Kirby Corporation (KEX) - Market capitalization

Market cap: £5.23 Billion

As of February 2026 Kirby Corporation has a market cap of £5.23 Billion. This makes Kirby Corporation the world's 2569th 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 Kirby Corporation from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£5.23 B	13.95%
2025	£4.59 B	-5.22%
2024	£4.84 B	33.15%
2023	£3.64 B	14.27%
2022	£3.18 B	20.41%
2021	£2.64 B	15.91%
2020	£2.28 B	-44.23%
2019	£4.09 B	28.87%
2018	£3.17 B	7.66%
2017	£2.95 B	1.66%
2016	£2.90 B	52.16%
2015	£1.90 B	-35.32%
2014	£2.94 B	-13.77%
2013	£3.42 B	57.86%
2012	£2.16 B	-8.12%
2011	£2.35 B	54.3%
2010	£1.52 B	31.88%
2009	£1.15 B	16.05%
2008	£0.99 B	-20.56%
2007	£1.25 B	36.16%
2006	£0.92 B	17.5%
2005	£0.78 B	36.74%
2004	£0.57 B	21.18%
2003	£0.47 B	15.62%
2002	£0.41 B	-10.13%
2001	£0.45 B	35.8%
2000	£0.33 B	8%
1999	£0.31 B	24.93%
1998	£0.24 B	-12.78%
1997	£0.28 B	-0.09%
1996	£0.28 B

End of Day market cap according to different sources

On Feb 23rd, 2026 the market cap of Kirby Corporation was reported to be:

£5.10 Billion

by Nasdaq

£5.31 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Caterpillar CAT	£265.23 B	4,965.88%	🇺🇸 USA
Martin Midstream Partners MMLP	£85.51 M	-98.37%	🇺🇸 USA
SEACOR Holdings CKH	£0.63 B	-87.96%	🇺🇸 USA
Enterprise Products EPD	£58.23 B	1,012.19%	🇺🇸 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 Kirby Corporation (KEX)

Market cap: £5.23 Billion