Columbia Banking System market cap COLB

Share price times shares outstanding: what the whole company sells for, since 2011.

Columbia Banking System is worth $8.7B at the close on Oct 23, 2026, at $30.86 a share.

That is up 63% over the last year and up 256% over five years.

Its highest close in our data was $9.6B in Jul 2026.

Market cap over time

Year	End of year	Low	High	Change
2026 so far	$8.7B	$7.7B	$9.6B	+2%
2025	$8.6B	$4.4B	$8.7B	+50%
2024	$5.7B	$3.7B	$6.6B	+2%
2023	$5.6B	$1.6B	$5.7B	+135%
2022	$2.4B	$2.2B	$2.9B	−8%
2021	$2.6B	$2.4B	$3.6B	−0%
2020	$2.6B	$1.5B	$2.9B	−13%
2019	$2.9B	$2.3B	$3B	+11%
2018	$2.6B	$2.4B	$3.2B	+4%
2017	$2.5B	$2.1B	$2.7B	−2%
2016	$2.6B	$1.6B	$2.6B	+38%
2015	$1.9B	$1.4B	$2B	+27%
2014	$1.5B	$1.3B	$1.5B	+3%
2013	$1.4B	$745.3M	$1.4B	+103%
2012	$706M	$656.4M	$900.3M	−7%
2011	$761.2M	$565.6M	$769.1M	n/a

Companies in Banks - Regional nearest Columbia Banking System's size, closest first, today.

Company	Market cap
COLBColumbia Banking System	$8.7B
PBProsperity Bancshares	$8.4B
WALWestern Alliance Bancorporation	$8.3B
CBSHCommerce Bancshares	$8B
BPOPPopular	$10.2B
WTFCWintrust Financial	$10.2B
SSBSouthState Bank	$10.2B
UBSIUnited Bankshares	$6.6B
ALLYAlly Financial	$11.9B
GBCIGlacier Bancorp	$6.2B
HOMBHome Bancshares	$6B
Peer median	$8.3B