Illumina (ILMN) - Market capitalization

Market cap: $18.40 Billion USD

As of February 2026 Illumina has a market cap of $18.40 Billion USD. This makes Illumina the world's 1249th 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 Illumina from 2000 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	$18.40 B	-11.29%
2025	$20.74 B	-3.32%
2024	$21.45 B	-2.97%
2023	$22.11 B	-30.48%
2022	$31.80 B	-46.51%
2021	$59.46 B	10.08%
2020	$54.02 B	10.77%
2019	$48.76 B	10.61%
2018	$44.08 B	38.21%
2017	$31.89 B	69.6%
2016	$18.80 B	-33.07%
2015	$28.10 B	6%
2014	$26.51 B	87.69%
2013	$14.12 B	105.01%
2012	$6.88 B	86.14%
2011	$3.70 B	-53.27%
2010	$7.92 B	106.37%
2009	$3.83 B	19.06%
2008	$3.22 B	-1.81%
2007	$3.28 B	78.21%
2006	$1.84 B	216.36%
2005	$0.58 B	61.11%
2004	$0.36 B	55.87%
2003	$0.23 B	111.69%
2002	$0.10 B	-71.11%
2001	$0.37 B	-26.17%
2000	$0.51 B

End of Day market cap according to different sources

On Feb 7th, 2026 the market cap of Illumina was reported to be:

$18.29 Billion USD

by Nasdaq

$18.40 Billion USD

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Thermo Fisher Scientific TMO	$203.94 B	1,008.34%	🇺🇸 USA
Agilent Technologies A	$36.73 B	99.64%	🇺🇸 USA
Quest Diagnostics DGX	$21.32 B	15.90%	🇺🇸 USA
Danaher DHR	$153.12 B	732.14%	🇺🇸 USA
PerkinElmer PKI	$14.45 B	-21.44%	🇺🇸 USA
Translate Bio TBIO.defunct	$2.82 B	-84.65%	🇺🇸 USA
Pacific Biosciences PACB	$0.54 B	-97.01%	🇺🇸 USA
Luminex LMNX	$1.75 B	-90.49%	🇺🇸 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 Illumina (ILMN)

Market cap: $18.40 Billion USD