Kirby market cap KEX

Share price times shares outstanding: what the whole company sells for, since 2010.

Kirby is worth $7B at the close on Oct 23, 2026, at $133.15 a share.

That is up 45% over the last year and up 123% over five years.

Its highest close in our data was $8.1B in Apr 2026.

Market cap over time

Year	End of year	Low	High	Change
2026 so far	$7B	$6.1B	$8.1B	+17%
2025	$6B	$4.5B	$6.6B	−1%
2024	$6.1B	$4.5B	$7.4B	+31%
2023	$4.6B	$3.8B	$5.1B	+20%
2022	$3.9B	$3.4B	$4.4B	+8%
2021	$3.6B	$2.9B	$4.2B	+15%
2020	$3.1B	$2.2B	$5.4B	−41%
2019	$5.3B	$4B	$5.3B	+33%
2018	$4B	$3.7B	$5.5B	−0%
2017	$4B	$3.2B	$4.1B	+11%
2016	$3.6B	$2.5B	$3.8B	+26%
2015	$2.8B	$2.7B	$4.7B	−40%
2014	$4.7B	$4.6B	$7B	−16%
2013	$5.6B	$3.5B	$5.6B	+65%
2012	$3.4B	$2.6B	$3.9B	−7%
2011	$3.7B	$2.3B	$3.7B	+55%
2010	$2.4B	$2B	$2.4B	n/a

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