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 funding, inc. /de is the largest institutional shareholder, holding 13.12% of AOSL shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 4.87% 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 | 144.02% | 12.52% | -56.54% |
| Idea | Semiconductor Stocks List | 62.65% | 7.35% | 30.01% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 3.86M | 13.12% | $99.00M |
| Blackrock | 3.73M | 13.11% | $139.32M |
| Vanguard group | 2.41M | 8.31% | $89.30M |
| Dimensional fund advisors lp | 1.98M | 6.81% | $73.15M |
| Manufacturers life insurance company, the | 1.19M | 4.10% | $44.04M |
| State street | 1.17M | 4.00% | $43.22M |
| Robeco schweiz | 782.50K | 2.66% | $20.08M |
| Wellington management group llp | 633.35K | 2.18% | $23.45M |
| Geode capital management | 580.56K | 2.00% | $21.50M |
| Fmr | 536.93K | 1.85% | $19.88M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Acuitas investments | 115.90K | 3.52% | $4.29M |
| Gagnon advisors | 120.20K | 2.07% | $3.08M |
| Gagnon securities | 215.98K | 1.13% | $5.54M |
| Mork capital management | 45.00K | 0.84% | $1.15M |
| Uniplan investment counsel | 187.13K | 0.49% | $4.80M |
| Robeco schweiz | 782.50K | 0.46% | $20.08M |
| Oberweis asset management inc/ | 244.30K | 0.27% | $6.27M |
| Numerai gp | 65.20K | 0.24% | $1.67M |
| Redwood wealth management group | 17.35K | 0.20% | $445.23K |
| Peregrine capital management | 222.74K | 0.17% | $5.72M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock funding, inc. /de | 3.86M | 0.00% | 89.16K |
| Susquehanna portfolio strategies | 88.75K | 0.05% | 88.75K |
| Royce & associates lp | 430.93K | 0.11% | 85.62K |
| Renaissance | 132.20K | 0.01% | 81.80K |
| Ubs group | 103.21K | 0.00% | 80.59K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Hood river capital management | - | - | -1.99M |
| Invesco | 149.17K | 0.00% | -610.19K |
| Point72 asset management | - | - | -471.54K |
| Clearline capital lp | - | - | -372.78K |
| Driehaus capital management | - | - | -313.59K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Susquehanna portfolio strategies | 88.75K | 0.05% | 88.75K | $2.28M |
| Numerai gp | 65.20K | 0.24% | 65.20K | $1.67M |
| Tudor investment corp et al | 44.48K | 0.00% | 44.48K | $1.14M |
| Pdt partners | 21.30K | 0.03% | 21.30K | $546.56K |
| Los angeles capital management | 17.01K | 0.00% | 17.01K | $436.55K |
Sold Out
| Holder | Change |
|---|---|
| Allspring global investments | -3.00 |
| Td capital management | -8.00 |
| Corecap advisors | -14.00 |
| Stephens consulting | -15.00 |
| Quadrant capital group | -18.00 |
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 | 1.46M | 4.87% | 262.00 |
| 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% | - |
| Invesco Semiconductors ETF | 593.89K | 2.00% | - |
| Vanguard Information Technology ETF | 596.32K | 1.99% | 5.92K |
| iShares Russell 2000 ETF | 587.14K | 1.96% | -11.13K |
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 Q3 | - | - |
| 2025 Q2 | - | 1 |
| 2025 Q1 | - | 1 |
| 2024 Q4 | - | 12 |
| 2024 Q3 | - | 7 |
AOSL Ownership FAQ
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