TickerFacts.

COLUMBIA BANKING SYSTEM, INC. (COLB) — Weighted Average Diluted Shares

Annual figures by period end, from SEC filings.

2009-12-31: 21.85M2010-12-31: 35.39M2011-12-31: 39.18M2012-12-31: 39.26M2013-12-31: 49.05M2014-12-31: 53.18M2015-12-31: 57.03M2016-12-31: 57.19M2017-12-31: 59.89M2018-12-31: 72.39M2019-12-31: 72.03M2020-12-31: 70.88M2021-12-31: 131.03M2022-12-31: 129.73M2023-12-31: 195.87M2024-12-31: 209.34M2025-12-31: 239.12M239.12M
2009-12-31Weighted Average Diluted Shares (shares)2025-12-31
Period endedWeighted Average Diluted SharesChange YoYSource filing
2025-12-31239.12M+14.2%2026-02-26From 2025-01-01
2024-12-31209.34M+6.9%2026-02-26From 2024-01-01
2023-12-31195.87M+51.0%2026-02-26From 2023-01-01
2022-12-31129.73M-1.0%2025-02-25From 2022-01-01
2021-12-31131.03M+84.9%2024-02-27From 2021-01-01
2020-12-3170.88M-1.6%2023-02-24From 2020-01-01
2019-12-3172.03M-0.5%2022-02-25From 2019-01-01
2018-12-3172.39M+20.9%2021-02-26From 2018-01-01
2017-12-3159.89M+4.7%2020-02-27From 2017-01-01
2016-12-3157.19M+0.3%2019-02-28From 2016-01-01
2015-12-3157.03M+7.2%2018-03-01From 2015-01-01
2014-12-3153.18M+8.4%2017-03-01From 2014-01-01
2013-12-3149.05M+24.9%2016-02-29From 2013-01-01
2012-12-3139.26M+0.2%2015-03-02From 2012-01-01
2011-12-3139.18M+10.7%2014-03-03From 2011-01-01
2010-12-3135.39M+61.9%2013-03-01From 2010-01-01
2009-12-3121.85M—2012-02-29From 2009-01-01