Alpha and Omega Semiconductor Ltd
AOSL21.360USD
-1.150-5.11%
Close 02/06, 16:00（ET）Quotes delayed by 15 min
631.87MMarket Cap
LossP/E TTM
More Details of Alpha and Omega Semiconductor Ltd Company
Alpha and Omega Semiconductor Limited is a designer, developer and global supplier of a broad portfolio of power semiconductors. Its portfolio of products targets high-volume applications, including personal computers, graphic cards, game consoles, flat panel televisions (TV), home appliances, power tools, smart phones, battery packs, consumer and industrial motor controls and power supplies for TVs, computers, servers and telecommunications equipment. Its product portfolio consists of two categories: power discrete and power ICs that serve the large and diverse analog market for power semiconductors. Its power discrete products consist of low, medium and high voltage power MOSFETs. Its power ICs deliver power and control and regulate the power management variables, such as the flow of current and level of voltage. Its portfolio of power semiconductors includes approximately 2,700 products. It conducts its operations in the United States of America, Hong Kong, China, and South Korea.
Alpha and Omega Semiconductor Ltd Info
Ticker SymbolAOSL
Company nameAlpha and Omega Semiconductor Ltd
IPO dateApr 29, 2010
CEOChang (Stephen C)
Number of employees2428
Security typeOrdinary Share
Fiscal year-endApr 29
Address475 Oakmead Pkwy
CitySUNNYVALE
Stock exchangeNASDAQ OMX - NASDAQ BASIC
CountryUnited States of America
Postal code94085
Phone14088309742
Websitehttps://aosmd.com/
Ticker SymbolAOSL
IPO dateApr 29, 2010
CEOChang (Stephen C)
Company Executives of Alpha and Omega Semiconductor Ltd
Name
Name/Position
Position
Shareholding
Change
Dr. Mike F. Chang, Ph.D.
Dr. Mike F. Chang, Ph.D.
Chairman of the Board, Executive Vice President - Strategic Initiative
Chairman of the Board, Executive Vice President - Strategic Initiative
4.12M
-16700.00%
Mr. Yifan Liang
Mr. Yifan Liang
Chief Financial Officer, Corporate Secretary
Chief Financial Officer, Corporate Secretary
159.90K
-8627.00%
Dr. King Owyang, Ph.D.
Dr. King Owyang, Ph.D.
Independent Director
Independent Director
75.26K
+5681.00%
Mr. Michael J. Salameh
Mr. Michael J. Salameh
Lead Independent Director
Lead Independent Director
64.82K
+5681.00%
Ms. Claudia Chen
Ms. Claudia Chen
Independent Director
Independent Director
26.57K
--
Ms. So-Yeon Jeong
Ms. So-Yeon Jeong
Independent Director
Independent Director
23.80K
+5681.00%
Ms. Hanqing (Helen) Li
Ms. Hanqing (Helen) Li
Independent Director
Independent Director
23.80K
+5681.00%
Dr. Wenjun Li, Ph.D.
Dr. Wenjun Li, Ph.D.
Chief Operating Officer
Chief Operating Officer
23.38K
-3157.00%
Dr. Bing Xue, Ph.D.
Dr. Bing Xue, Ph.D.
Executive Vice President - Worldwide Sales and Business Development
Executive Vice President - Worldwide Sales and Business Development
19.11K
-9364.00%
Mr. Steven C. Pelayo
Mr. Steven C. Pelayo
Investor Relations
Investor Relations
--
--
View more
Name
Name/Position
Position
Shareholding
Change
Dr. Mike F. Chang, Ph.D.
Dr. Mike F. Chang, Ph.D.
Chairman of the Board, Executive Vice President - Strategic Initiative
Chairman of the Board, Executive Vice President - Strategic Initiative
4.12M
-16700.00%
Mr. Yifan Liang
Mr. Yifan Liang
Chief Financial Officer, Corporate Secretary
Chief Financial Officer, Corporate Secretary
159.90K
-8627.00%
Dr. King Owyang, Ph.D.
Dr. King Owyang, Ph.D.
Independent Director
Independent Director
75.26K
+5681.00%
Mr. Michael J. Salameh
Mr. Michael J. Salameh
Lead Independent Director
Lead Independent Director
64.82K
+5681.00%
Ms. Claudia Chen
Ms. Claudia Chen
Independent Director
Independent Director
26.57K
--
Ms. So-Yeon Jeong
Ms. So-Yeon Jeong
Independent Director
Independent Director
23.80K
+5681.00%
Revenue Breakdown
Currency: USDUpdated: Tue, Jan 6
Currency: USDUpdated: Tue, Jan 6
FY2026Q1
FY2025
FY2025Q4
FY2025Q3
FY2025Q2
FY2025Q1
FY2024
FY2024Q4
FY2024Q3
FY2024Q2
FY2024Q1
FY2023
FY2023Q4
FY2023Q3
FY2023Q2
FY2023Q1
FY2022
FY2022Q4
FY2021
FY2020
FY2019
By BusinessUSD
Name
Revenue
Proportion
Power discrete
108.51M
59.46%
Power IC
72.71M
39.84%
Packaging and testing services
1.29M
0.71%
By RegionUSD
Name
Revenue
Proportion
Hong Kong
178.41M
97.76%
China
2.36M
1.29%
United States
1.13M
0.62%
South Korea
479.00K
0.26%
Other Countries
129.00K
0.07%
By Business
By Region
By BusinessUSD
Name
Revenue
Proportion
Power discrete
108.51M
59.46%
Power IC
72.71M
39.84%
Packaging and testing services
1.29M
0.71%
Shareholding Stats
Updated: Wed, Feb 4
Updated: Wed, Feb 4
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Chang (Mike F)
13.83%
BlackRock Institutional Trust Company, N.A.
11.71%
The Vanguard Group, Inc.
8.12%
Dimensional Fund Advisors, L.P.
5.67%
Manulife Investment Management (North America) Limited
5.22%
Other
55.43%
Shareholders
Shareholders
Proportion
Chang (Mike F)
13.83%
BlackRock Institutional Trust Company, N.A.
11.71%
The Vanguard Group, Inc.
8.12%
Dimensional Fund Advisors, L.P.
5.67%
Manulife Investment Management (North America) Limited
5.22%
Other
55.43%
Shareholder Types
Shareholders
Proportion
Investment Advisor
38.27%
Investment Advisor/Hedge Fund
25.64%
Individual Investor
16.68%
Hedge Fund
4.84%
Research Firm
2.10%
Venture Capital
1.84%
Pension Fund
0.83%
Bank and Trust
0.36%
Sovereign Wealth Fund
0.04%
Other
9.39%
Institutional Shareholding
Updated: Mon, Dec 8
Updated: Mon, Dec 8
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2025Q4
402
22.05M
74.10%
-5.61M
2025Q3
410
22.49M
91.95%
+426.64K
2025Q2
393
22.06M
87.77%
-1.23M
2025Q1
395
23.29M
79.75%
-436.21K
2024Q4
403
20.96M
75.75%
+789.91K
2024Q3
397
20.04M
74.79%
+113.17K
2024Q2
404
19.93M
73.16%
+384.35K
2024Q1
407
19.52M
73.16%
-1.48M
2023Q4
425
18.58M
73.74%
+642.13K
2023Q3
425
17.92M
74.60%
+121.61K
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
Chang (Mike F)
4.13M
13.75%
-40.00K
-0.96%
Oct 20, 2025
BlackRock Institutional Trust Company, N.A.
3.49M
11.6%
-901.00
-0.03%
Sep 30, 2025
The Vanguard Group, Inc.
2.45M
8.14%
+33.96K
+1.41%
Sep 30, 2025
Dimensional Fund Advisors, L.P.
1.69M
5.61%
-32.57K
-1.89%
Sep 30, 2025
Manulife Investment Management (North America) Limited
1.56M
5.17%
+143.60K
+10.17%
Sep 30, 2025
State Street Investment Management (US)
1.21M
4.03%
-66.67K
-5.21%
Sep 30, 2025
Wellington Management Company, LLP
864.97K
2.88%
+113.08K
+15.04%
Sep 30, 2025
Boston Partners
786.63K
2.62%
-322.75K
-29.09%
Sep 30, 2025
Millennium Management LLC
637.88K
2.12%
+232.82K
+57.48%
Sep 30, 2025
Geode Capital Management, L.L.C.
607.48K
2.02%
+5.80K
+0.96%
Sep 30, 2025
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
Invesco S&P SmallCap Value with Momentum ETF
0.59%
State Street SPDR S&P Semiconductor ETF
0.57%
Invesco NASDAQ Future Gen 200 ETF
0.52%
Invesco S&P SmallCap Information Technology ETF
0.32%
iShares Micro-Cap ETF
0.14%
Avantis US Small Cap Equity ETF
0.07%
DFA Dimensional US Small Cap Value ETF
0.07%
State Street SPDR Portfolio S&P 600 Small Cap ETF
0.05%
State Street SPDR S&P 600 Small Cap Value ETF
0.05%
Invesco RAFI US 1500 Small-Mid ETF
0.05%
View more
Invesco S&P SmallCap Value with Momentum ETF
Proportion0.59%
State Street SPDR S&P Semiconductor ETF
Proportion0.57%
Invesco NASDAQ Future Gen 200 ETF
Proportion0.52%
Invesco S&P SmallCap Information Technology ETF
Proportion0.32%
iShares Micro-Cap ETF
Proportion0.14%
Avantis US Small Cap Equity ETF
Proportion0.07%
DFA Dimensional US Small Cap Value ETF
Proportion0.07%
State Street SPDR Portfolio S&P 600 Small Cap ETF
Proportion0.05%
State Street SPDR S&P 600 Small Cap Value ETF
Proportion0.05%
Invesco RAFI US 1500 Small-Mid ETF
Proportion0.05%
Dividend
A total of
0.00
USD has been distributed in dividends over the past 5 years.
Date
Dividend
Record Date
Payment Date
Ex-dividend Date
No Data
Stock Splits
Date
Ex-dividend Date
Type
Ratio
No Data
Date
Ex-dividend Date
Type
Ratio
No Data
