, LLC | 0.00% | Add +0.6% | 48,417 | $1.1M |
| Mork Capital Management, LLC | 0.71% | No change | 45,000 | $997K |
| Susquehanna International Group, LLP | 0.00% | Reduce -30.8% | 41,735 | $925K |
| Jump Financial, LLC | 0.02% | New | 41,500 | $920K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +3.9% | 40,033 | $887K |
| First Eagle Investment Management, LLC | 0.00% | New | 40,000 | $886K |
| Counterpoint Mutual Funds LLC | 0.13% | New | 39,579 | $877K |
| Quantinno Capital Management LP | 0.00% | Add +15.2% | 37,248 | $825K |
| Citadel Advisors | 0.00% | Reduce -66.5% | 36,434 | $807K |
| Y-Intercept (Hong Kong) Ltd | 0.01% | New | 35,370 | $784K |
| Russell Investments Group, Ltd. | 0.00% | Reduce -83.4% | 34,080 | $755K |
| T. Rowe Price Associates Inc. | 0.00% | Add +17.8% | 32,823 | $728K |
| Arosa Capital Management LP | 0.44% | No change | 30,000 | $665K |
| Massachusetts Financial Services Co. | 0.00% | Reduce -2.6% | 27,700 | $614K |
| PDT Partners, LLC | 0.03% | Add +19.2% | 25,375 | $562K |
| Raymond James Financial Inc. | 0.00% | Add +7.4% | 23,815 | $528K |
| California State Teachers Retirement System | 0.00% | Reduce -7.7% | 23,784 | $527K |
| XTX Topco Ltd | 0.01% | Reduce -38.5% | 22,934 | $508K |
| Vanguard Global Advisers, LLC | 0.00% | — | 21,023 | $466K |
| Marshall Wace, LLP | 0.00% | New | 20,400 | $452K |
| DRW Securities, LLC | 0.02% | New | 20,176 | $447K |
| Natixis | 0.00% | No change | 20,000 | $443K |
| HighTower Advisors, LLC | 0.00% | New | 19,506 | $432K |
| Brevan Howard Capital Management LP | 0.00% | New | 19,171 | $425K |
| Neuberger Berman Group LLC | 0.00% | New | 18,984 | $421K |
| Alliancebernstein L.P. | 0.00% | Reduce -12.0% | 20,500 | $406K |
| Journey Strategic Wealth LLC | 0.01% | New | 17,790 | $394K |
| Quantbot Technologies LP | 0.02% | Reduce -52.1% | 17,212 | $381K |
| Thrivent Financial for Lutherans | 0.00% | Reduce -3.8% | 16,488 | $365K |
| Creative Planning | 0.00% | New | 15,924 | $353K |
| First Citizens Bank & Trust Co. | 0.01% | New | 15,830 | $351K |
| Verition Fund Management LLC | 0.00% | Reduce -79.2% | 15,789 | $350K |
| VANGUARD ASSET MANAGEMENT, Ltd | 0.00% | — | 15,523 | $344K |
| Envestnet Portfolio Solutions, Inc. | 0.00% | New | 15,205 | $337K |
| MetLife Investment Management, LLC | 0.00% | No change | 14,317 | $317K |
| Janus Henderson Group PLC | 0.00% | No change | 13,485 | $299K |
| State of Alaska, Department of Revenue | 0.00% | Reduce -3.8% | 13,440 | $297K |
| Illinois Municipal Retirement Fund | 0.00% | Add +1.0% | 12,383 | $274K |
| Caprock Group, LLC | 0.01% | Add +18.9% | 12,335 | $273K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +2.3% | 11,924 | $264K |
| Redwood Wealth Management Group, LLC | 0.11% | Reduce -19.5% | 11,337 | $251K |
| Summit Global Investments | 0.01% | No change | 11,238 | $249K |
"% of holder's portfolio" is AOSL's weight in each manager's 13F, not the share of Alpha & Omega Semiconductor the manager owns.