Columbia Banking System (COLB) Shares Outstanding (Weighted Average) (2009 - 2026)

Columbia Banking System has disclosed Shares Outstanding (Weighted Average) across 18 years of filings, most recently posting $290.9 million for Q1 2026.

• Shares Outstanding (Weighted Average) for Q1 2026 came in at $290.9 million, up 39.34% year-over-year; the trailing twelve-month figure through Mar 2026 was $290.9 million (up 39.34% YoY), and the FY2025 annual result was $238.0 million, up 14.18% from the prior year.
• Shares Outstanding (Weighted Average) came in at $290.9 million for Q1 2026 at Columbia Banking System, up from $238.0 million in the prior quarter.
• In the past five years, Shares Outstanding (Weighted Average) ranged from a high of $290.9 million in Q1 2026 to a low of $129.2 million in Q1 2022.
• The 5-year median for Shares Outstanding (Weighted Average) is $208.3 million (2024), against an average of $192.8 million.
• Peak annual rise in Shares Outstanding (Weighted Average) reached 82.25% in 2022, while the deepest fall reached 0.94% in 2022.
• Columbia Banking System's Shares Outstanding (Weighted Average) stood at $129.3 million in 2022, then soared by 51.07% to $195.3 million in 2023, then gained by 6.74% to $208.5 million in 2024, then advanced by 14.18% to $238.0 million in 2025, then advanced by 22.23% to $290.9 million in 2026.
• The last three Shares Outstanding (Weighted Average) figures came in at $290.9 million (Q1 2026), $238.0 million (Q4 2025), and $237.8 million (Q3 2025), per Business Quant data.