Columbia Banking System Inc
Columbia Banking System Inc (COLB) Historical Volatility
COLB's 30 day historical volatility is 23.37%, in the 37th percentile of readings over the past year. This is an average percentile, meaning Columbia Banking System Inc shares have moved roughly in line with their typical range. COLB's 30 day implied volatility sits at 23.35%, with an IV Rank of 3.17%, leaving IV roughly in line with historical volatility. This means options are priced close to what the stock has actually delivered, as of Nov 5, 2026.
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Tracking COLB historical volatility helps you see how much Columbia Banking System Inc's stock price has actually moved, giving you a baseline for whether option premiums look fair, cheap, or expensive. While implied volatility shows what the market expects, COLB's HV, also known as realized volatility, shows what actually happened. Use our scanner to monitor COLB 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.
Historical volatility is the annualized standard deviation of a stock's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. COLB's 30 day historical volatility, or COLB HV, is one of the most widely watched readings because it balances responsiveness with stability. Comparing COLB's HV to its implied volatility reveals the volatility risk premium. When IV sits well above HV, options are pricing in more movement than the stock has actually delivered, giving option sellers an edge. When HV runs hot relative to IV, options are pricing in less movement than the stock has delivered, and buyers may be underpaying for it.
Columbia Banking System, Inc. operates as the bank holding company for Columbia State Bank that provides a range of banking services to small and medium-sized businesses, professionals, and individuals in the United States. It offers personal banking products and services, including noninterest and interest-bearing checking, savings, money market, and certificate of deposit accounts; home mortgages for purchases and refinances, home equity loans and lines of credit, and other personal loans; debit and credit cards; and digital banking services. The company also provides business banking products and services, such as checking, savings, interest-bearing money market, and certificate of deposit accounts; agricultural, asset-based, builder, and other commercial real estate loans, as well as loans guaranteed by the small business administration; and professional banking, treasury management, merchant card, and international banking services.
Historical Volatility
Historical movement is near its typical level for the past year. Neither unusually calm nor unusually active.
As of Nov 5, 2026
As of Nov 5, 2026
As of Nov 5, 2026
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