OSI Systems (OSIS) - Market capitalization

Market cap: $4.86 Billion USD

As of January 2026 OSI Systems has a market cap of $4.86 Billion USD. This makes OSI Systems the world's 3155th 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 OSI Systems from 1997 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	$4.86 B	6.24%
2025	$4.58 B	59.98%
2024	$2.86 B	30.61%
2023	$2.19 B	63.57%
2022	$1.34 B	-18.49%
2021	$1.64 B	-1.57%
2020	$1.67 B	-9.22%
2019	$1.84 B	39.32%
2018	$1.32 B	8.17%
2017	$1.22 B	-15.85%
2016	$1.45 B	-17.17%
2015	$1.75 B	25.09%
2014	$1.40 B	32.29%
2013	$1.05 B	-17.4%
2012	$1.28 B	33.74%
2011	$0.95 B	39.79%
2010	$0.68 B	42.05%
2009	$0.48 B	95.32%
2008	$0.24 B	-46.63%
2007	$0.46 B	31.8%
2006	$0.35 B	16.63%
2005	$0.30 B	-18.19%
2004	$0.36 B	31.18%
2003	$0.28 B	18.32%
2002	$0.23 B	4.07%
2001	$0.22 B	309.85%
2000	$55.6 M	3.81%
1999	$53.56 M	-36.06%
1998	$83.77 M	-28.56%
1997	$0.11 B

End of Day market cap according to different sources

On Jan 14th, 2026 the market cap of OSI Systems was reported to be:

$4.86 Billion USD

by Nasdaq

$4.86 Billion USD

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
General Electric GE	$338.15 B	6,848.29%	🇺🇸 USA
Leidos LDOS	$24.48 B	403.04%	🇺🇸 USA
Agilent Technologies A	$41.36 B	750.03%	🇺🇸 USA
Cardinal Health CAH	$50.74 B	942.61%	🇺🇸 USA
Philips PHG	$28.62 B	488.17%	🇳🇱 Netherlands

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 OSI Systems (OSIS)

Market cap: $4.86 Billion USD