Alpha & Omega Semiconductor (AOSL) - Market capitalization

Market cap: S$0.78 Billion

As of December 2025 Alpha & Omega Semiconductor has a market cap of S$0.78 Billion. This makes Alpha & Omega Semiconductor the world's 6844th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Alpha & Omega Semiconductor from 2010 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	S$0.78 B	-48.27%
2024	S$1.51 B	58.29%
2023	S$0.95 B	-8.91%
2022	S$1.04 B	-51.39%
2021	S$2.15 B	168.01%
2020	S$0.80 B	77.12%
2019	S$0.45 B	36.51%
2018	S$0.33 B	-36.21%
2017	S$0.52 B	-27.15%
2016	S$0.71 B	147.42%
2015	S$0.28 B	-7%
2014	S$0.31 B	21.87%
2013	S$0.25 B	-1.98%
2012	S$0.26 B	12.73%
2011	S$0.23 B	-36.72%
2010	S$0.36 B

End of Day market cap according to different sources

On Dec 16th, 2025 the market cap of Alpha & Omega Semiconductor was reported to be:

S$0.78 Billion

by Nasdaq

S$0.78 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Monolithic Power Systems MPWR	S$58.85 B	7,416.71%	🇺🇸 USA
Semtech SMTC	S$8.50 B	985.59%	🇺🇸 USA
Vishay Intertechnology VSH	S$2.60 B	232.74%	🇺🇸 USA
Diodes Incorporated DIOD	S$3.02 B	285.96%	🇺🇸 USA
Texas Instruments TXN	S$208.46 B	26,523.11%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Alpha & Omega Semiconductor (AOSL)

Market cap: S$0.78 Billion