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 $9.5B. 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

$28.77as of May 17, 2026· -14.4% vs 52w high

15.5

P/E ratio

Latest-FY diluted EPS

1.21

P/B ratio

Market cap ÷ book equity

Dividend yield

Price — last 12 months

$33.24$28.52$23.80Jul 25Jan 26Jul 26
$23.2652-week range$33.61
Loading valuation history…

Fundamentals

Key fundamentals

$9.5B

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

20162025

$1.2B$3.2B

Free cash flow by year

20162025

$384.9M$706M

Gross margin by year

20212025

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

  • 8-K eventJul 23, 2026Filing

    Earnings Release

  • Insider buyJul 2, 2026Filing

    Insider Buy $22KDeer Aaron James · EVP Chief Strategy/Innov Offcr · $22.5K

  • 8-K eventJun 30, 2026Filing

    Earnings Release Announcement

  • Insider sellJun 10, 2026Filing

    Insider Sell $115KMoore Devine David · EVP Chief Marketing Officer · $115.3K

  • 8-K eventMay 15, 2026Filing

    Annual Meeting Results

  • 8-K eventMay 15, 2026Filing

    Dividend Declared

  • Quarterly reportMay 5, 2026Filing

    10-Q Filed

  • 8-K eventApr 23, 2026Filing

    Earnings Release

  • 8-K eventMar 31, 2026Filing

    Earnings Release Announcement

Questions

Frequently asked questions

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

Columbia Banking System, Inc. (COLB) has a market capitalization of $9.5B.

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 1.21 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.

Same arena

Related companies in Banks - Regional

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.