Alpha and Omega Semiconductor Ownership | Who Owns Alpha and Omega Semiconductor?


OverviewForecastRevenueFinancialsChartTranscripts

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


TypeName% Inst% Insiders% Retail
StockAlpha and Omega Semiconductor73.81%16.51%9.69%
SectorTechnology Stocks 147.06%12.43%-59.49%
IdeaSemiconductor Stocks List 62.65%7.35%30.01%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock3.73M13.11%$139.32M
Blackrock funding, inc. /de3.85M12.85%$107.51M
Vanguard group2.45M8.20%$68.61M
Dimensional fund advisors lp1.69M5.64%$47.19M
Manufacturers life insurance company, the1.56M5.20%$43.48M
State street1.21M4.05%$33.89M
Wellington management group llp864.97K2.89%$24.18M
Boston partners786.63K2.63%$21.99M
Robeco schweiz785.26K2.62%$21.96M
Geode capital management607.48K2.03%$16.99M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Acuitas investments240.92K4.32%$6.74M
Gagnon advisors120.20K2.08%$3.36M
Gagnon securities215.35K1.21%$6.02M
Mork capital management45.00K0.87%$1.26M
Robeco schweiz785.26K0.49%$21.96M
Uniplan investment counsel160.51K0.44%$4.49M
Numerai gp89.69K0.35%$2.51M
Oberweis asset management inc/271.10K0.29%$7.58M
Redwood wealth management group19.74K0.23%$551.96K
Peregrine capital management222.07K0.19%$6.21M

Top Buyers

HolderShares% AssetsChange
Manufacturers life insurance company, the1.56M0.04%143.60K
Sg americas securities127.28K0.01%127.28K
Wellington management group llp864.97K0.00%113.08K
Renaissance132.20K0.01%81.80K
Acuitas investments240.92K4.32%67.10K

Top Sellers

HolderShares% AssetsChange
Hood river capital management---1.99M
Point72 asset management---471.54K
Clearline capital lp---372.78K
Boston partners786.63K0.02%-322.75K
Driehaus capital management---313.59K

New Positions

HolderShares% AssetsChangeValue
Sg americas securities127.28K0.01%127.28K$3.56M
Empowered funds52.98K0.01%52.98K$1.48M
Gsa capital partners llp36.18K0.08%36.18K$1.01M
Exoduspoint capital management, lp27.95K0.01%27.95K$781.43K
Trexquant investment lp17.97K0.01%17.97K$502.41K

Sold Out

HolderChange
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


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 20251694.97%21,702,848-4.08%731.26%10457.58%33-44.07%
Mar 31, 2025160-14.89%22,622,80110.02%761.54%65-33.67%6013.21%
Dec 31, 20241851.65%20,553,3695.02%701.55%964.35%52-1.89%
Sep 30, 20241801.69%19,570,8760.43%671.42%89-13.59%5414.89%
Jun 30, 202417519.05%19,486,7411.54%681.45%10243.66%46-2.13%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
iShares Core S&P Small-Cap ETF1.45M4.84%-
Hood River Small-Cap Growth Instl1.34M4.49%577.98K
RobecoSAM Smart Energy B EUR770.00K2.59%-
Robeco Smart Energy F-EUR Cap770.00K2.57%-
Vanguard Total Stock Mkt Idx Inv751.35K2.50%-16.66K
Vanguard US Total Market Shares ETF726.32K2.47%-
JHancock Small Cap Core NAV635.09K2.12%-
iShares Russell 2000 ETF599.96K2.00%-
Invesco Semiconductors ETF593.89K2.00%-
Vanguard Information Technology ETF596.32K1.99%5.92K

Recent Insider Transactions


DateNameRoleActivityValue
May 12, 2025Xue Bing EVP-WW Sales & Bus DevelopmentSell$43.78K
Jan 13, 2025Xue Bing EVP-WW Sales & Bus DevelopmentSell$43.47K
Dec 12, 2024Xue Bing EVP-WW Sales & Bus DevelopmentSell$89.22K
Dec 04, 2024Liang Yifan CFO and Corp SecretarySell$444.37K
Dec 04, 2024Liang Yifan CFO and Corp SecretarySell$640.18K

Insider Transactions Trends


DateBuySell
2025 Q4--
2025 Q3--
2025 Q2-1
2025 Q1-1
2024 Q4-12

AOSL Ownership FAQ


Who owns the most shares of Alpha and Omega Semiconductor?

Alpha and Omega Semiconductor’s largest shareholders are Blackrock (3.73M shares, 13.11%), Blackrock funding, inc. /de (3.85M shares, 12.85%), and Vanguard group (2.45M shares, 8.20%). Together, they hold 34.16% of Alpha and Omega Semiconductor’s total shares outstanding.

Does Blackrock own Alpha and Omega Semiconductor?

Yes, BlackRock owns 13.11% of Alpha and Omega Semiconductor, totaling 3.73M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 139.32M$. In the last quarter, BlackRock decreased its holdings by -29.501K shares, a -0.79% change.

Who is Alpha and Omega Semiconductor’s biggest shareholder by percentage of total assets invested?

Acuitas investments is Alpha and Omega Semiconductor’s biggest shareholder by percentage of total assets invested, with 4.32% of its assets in 240.92K Alpha and Omega Semiconductor shares, valued at 6.74M$.

Who is the top mutual fund holder of Alpha and Omega Semiconductor shares?

iShares Core S&P Small-Cap ETF is the top mutual fund holder of Alpha and Omega Semiconductor shares, with 4.84% of its total shares outstanding invested in 1.45M Alpha and Omega Semiconductor shares.

Try Tickergate Pro Free

Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)

  • Customize your own personal stocks lists, views and charts

  • Choose from hundreds of fields, up to 15 years of history

  • Conduct deep comparison analysis

  • Discover trending investment themes

  • Find your next best investment

  • Research stocks using tools