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Columbia Banking System, Inc. (COLB)

Columbia Banking System, Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Columbia Banking System, Inc. (COLB) is a Banks - Regional company based in US with a market capitalization of $7.1B. Revenue grew 8.3% year-over-year and the company generated $706M in free cash flow. This page tracks COLB's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 4.72K employees · IPO Jun 16, 1992

Valuation

Valuation & price

$28.77 · as of May 17, 2026 · -11.5% vs 52w high

15.5

P/E ratio

Latest-FY diluted EPS

0.90

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$32.42$28.11$23.80Jul 25Dec 25Jul 26Jul 7, 25$25.09Jul 9, 25$25.07Jul 11, 25$24.75Jul 15, 25$23.83Jul 17, 25$24.35Jul 21, 25$24.21Jul 23, 25$24.38Jul 25, 25$24.82Jul 29, 25$24.35Jul 31, 25$23.80Aug 4, 25$23.88Aug 6, 25$23.87Aug 11, 25$24.28Aug 13, 25$26.13Aug 15, 25$25.64Aug 19, 25$25.81Aug 21, 25$25.32Aug 25, 25$26.90Aug 27, 25$27.31Aug 29, 25$26.77Sep 3, 25$26.61Sep 5, 25$26.90Sep 9, 25$25.96Sep 11, 25$26.29Sep 16, 25$25.36Sep 18, 25$26.91Sep 22, 25$26.09Sep 24, 25$26.15Sep 26, 25$26.06Sep 30, 25$25.74Oct 2, 25$25.93Oct 6, 25$26.58Oct 8, 25$25.64Oct 10, 25$24.90Oct 14, 25$26.74Oct 16, 25$24.07Oct 21, 25$25.57Oct 23, 25$24.99Oct 27, 25$25.70Oct 29, 25$26.35Oct 31, 25$26.80Nov 4, 25$26.47Nov 6, 25$26.42Nov 10, 25$27.11Nov 12, 25$27.14Nov 14, 25$26.93Nov 18, 25$25.80Nov 20, 25$26.23Nov 25, 25$28.42Nov 28, 25$27.72Dec 2, 25$27.67Dec 4, 25$28.28Dec 8, 25$28.30Dec 10, 25$29.04Dec 12, 25$29.24Dec 16, 25$28.91Dec 18, 25$28.86Dec 22, 25$29.02Dec 24, 25$28.62Dec 29, 25$28.44Jan 2, 26$28.19Jan 6, 26$28.99Jan 8, 26$29.36Jan 12, 26$28.61Jan 14, 26$28.41Jan 16, 26$28.91Jan 21, 26$29.70Jan 23, 26$28.88Jan 27, 26$28.96Jan 29, 26$29.04Feb 2, 26$29.69Feb 4, 26$31.14Feb 9, 26$32.42Feb 11, 26$31.63Feb 13, 26$31.49Feb 18, 26$31.24Feb 20, 26$31.76Feb 24, 26$29.86Feb 26, 26$30.58Mar 2, 26$29.04Mar 4, 26$28.58Mar 6, 26$27.30Mar 10, 26$26.96Mar 12, 26$26.42Mar 17, 26$26.47Mar 19, 26$26.41Mar 23, 26$26.87Mar 25, 26$27.60Mar 27, 26$26.70Mar 31, 26$27.43Apr 2, 26$27.73Apr 7, 26$27.68Apr 9, 26$29.57Apr 13, 26$29.16Apr 15, 26$29.10Apr 17, 26$29.63Apr 22, 26$29.00Apr 24, 26$29.22Apr 28, 26$29.62Apr 30, 26$29.60May 4, 26$29.07May 6, 26$30.20May 8, 26$30.04May 12, 26$29.09May 14, 26$29.12May 18, 26$29.01May 20, 26$29.67May 22, 26$29.73May 28, 26$29.64Jun 1, 26$29.00Jun 3, 26$28.59Jun 5, 26$29.66Jun 9, 26$30.15Jun 11, 26$30.82Jun 15, 26$30.95Jun 17, 26$30.05Jun 22, 26$30.87Jun 24, 26$31.53Jun 26, 26$32.15Jul 2, 26$31.72
$23.2652-week range$32.51
Loading valuation history…

Fundamentals

Key fundamentals

$7.1B

Market cap

8.3%

Revenue growth (YoY)

67.7%

Gross margin

$706M

Free cash flow (USD)

$3.5B

Net debt

41.7%

Share dilution

4/4

Graham criteria passed

Defensive-investor screen

Financial Services

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$1.2BFY 2017$1.2BFY 2018$1.3BFY 2019$1.5BFY 2020$1.4BFY 2021$1.3BFY 2022$1.3BFY 2023$2.7BFY 2024$3.0BFY 2025$3.2B
$1.2B$3.2B

Free cash flow by year

2016 → 2025

FY 2016$384.9MFY 2017$511.2MFY 2018$496.3MFY 2019$-93.2MFY 2020$81.8MFY 2021$647.2MFY 2022$1.0BFY 2023$669.8MFY 2024$623.2MFY 2025$706.0M
$384.9M$706M

Gross margin by year

2021 → 2025

FY 2021100.0%FY 202288.0%FY 202365.0%FY 202461.5%FY 202567.7%
100.0%67.7%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

1

Insider buys · 90 days

1

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 5, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • Insider buyInsider Buy $22KDeer Aaron James · EVP Chief Strategy/Innov Offcr · $22.5KJul 2, 2026Filing
  • 8-K eventEarnings Release AnnouncementJun 30, 2026Filing
  • Insider sellInsider Sell $115KMoore Devine David · EVP Chief Marketing Officer · $115.3KJun 10, 2026Filing
  • 8-K eventAnnual Meeting ResultsMay 15, 2026Filing
  • 8-K eventDividend DeclaredMay 15, 2026Filing
  • Quarterly report10-Q FiledMay 5, 2026Filing
  • 8-K eventEarnings ReleaseApr 23, 2026Filing
  • 8-K eventEarnings Release AnnouncementMar 31, 2026Filing

Questions

Frequently asked questions

What is Columbia Banking System, Inc.'s market cap?

Columbia Banking System, Inc. (COLB) has a market capitalization of $7.1B.

What is COLB's P/E ratio?

COLB trades at a price-to-earnings ratio of 15.5, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is COLB's price-to-book (P/B) ratio?

COLB trades at 0.90 times book value per share.

Are insiders buying COLB stock?

Yes — SEC Form 4 filings show 1 open-market insider buy and 1 sell at Columbia Banking System, Inc. in the last 90 days.

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

Search the actual 10-K / 10-Q text with AI research angles

News

Latest press coverage in one feed

Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.