Illumina (ILMN) - Market capitalization

Market cap: £16.26 Billion

As of February 2026 Illumina has a market cap of £16.26 Billion. This makes Illumina the world's 1056th 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	£16.26 B	5.59%
2025	£15.40 B	-9.91%
2024	£17.09 B	-1.5%
2023	£17.35 B	-33.98%
2022	£26.29 B	-40.32%
2021	£44.05 B	11.15%
2020	£39.63 B	6.57%
2019	£37.18 B	7.07%
2018	£34.73 B	47.16%
2017	£23.60 B	54.84%
2016	£15.24 B	-19.61%
2015	£18.96 B	11.36%
2014	£17.02 B	98.85%
2013	£8.56 B	100.88%
2012	£4.26 B	79%
2011	£2.38 B	-53.58%
2010	£5.13 B	116.33%
2009	£2.37 B	7.84%
2008	£2.19 B	33.1%
2007	£1.65 B	75.72%
2006	£0.94 B	178.51%
2005	£0.33 B	79.36%
2004	£0.18 B	45.24%
2003	£0.12 B	89.75%
2002	£68.3 M	-73.87%
2001	£0.26 B	-24%
2000	£0.34 B

End of Day market cap according to different sources

On Feb 1st, 2026 the market cap of Illumina was reported to be:

£16.16 Billion

by Nasdaq

£16.26 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Thermo Fisher Scientific TMO	£158.84 B	876.71%	🇺🇸 USA
Agilent Technologies A	£27.72 B	70.49%	🇺🇸 USA
Quest Diagnostics DGX	£15.28 B	-6.03%	🇺🇸 USA
Danaher DHR	£113.06 B	595.20%	🇺🇸 USA
PerkinElmer PKI	£10.56 B	-35.05%	🇺🇸 USA
Translate Bio TBIO.defunct	£2.06 B	-87.31%	🇺🇸 USA
Pacific Biosciences PACB	£0.49 B	-96.93%	🇺🇸 USA
Luminex LMNX	£1.27 B	-92.14%	🇺🇸 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: £16.26 Billion