COLUMBIA BANKING SYSTEM, INC. Diluted Shares Outstanding (Weighted Average)
COLUMBIA BANKING SYSTEM, INC. (COLB) reported Diluted Shares Outstanding (Weighted Average) of 286.47 million shares for the 3-month period ending 2026-06-30, per its 10-Q filed 2026-08-04.
Financial Statements › Income Statement › Earnings Per Share
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding · last filed 2026-08-04
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, diluted for the quarter ending 2026-06-30 was 286.47M shares, a 36.43% increase year-over-year.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, diluted for the quarter ending 2026-03-31 was 292.16M shares, a 39.11% increase year-over-year.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, diluted for the quarter ending 2025-12-31 was 297.35M shares, a 41.64% increase year-over-year.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, diluted for the quarter ending 2025-09-30 was 238.93M shares, a 14.07% increase year-over-year.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, diluted for fiscal 2025 was 239.12M shares, a 14.23% increase from fiscal 2024.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, diluted for fiscal 2024 was 209.34M shares, a 6.87% increase from fiscal 2023.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, diluted for fiscal 2023 was 195.87M shares, a 50.98% increase from fiscal 2022.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, diluted for fiscal 2022 was 129.73M shares, a 0.99% decline from fiscal 2021.
| Period end | Weighted Average Number of Shares Outstanding, Diluted 3 month | Weighted Average Number of Shares Outstanding, Diluted 3 month as first filed | Weighted Average Number of Shares Outstanding, Diluted 6 month | Weighted Average Number of Shares Outstanding, Diluted 6 month as first filed | Weighted Average Number of Shares Outstanding, Diluted 9 month | Weighted Average Number of Shares Outstanding, Diluted 9 month as first filed | Weighted Average Number of Shares Outstanding, Diluted 12 month | Weighted Average Number of Shares Outstanding, Diluted 12 month as first filed | Weighted Average Number of Shares Outstanding, Diluted 15 month |
|---|---|---|---|---|---|---|---|---|---|
| 2026-06-30 | 286.47M shares 10-Q · filed 2026-08-04 | 289.21M shares 10-Q · filed 2026-08-04 | 291.99M shares derived: average of 3 quarters · filed 2026-08-04 | 278.73M shares derived: average of 4 quarters · filed 2026-08-04 | |||||
| 2026-03-31 | 292.16M shares 10-Q · filed 2026-05-05 | 294.75M shares derived: average of 2 quarters · filed 2026-05-05 | 276.14M shares derived: average of 3 quarters · filed 2026-05-05 | 259.60M shares derived: average of 4 quarters · filed 2026-08-04 | |||||
| 2025-12-31 | 297.35M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | 268.14M shares derived: average of 2 quarters · filed 2026-02-26 | 248.75M shares derived: average of 3 quarters · filed 2026-08-04 | 239.12M shares 10-K · filed 2026-02-26 | |||||
| 2025-09-30 | 238.93M shares 10-Q · filed 2025-11-06 | 224.45M shares derived: average of 2 quarters · filed 2026-08-04 | 219.71M shares 10-Q · filed 2025-11-06 | 217.22M shares derived: average of 4 quarters · filed 2026-08-04 | |||||
| 2025-06-30 | 209.97M shares 10-Q · filed 2026-08-04 | 209.97M shares 10-Q · filed 2026-08-04 | 209.98M shares derived: average of 3 quarters · filed 2026-08-04 | 209.85M shares derived: average of 4 quarters · filed 2026-08-04 | |||||
| 2025-03-31 | 210.02M shares 10-Q · filed 2026-05-05 | 209.98M shares derived: average of 2 quarters · filed 2026-05-05 | 209.80M shares derived: average of 3 quarters · filed 2026-05-05 | 209.61M shares derived: average of 4 quarters · filed 2026-05-05 | |||||
| 2024-12-31 | 209.94M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | 209.70M shares derived: average of 2 quarters · filed 2026-02-26 | 209.47M shares derived: average of 3 quarters · filed 2026-02-26 | 209.34M shares 10-K · filed 2026-02-26 | |||||
| 2024-09-30 | 209.45M shares 10-Q · filed 2025-11-06 | 209.23M shares derived: average of 2 quarters · filed 2025-11-06 | 209.14M shares 10-Q · filed 2025-11-06 | 209.07M shares derived: average of 4 quarters · filed 2026-02-26 | |||||
| 2024-06-30 | 209.01M shares 10-Q · filed 2025-08-06 | 209.00M shares 10-Q · filed 2025-08-06 | 208.94M shares derived: average of 3 quarters · filed 2026-02-26 | 208.86M shares derived: average of 4 quarters · filed 2026-02-26 | |||||
| 2024-03-31 | 208.96M shares 10-Q · filed 2025-05-06 | 208.90M shares derived: average of 2 quarters · filed 2026-02-26 | 208.82M shares derived: average of 3 quarters · filed 2026-02-26 | 208.75M shares derived: average of 4 quarters · filed 2026-02-26 | |||||
| 2023-12-31 | 208.85M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | 208.75M shares derived: average of 2 quarters · filed 2026-02-26 | 208.68M shares derived: average of 3 quarters · filed 2026-02-26 | 195.87M shares 10-K · filed 2026-02-26 | |||||
| 2023-09-30 | 208.65M shares 10-Q · filed 2024-11-05 | 208.59M shares derived: average of 2 quarters · filed 2024-11-05 | 191.55M shares 10-Q · filed 2024-11-05 | 175.85M shares derived: average of 4 quarters · filed 2025-02-25 | |||||
| 2023-06-30 | 208.54M shares 10-Q · filed 2024-08-06 | 182.86M shares 10-Q · filed 2024-08-06 | 164.92M shares derived: average of 3 quarters · filed 2025-02-25 | 156.12M shares derived: average of 4 quarters · filed 2025-02-25 | |||||
| 2023-03-31 | 156.38M shares 10-Q · filed 2024-05-07 | 143.10M shares derived: average of 2 quarters · filed 2025-02-25 | 138.65M shares derived: average of 3 quarters · filed 2025-02-25 | 136.40M shares derived: average of 4 quarters · filed 2025-02-25 | |||||
| 2022-12-31 | 129.82M shares derived: 10-K 12 month − 10-Q 9 month · filed 2025-02-25 | 129.78M shares derived: average of 2 quarters · filed 2025-02-25 | 129.74M shares derived: average of 3 quarters · filed 2025-02-25 | 129.73M shares 10-K · filed 2025-02-25 | 78.19M shares 10-K · filed 2023-02-24 | ||||
| 2022-09-30 | 129.73M shares 10-Q · filed 2023-11-03 | 78.23M shares 10-Q · filed 2022-10-28 | 129.70M shares derived: average of 2 quarters · filed 2023-11-03 | 129.70M shares 10-Q · filed 2023-11-03 | 78.14M shares 10-Q · filed 2022-10-28 | 174.94M shares derived: average of 4 quarters · filed 2024-02-27 | |||
| 2022-06-30 | 129.67M shares 10-Q · filed 2023-08-03 | 78.11M shares 10-Q · filed 2022-08-04 | 129.69M shares 10-Q · filed 2023-08-03 | 78.10M shares 10-Q · filed 2022-08-04 | 190.01M shares derived: average of 3 quarters · filed 2024-02-27 | 160.30M shares derived: average of 4 quarters · filed 2024-02-27 | |||
| 2022-03-31 | 129.69M shares 10-Q · filed 2023-05-09 | 78.08M shares 10-Q · filed 2022-05-05 | 220.17M shares derived: average of 2 quarters · filed 2024-02-27 | 170.51M shares derived: average of 3 quarters · filed 2024-02-27 | 145.67M shares derived: average of 4 quarters · filed 2024-02-27 | ||||
| 2021-12-31 | 310.65M shares derived: 10-K 12 month − 10-Q 9 month · filed 2024-02-27 | 190.92M shares derived: average of 2 quarters · filed 2024-02-27 | 151.00M shares derived: average of 3 quarters · filed 2024-02-27 | 131.03M shares 10-K · filed 2024-02-27 | 72.87M shares 10-K · filed 2022-02-25 | ||||
| 2021-09-30 | 71.19M shares 10-Q · filed 2022-10-28 | 71.17M shares derived: average of 2 quarters · filed 2022-10-28 | 71.16M shares 10-Q · filed 2022-10-28 | 71.07M shares derived: average of 4 quarters · filed 2023-02-24 | |||||
| 2021-06-30 | 71.16M shares 10-Q · filed 2022-08-04 | 71.08M shares 10-Q · filed 2022-08-04 | 71.03M shares derived: average of 3 quarters · filed 2023-02-24 | 70.96M shares derived: average of 4 quarters · filed 2023-02-24 | |||||
| 2021-03-31 | 71.11M shares 10-Q · filed 2022-05-05 | 70.96M shares derived: average of 2 quarters · filed 2023-02-24 | 70.89M shares derived: average of 3 quarters · filed 2023-02-24 | 70.85M shares derived: average of 4 quarters · filed 2023-02-24 | |||||
| 2020-12-31 | 70.80M shares derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-24 | 70.78M shares derived: average of 2 quarters · filed 2023-02-24 | 70.76M shares derived: average of 3 quarters · filed 2023-02-24 | 70.88M shares 10-K · filed 2023-02-24 | |||||
| 2020-09-30 | 70.76M shares 10-Q · filed 2021-11-05 | 70.74M shares derived: average of 2 quarters · filed 2021-11-05 | 70.91M shares 10-Q · filed 2021-11-05 | 71.02M shares derived: average of 4 quarters · filed 2022-02-25 | |||||
| 2020-06-30 | 70.71M shares 10-Q · filed 2021-08-06 | 70.98M shares 10-Q · filed 2021-08-06 | 71.11M shares derived: average of 3 quarters · filed 2022-02-25 | 71.28M shares derived: average of 4 quarters · filed 2022-02-25 | |||||
| 2020-03-31 | 71.26M shares 10-Q · filed 2021-05-06 | 71.31M shares derived: average of 2 quarters · filed 2022-02-25 | 71.47M shares derived: average of 3 quarters · filed 2022-02-25 | 71.72M shares derived: average of 4 quarters · filed 2022-02-25 | |||||
| 2019-12-31 | 71.36M shares derived: 10-K 12 month − 10-Q 9 month · filed 2022-02-25 | 71.58M shares derived: average of 2 quarters · filed 2022-02-25 | 71.87M shares derived: average of 3 quarters · filed 2022-02-25 | 72.03M shares 10-K · filed 2022-02-25 | |||||
| 2019-09-30 | 71.80M shares 10-Q · filed 2020-11-05 | 72.13M shares derived: average of 2 quarters · filed 2020-11-05 | 72.26M shares 10-Q · filed 2020-11-05 | 72.30M shares derived: average of 4 quarters · filed 2021-02-26 | |||||
| 2019-06-30 | 72.45M shares 10-Q · filed 2020-07-31 | 72.49M shares 10-Q · filed 2020-07-31 | 72.47M shares derived: average of 3 quarters · filed 2021-02-26 | 72.46M shares derived: average of 4 quarters · filed 2021-02-26 | |||||
| 2019-03-31 | 72.52M shares 10-Q · filed 2020-05-08 | 72.48M shares derived: average of 2 quarters · filed 2021-02-26 | 72.46M shares derived: average of 3 quarters · filed 2021-02-26 | 72.45M shares derived: average of 4 quarters · filed 2021-02-26 | |||||
| 2018-12-31 | 72.44M shares derived: 10-K 12 month − 10-Q 9 month · filed 2021-02-26 | 72.44M shares derived: average of 2 quarters · filed 2021-02-26 | 72.42M shares derived: average of 3 quarters · filed 2021-02-26 | 72.39M shares 10-K · filed 2021-02-26 | |||||
| 2018-09-30 | 72.43M shares 10-Q · filed 2019-11-06 | 72.41M shares derived: average of 2 quarters · filed 2019-11-06 | 72.37M shares 10-Q · filed 2019-11-06 | 71.07M shares derived: average of 4 quarters · filed 2020-02-27 | |||||
| 2018-06-30 | 72.39M shares 10-Q · filed 2019-08-01 | 72.35M shares 10-Q · filed 2019-08-01 | 70.62M shares derived: average of 3 quarters · filed 2020-02-27 | 67.36M shares derived: average of 4 quarters · filed 2020-02-27 | |||||
| 2018-03-31 | 72.31M shares 10-Q · filed 2019-05-03 | 69.73M shares derived: average of 2 quarters · filed 2020-02-27 | 65.68M shares derived: average of 3 quarters · filed 2020-02-27 | 63.64M shares derived: average of 4 quarters · filed 2020-02-27 | |||||
| 2017-12-31 | 67.16M shares derived: 10-K 12 month − 10-Q 9 month · filed 2020-02-27 | 62.36M shares derived: average of 2 quarters · filed 2020-02-27 | 60.75M shares derived: average of 3 quarters · filed 2020-02-27 | 59.89M shares 10-K · filed 2020-02-27 | |||||
| 2017-09-30 | 57.57M shares 10-Q · filed 2018-11-07 | 57.55M shares derived: average of 2 quarters · filed 2018-11-07 | 57.47M shares 10-Q · filed 2018-11-07 | 57.43M shares derived: average of 4 quarters · filed 2019-02-28 | |||||
| 2017-06-30 | 57.52M shares 10-Q · filed 2018-08-07 | 57.44M shares 10-Q · filed 2018-08-07 | 57.38M shares derived: average of 3 quarters · filed 2019-02-28 | 57.34M shares derived: average of 4 quarters · filed 2019-02-28 | |||||
| 2017-03-31 | 57.39M shares 10-Q · filed 2018-05-04 | 57.31M shares derived: average of 2 quarters · filed 2019-02-28 | 57.28M shares derived: average of 3 quarters · filed 2019-02-28 | 57.26M shares derived: average of 4 quarters · filed 2019-02-28 | |||||
| 2016-12-31 | 57.22M shares derived: 10-K 12 month − 10-Q 9 month · filed 2019-02-28 | 57.22M shares derived: average of 2 quarters · filed 2019-02-28 | 57.21M shares derived: average of 3 quarters · filed 2019-02-28 | 57.19M shares 10-K · filed 2019-02-28 | |||||
| 2016-09-30 | 57.23M shares 10-Q · filed 2017-11-08 | 57.21M shares derived: average of 2 quarters · filed 2017-11-08 | 57.18M shares 10-Q · filed 2017-11-08 | 57.15M shares derived: average of 4 quarters · filed 2018-03-01 | |||||
| 2016-06-30 | 57.20M shares 10-Q · filed 2017-08-09 | 57.16M shares 10-Q · filed 2017-08-09 | 57.13M shares derived: average of 3 quarters · filed 2018-03-01 | 57.11M shares derived: average of 4 quarters · filed 2018-03-01 | |||||
| 2016-03-31 | 57.13M shares 10-Q · filed 2017-05-05 | 57.09M shares derived: average of 2 quarters · filed 2018-03-01 | 57.08M shares derived: average of 3 quarters · filed 2018-03-01 | 57.08M shares derived: average of 4 quarters · filed 2018-03-01 | |||||
| 2015-12-31 | 57.06M shares derived: 10-K 12 month − 10-Q 9 month · filed 2018-03-01 | 57.06M shares derived: average of 2 quarters · filed 2018-03-01 | 57.07M shares derived: average of 3 quarters · filed 2018-03-01 | 57.03M shares 10-K · filed 2018-03-01 | |||||
| 2015-09-30 | 57.06M shares 10-Q · filed 2016-11-09 | 57.07M shares derived: average of 2 quarters · filed 2016-11-09 | 57.02M shares 10-Q · filed 2016-11-09 | 56.60M shares derived: average of 4 quarters · filed 2017-03-01 | |||||
| 2015-06-30 | 57.07M shares 10-Q · filed 2016-08-04 | 57.01M shares 10-Q · filed 2016-08-04 | 56.45M shares derived: average of 3 quarters · filed 2017-03-01 | 55.46M shares derived: average of 4 quarters · filed 2017-03-01 | |||||
| 2015-03-31 | 56.98M shares 10-Q · filed 2016-05-05 | 56.14M shares derived: average of 2 quarters · filed 2017-03-01 | 54.93M shares derived: average of 3 quarters · filed 2017-03-01 | 54.32M shares derived: average of 4 quarters · filed 2017-03-01 | |||||
| 2014-12-31 | 55.30M shares derived: 10-K 12 month − 10-Q 9 month · filed 2017-03-01 | 53.91M shares derived: average of 2 quarters · filed 2017-03-01 | 53.44M shares derived: average of 3 quarters · filed 2017-03-01 | 53.18M shares 10-K · filed 2017-03-01 | |||||
| 2014-09-30 | 52.52M shares 10-Q · filed 2015-11-05 | 52.51M shares derived: average of 2 quarters · filed 2015-11-05 | 52.48M shares 10-Q · filed 2015-11-05 | 52.45M shares derived: average of 4 quarters · filed 2016-02-29 | |||||
| 2014-06-30 | 52.49M shares 10-Q · filed 2015-08-07 | 52.46M shares 10-Q · filed 2015-08-07 | 52.43M shares derived: average of 3 quarters · filed 2016-02-29 | 52.40M shares derived: average of 4 quarters · filed 2016-02-29 | |||||
| 2014-03-31 | 52.43M shares 10-Q · filed 2015-05-06 | 52.40M shares derived: average of 2 quarters · filed 2016-02-29 | 52.36M shares derived: average of 3 quarters · filed 2016-02-29 | 52.30M shares derived: average of 4 quarters · filed 2016-02-29 | |||||
| 2013-12-31 | 52.36M shares derived: 10-K 12 month − 10-Q 9 month · filed 2016-02-29 | 52.33M shares derived: average of 2 quarters · filed 2016-02-29 | 52.26M shares derived: average of 3 quarters · filed 2016-02-29 | 49.05M shares 10-K · filed 2016-02-29 | |||||
| 2013-09-30 | 52.30M shares 10-Q · filed 2014-11-06 | 52.21M shares derived: average of 2 quarters · filed 2014-11-06 | 47.95M shares 10-Q · filed 2014-11-06 | 45.77M shares derived: average of 4 quarters · filed 2015-03-02 | |||||
| 2013-06-30 | 52.13M shares 10-Q · filed 2014-08-06 | 45.76M shares 10-Q · filed 2014-08-06 | 43.59M shares derived: average of 3 quarters · filed 2015-03-02 | 42.52M shares derived: average of 4 quarters · filed 2015-03-02 | |||||
| 2013-03-31 | 39.35M shares 10-Q · filed 2014-05-09 | 39.33M shares derived: average of 2 quarters · filed 2015-03-02 | 39.31M shares derived: average of 3 quarters · filed 2015-03-02 | 39.31M shares derived: average of 4 quarters · filed 2015-03-02 | |||||
| 2012-12-31 | 39.30M shares derived: 10-K 12 month − 10-Q 9 month · filed 2015-03-02 | 39.30M shares derived: average of 2 quarters · filed 2015-03-02 | 39.30M shares derived: average of 3 quarters · filed 2015-03-02 | 39.26M shares 10-K · filed 2015-03-02 | |||||
| 2012-09-30 | 39.29M shares 10-Q · filed 2013-11-04 | 39.30M shares derived: average of 2 quarters · filed 2013-11-04 | 39.25M shares 10-Q · filed 2013-11-04 | 39.28M shares derived: average of 4 quarters · filed 2014-03-03 | 39.19M shares 10-Q · filed 2012-11-02 | ||||
| 2012-06-30 | 39.31M shares 10-Q · filed 2013-08-06 | 39.31M shares 10-Q · filed 2013-08-06 | 39.27M shares derived: average of 3 quarters · filed 2014-03-03 | 39.25M shares derived: average of 4 quarters · filed 2014-03-03 | |||||
| 2012-03-31 | 39.30M shares 10-Q · filed 2013-05-07 | 39.26M shares derived: average of 2 quarters · filed 2014-03-03 | 39.24M shares derived: average of 3 quarters · filed 2014-03-03 | 39.22M shares derived: average of 4 quarters · filed 2014-03-03 | |||||
| 2011-12-31 | 39.22M shares derived: 10-K 12 month − 10-Q 9 month · filed 2014-03-03 | 39.21M shares derived: average of 2 quarters · filed 2014-03-03 | 39.19M shares derived: average of 3 quarters · filed 2014-03-03 | 39.18M shares 10-K · filed 2014-03-03 | |||||
| 2011-09-30 | 39.19M shares 10-Q/A · filed 2011-11-15 | 39.18M shares derived: average of 2 quarters · filed 2012-08-06 | 39.17M shares 10-Q · filed 2012-11-02 | 39.16M shares derived: average of 4 quarters · filed 2013-03-01 | |||||
| 2011-06-30 | 39.17M shares 10-Q · filed 2012-08-06 | 39.16M shares 10-Q · filed 2012-08-06 | 39.15M shares derived: average of 3 quarters · filed 2013-03-01 | 39.15M shares derived: average of 4 quarters · filed 2013-03-01 | |||||
| 2011-03-31 | 39.16M shares 10-Q · filed 2012-05-07 | 39.15M shares derived: average of 2 quarters · filed 2013-03-01 | 39.15M shares derived: average of 3 quarters · filed 2013-03-01 | 38.13M shares derived: average of 4 quarters · filed 2013-03-01 | |||||
| 2010-12-31 | 39.14M shares derived: 10-K 12 month − 10-Q/A 9 month · filed 2013-03-01 | 39.14M shares derived: average of 2 quarters · filed 2013-03-01 | 37.79M shares derived: average of 3 quarters · filed 2013-03-01 | 35.39M shares 10-K · filed 2013-03-01 | |||||
| 2010-09-30 | 39.14M shares 10-Q/A · filed 2011-11-15 | 37.11M shares derived: average of 2 quarters · filed 2011-11-15 | 34.14M shares 10-Q/A · filed 2011-11-15 | ||||||
| 2010-06-30 | 35.08M shares 10-Q · filed 2011-08-08 | 31.61M shares 10-Q · filed 2011-08-08 | |||||||
| 2010-03-31 | 28.10M shares 10-Q · filed 2011-05-06 | ||||||||
| 2009-12-31 | 21.85M shares 10-K · filed 2012-02-29 |
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