Alpha and Omega Semiconductor Ownership | Who Owns Alpha and Omega Semiconductor?
Alpha and Omega Semiconductor Ownership Summary
Alpha and Omega Semiconductor is owned by 73.81% institutional investors, 16.51% insiders, and 9.69% retail investors. Blackrock is the largest institutional shareholder, holding 13.11% of AOSL shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 4.84% of its assets in Alpha and Omega Semiconductor shares.
AOSL Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Alpha and Omega Semiconductor | 73.81% | 16.51% | 9.69% |
| Sector | Technology Stocks | 147.06% | 12.43% | -59.49% |
| Idea | Semiconductor Stocks List | 62.65% | 7.35% | 30.01% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock | 3.73M | 13.11% | $139.32M |
| Blackrock funding, inc. /de | 3.85M | 12.85% | $107.51M |
| Vanguard group | 2.45M | 8.20% | $68.61M |
| Dimensional fund advisors lp | 1.69M | 5.64% | $47.19M |
| Manufacturers life insurance company, the | 1.56M | 5.20% | $43.48M |
| State street | 1.21M | 4.05% | $33.89M |
| Wellington management group llp | 864.97K | 2.89% | $24.18M |
| Boston partners | 786.63K | 2.63% | $21.99M |
| Robeco schweiz | 785.26K | 2.62% | $21.96M |
| Geode capital management | 607.48K | 2.03% | $16.99M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Acuitas investments | 240.92K | 4.32% | $6.74M |
| Gagnon advisors | 120.20K | 2.08% | $3.36M |
| Gagnon securities | 215.35K | 1.21% | $6.02M |
| Mork capital management | 45.00K | 0.87% | $1.26M |
| Robeco schweiz | 785.26K | 0.49% | $21.96M |
| Uniplan investment counsel | 160.51K | 0.44% | $4.49M |
| Numerai gp | 89.69K | 0.35% | $2.51M |
| Oberweis asset management inc/ | 271.10K | 0.29% | $7.58M |
| Redwood wealth management group | 19.74K | 0.23% | $551.96K |
| Peregrine capital management | 222.07K | 0.19% | $6.21M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Manufacturers life insurance company, the | 1.56M | 0.04% | 143.60K |
| Sg americas securities | 127.28K | 0.01% | 127.28K |
| Wellington management group llp | 864.97K | 0.00% | 113.08K |
| Renaissance | 132.20K | 0.01% | 81.80K |
| Acuitas investments | 240.92K | 4.32% | 67.10K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Hood river capital management | - | - | -1.99M |
| Point72 asset management | - | - | -471.54K |
| Clearline capital lp | - | - | -372.78K |
| Boston partners | 786.63K | 0.02% | -322.75K |
| Driehaus capital management | - | - | -313.59K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Sg americas securities | 127.28K | 0.01% | 127.28K | $3.56M |
| Empowered funds | 52.98K | 0.01% | 52.98K | $1.48M |
| Gsa capital partners llp | 36.18K | 0.08% | 36.18K | $1.01M |
| Exoduspoint capital management, lp | 27.95K | 0.01% | 27.95K | $781.43K |
| Trexquant investment lp | 17.97K | 0.01% | 17.97K | $502.41K |
Sold Out
| Holder | Change |
|---|---|
| Allspring global investments | -3.00 |
| Wealthtrak capital management | -5.00 |
| Td capital management | -8.00 |
| Corecap advisors | -14.00 |
| Newsquare capital | -16.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 169 | 4.97% | 21,702,848 | -4.08% | 73 | 1.26% | 104 | 57.58% | 33 | -44.07% |
| Mar 31, 2025 | 160 | -14.89% | 22,622,801 | 10.02% | 76 | 1.54% | 65 | -33.67% | 60 | 13.21% |
| Dec 31, 2024 | 185 | 1.65% | 20,553,369 | 5.02% | 70 | 1.55% | 96 | 4.35% | 52 | -1.89% |
| Sep 30, 2024 | 180 | 1.69% | 19,570,876 | 0.43% | 67 | 1.42% | 89 | -13.59% | 54 | 14.89% |
| Jun 30, 2024 | 175 | 19.05% | 19,486,741 | 1.54% | 68 | 1.45% | 102 | 43.66% | 46 | -2.13% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 1.45M | 4.84% | - |
| Hood River Small-Cap Growth Instl | 1.34M | 4.49% | 577.98K |
| RobecoSAM Smart Energy B EUR | 770.00K | 2.59% | - |
| Robeco Smart Energy F-EUR Cap | 770.00K | 2.57% | - |
| Vanguard Total Stock Mkt Idx Inv | 751.35K | 2.50% | -16.66K |
| Vanguard US Total Market Shares ETF | 726.32K | 2.47% | - |
| JHancock Small Cap Core NAV | 635.09K | 2.12% | - |
| iShares Russell 2000 ETF | 599.96K | 2.00% | - |
| Invesco Semiconductors ETF | 593.89K | 2.00% | - |
| Vanguard Information Technology ETF | 596.32K | 1.99% | 5.92K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 12, 2025 | Xue Bing | EVP-WW Sales & Bus Development | Sell | $43.78K |
| Jan 13, 2025 | Xue Bing | EVP-WW Sales & Bus Development | Sell | $43.47K |
| Dec 12, 2024 | Xue Bing | EVP-WW Sales & Bus Development | Sell | $89.22K |
| Dec 04, 2024 | Liang Yifan | CFO and Corp Secretary | Sell | $444.37K |
| Dec 04, 2024 | Liang Yifan | CFO and Corp Secretary | Sell | $640.18K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | - | - |
| 2025 Q3 | - | - |
| 2025 Q2 | - | 1 |
| 2025 Q1 | - | 1 |
| 2024 Q4 | - | 12 |
AOSL Ownership FAQ
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