Columbia Banking System, Inc. (COLB) Stock Chart
COLB price chart
Daily prices adjusted for splits and dividends. 1D and 5D show delayed intraday prices. Markers: E earnings, D dividend, S split.
Technical snapshot
Key levels & statistics
COLB performance vs the market
Total return, dividends reinvestedCOLB monthly returns
COLB historical prices
COLB dividends & splits
About the COLB chart
Columbia Banking System (COLB) closed at $28.44 on October 16, 2026, up 5.6% so far this year. The stock is trading 2.8% below its 200-day moving average of $29.25, which technical analysts usually read as a long-term downtrend. Over the past year COLB returned +24.2% including dividends, ahead of the S&P 500 (+16.8%).
This page charts the full trading history of Columbia Banking System, Inc. stock. Daily prices come from EODHD and are adjusted for stock splits and dividends, so returns over long periods are comparable. For the latest quote, company profile, earnings and news, see the COLB stock overview.
COLB chart FAQ
What is Columbia Banking System's all-time high stock price?
The highest closing price for COLB was $50.45 on March 12, 2021 (adjusted for stock splits). As of the October 16, 2026 close it traded 43.6% below that level.
What is the 52-week range of COLB stock?
Over the 52 weeks to October 16, 2026, COLB traded between an intraday low of $24.07 on October 17, 2025 and an intraday high of $33.68 on July 16, 2026.
Is COLB above its 200-day moving average?
No. On October 16, 2026 COLB closed at $28.44, 2.8% below its 200-day simple moving average of $29.25. The 50-day average was $29.84.
How has COLB stock performed compared with the S&P 500?
Including reinvested dividends, COLB returned +24.2% over the past year, compared with +16.8% for the S&P 500 (SPY). Over five years the figures were +13.3% and +83.0%.
Does Columbia Banking System pay a dividend?
Yes. Columbia Banking System paid $1.48 per share in dividends over the past 12 months (4 payments), a yield of about 5.20% at the latest close. The most recent dividend of $0.37 per share had an ex-dividend date of August 28, 2026.
Has COLB stock ever split?
COLB has split its stock 8 times: 105:100 (May 6, 1996), 105:100 (May 6, 1997), 3:2 (May 21, 1998), 105:100 (May 10, 1999), 11:10 (May 8, 2000), 11:10 (May 24, 2001), 105:100 (April 12, 2002), 105:100 (May 10, 2004). Prices on this chart are adjusted for all splits.
How do I read the COLB chart?
Pick a time range above the chart and choose candlesticks, a line or an area chart. Moving averages, Bollinger Bands, volume, RSI and MACD can be switched on with the indicator buttons, and "Compare" plots COLB against the S&P 500, its sector or a competitor as a percentage change. Chart prices are adjusted for splits and dividends.