KBR (KBR) - Market capitalization

Market cap: £4.28 Billion

As of December 2025 KBR has a market cap of £4.28 Billion. This makes KBR the world's 2849th 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 KBR from 2006 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£4.28 B	-29.27%
2024	£6.05 B	3.16%
2023	£5.87 B	-1.94%
2022	£5.98 B	20.99%
2021	£4.94 B	53.02%
2020	£3.23 B	-1.95%
2019	£3.29 B	95.76%
2018	£1.68 B	-18.02%
2017	£2.05 B	6.51%
2016	£1.92 B	18.98%
2015	£1.62 B	2.86%
2014	£1.57 B	-44.96%
2013	£2.86 B	4.87%
2012	£2.73 B	2.36%
2011	£2.66 B	-10.52%
2010	£2.98 B	58.43%
2009	£1.88 B	12.39%
2008	£1.67 B	-49.46%
2007	£3.31 B	48.06%
2006	£2.23 B

End of Day market cap according to different sources

On Dec 5th, 2025 the market cap of KBR was reported to be:

£4.22 Billion

by Nasdaq

£4.28 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Fluor Corporation FLR	£5.33 B	24.51%	🇺🇸 USA
Tutor Perini TPC	£2.68 B	-37.33%	🇺🇸 USA
MasTec MTZ	£13.00 B	203.48%	🇺🇸 USA
Primoris Services Corporation PRIM	£5.09 B	18.96%	🇺🇸 USA
Granite Construction GVA	£3.55 B	-17.09%	🇺🇸 USA
ENI E	£41.55 B	870.00%	🇮🇹 Italy

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 KBR (KBR)

Market cap: £4.28 Billion