OSI Systems (OSIS) - Market capitalization

Market cap: A$4.50 Billion

As of October 2026 OSI Systems has a market cap of A$4.50 Billion. This makes OSI Systems the world's 4052th 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	A$4.50 B	-34.07%
2025	A$6.83 B	48.57%
2024	A$4.60 B	43.06%
2023	A$3.21 B	63.38%
2022	A$1.96 B	-13.17%
2021	A$2.26 B	4.4%
2020	A$2.17 B	-17.34%
2019	A$2.62 B	40.18%
2018	A$1.87 B	19.87%
2017	A$1.56 B	-22.3%
2016	A$2.01 B	-16.28%
2015	A$2.40 B	40.53%
2014	A$1.71 B	44.18%
2013	A$1.18 B	-3.77%
2012	A$1.23 B	31.96%
2011	A$0.93 B	38.49%
2010	A$0.67 B	25.62%
2009	A$0.53 B	53.4%
2008	A$0.35 B	-33.86%
2007	A$0.52 B	18.83%
2006	A$0.44 B	8.26%
2005	A$0.41 B	-13.47%
2004	A$0.47 B	26%
2003	A$0.37 B	-10.32%
2002	A$0.42 B	-5.73%
2001	A$0.44 B	349.01%
2000	A$99.45 M	22.01%
1999	A$81.51 M	-40.42%
1998	A$0.13 B	-23.99%
1997	A$0.17 B

End of Day market cap according to different sources

On Oct 1st, 2026 the market cap of OSI Systems was reported to be:

A$4.50 Billion

by Nasdaq

A$4.50 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Agilent Technologies A	A$67.98 B	1,407.85%	🇺🇸 USA
General Electric GE	A$461.64 B	10,138.50%	🇺🇸 USA
Leidos LDOS	A$21.28 B	372.10%	🇺🇸 USA
Cardinal Health CAH	A$75.98 B	1,585.18%	🇺🇸 USA
Philips PHG	A$33.60 B	645.29%	🇳🇱 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: A$4.50 Billion