COLUMBIA BANKING SYSTEM, INC. Basic Shares Outstanding (Weighted Average)
COLUMBIA BANKING SYSTEM, INC. (COLB) reported Basic Shares Outstanding (Weighted Average) of 285.56 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:WeightedAverageNumberOfSharesOutstandingBasic · last filed 2026-08-04
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, basic for the quarter ending 2026-06-30 was 285.56M shares, a 36.55% increase year-over-year.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, basic for the quarter ending 2026-03-31 was 290.93M shares, a 39.34% increase year-over-year.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, basic for the quarter ending 2025-12-31 was 296.01M shares, a 41.94% increase year-over-year.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, basic for the quarter ending 2025-09-30 was 237.84M shares, a 14.05% increase year-over-year.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, basic for fiscal 2025 was 238.02M shares, a 14.18% increase from fiscal 2024.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, basic for fiscal 2024 was 208.46M shares, a 6.74% increase from fiscal 2023.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, basic for fiscal 2023 was 195.30M shares, a 51.07% increase from fiscal 2022.
- COLUMBIA BANKING SYSTEM, INC. weighted average number of shares outstanding, basic for fiscal 2022 was 129.28M shares, a 0.94% decline from fiscal 2021.
| Period end | Weighted Average Number of Shares Outstanding, Basic 3 month | Weighted Average Number of Shares Outstanding, Basic 3 month as first filed | Weighted Average Number of Shares Outstanding, Basic 6 month | Weighted Average Number of Shares Outstanding, Basic 6 month as first filed | Weighted Average Number of Shares Outstanding, Basic 9 month | Weighted Average Number of Shares Outstanding, Basic 9 month as first filed | Weighted Average Number of Shares Outstanding, Basic 12 month | Weighted Average Number of Shares Outstanding, Basic 12 month as first filed | Weighted Average Number of Shares Outstanding, Basic 15 month |
|---|---|---|---|---|---|---|---|---|---|
| 2026-06-30 | 285.56M shares 10-Q · filed 2026-08-04 | 288.13M shares 10-Q · filed 2026-08-04 | 290.83M shares derived: average of 3 quarters · filed 2026-08-04 | 277.58M shares derived: average of 4 quarters · filed 2026-08-04 | |||||
| 2026-03-31 | 290.93M shares 10-Q · filed 2026-05-05 | 293.47M shares derived: average of 2 quarters · filed 2026-05-05 | 274.93M shares derived: average of 3 quarters · filed 2026-05-05 | 258.48M shares derived: average of 4 quarters · filed 2026-08-04 | |||||
| 2025-12-31 | 296.01M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | 266.92M shares derived: average of 2 quarters · filed 2026-02-26 | 247.66M shares derived: average of 3 quarters · filed 2026-08-04 | 238.02M shares 10-K · filed 2026-02-26 | |||||
| 2025-09-30 | 237.84M shares 10-Q · filed 2025-11-06 | 223.48M shares derived: average of 2 quarters · filed 2026-08-04 | 218.69M shares 10-Q · filed 2025-11-06 | 216.08M shares derived: average of 4 quarters · filed 2026-08-04 | |||||
| 2025-06-30 | 209.13M shares 10-Q · filed 2026-08-04 | 208.96M shares 10-Q · filed 2026-08-04 | 208.82M shares derived: average of 3 quarters · filed 2026-08-04 | 208.75M shares derived: average of 4 quarters · filed 2026-08-04 | |||||
| 2025-03-31 | 208.80M shares 10-Q · filed 2026-05-05 | 208.67M shares derived: average of 2 quarters · filed 2026-05-05 | 208.63M shares derived: average of 3 quarters · filed 2026-05-05 | 208.60M shares derived: average of 4 quarters · filed 2026-05-05 | |||||
| 2024-12-31 | 208.55M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | 208.55M shares derived: average of 2 quarters · filed 2026-02-26 | 208.53M shares derived: average of 3 quarters · filed 2026-02-26 | 208.46M shares 10-K · filed 2026-02-26 | |||||
| 2024-09-30 | 208.54M shares 10-Q · filed 2025-11-06 | 208.52M shares derived: average of 2 quarters · filed 2025-11-06 | 208.44M shares 10-Q · filed 2025-11-06 | 208.38M shares derived: average of 4 quarters · filed 2026-02-26 | |||||
| 2024-06-30 | 208.50M shares 10-Q · filed 2025-08-06 | 208.38M shares 10-Q · filed 2025-08-06 | 208.33M shares derived: average of 3 quarters · filed 2026-02-26 | 208.26M shares derived: average of 4 quarters · filed 2026-02-26 | |||||
| 2024-03-31 | 208.26M shares 10-Q · filed 2025-05-06 | 208.24M shares derived: average of 2 quarters · filed 2026-02-26 | 208.19M shares derived: average of 3 quarters · filed 2026-02-26 | 208.13M shares derived: average of 4 quarters · filed 2026-02-26 | |||||
| 2023-12-31 | 208.22M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | 208.15M shares derived: average of 2 quarters · filed 2026-02-26 | 208.09M shares derived: average of 3 quarters · filed 2026-02-26 | 195.30M shares 10-K · filed 2026-02-26 | |||||
| 2023-09-30 | 208.07M shares 10-Q · filed 2024-11-05 | 208.02M shares derived: average of 2 quarters · filed 2024-11-05 | 191.00M shares 10-Q · filed 2024-11-05 | 175.44M shares derived: average of 4 quarters · filed 2025-02-25 | |||||
| 2023-06-30 | 207.98M shares 10-Q · filed 2024-08-06 | 182.32M shares 10-Q · filed 2024-08-06 | 164.56M shares derived: average of 3 quarters · filed 2025-02-25 | 155.75M shares derived: average of 4 quarters · filed 2025-02-25 | |||||
| 2023-03-31 | 156.38M shares 10-Q · filed 2024-05-07 | 142.85M shares derived: average of 2 quarters · filed 2025-02-25 | 138.34M shares derived: average of 3 quarters · filed 2025-02-25 | 136.08M shares derived: average of 4 quarters · filed 2025-02-25 | |||||
| 2022-12-31 | 129.32M shares derived: 10-K 12 month − 10-Q 9 month · filed 2025-02-25 | 129.32M shares derived: average of 2 quarters · filed 2025-02-25 | 129.32M shares derived: average of 3 quarters · filed 2025-02-25 | 129.28M shares 10-K · filed 2025-02-25 | 78.05M shares 10-K · filed 2023-02-24 | ||||
| 2022-09-30 | 129.32M shares 10-Q · filed 2023-11-03 | 78.10M shares 10-Q · filed 2022-10-28 | 129.31M shares derived: average of 2 quarters · filed 2023-11-03 | 129.26M shares 10-Q · filed 2023-11-03 | 78.03M shares 10-Q · filed 2022-10-28 | 174.22M shares derived: average of 4 quarters · filed 2024-02-27 | |||
| 2022-06-30 | 129.31M shares 10-Q · filed 2023-08-03 | 78.05M shares 10-Q · filed 2022-08-04 | 129.23M shares 10-Q · filed 2023-08-03 | 77.99M shares 10-Q · filed 2022-08-04 | 189.19M shares derived: average of 3 quarters · filed 2024-02-27 | 159.65M shares derived: average of 4 quarters · filed 2024-02-27 | |||
| 2022-03-31 | 129.16M shares 10-Q · filed 2023-05-09 | 77.92M shares 10-Q · filed 2022-05-05 | 219.13M shares derived: average of 2 quarters · filed 2024-02-27 | 169.77M shares derived: average of 3 quarters · filed 2024-02-27 | 145.07M shares derived: average of 4 quarters · filed 2024-02-27 | ||||
| 2021-12-31 | 309.10M shares derived: 10-K 12 month − 10-Q 9 month · filed 2024-02-27 | 190.07M shares derived: average of 2 quarters · filed 2024-02-27 | 150.37M shares derived: average of 3 quarters · filed 2024-02-27 | 130.50M shares 10-K · filed 2024-02-27 | 72.68M shares 10-K · filed 2022-02-25 | ||||
| 2021-09-30 | 71.04M shares 10-Q · filed 2022-10-28 | 71.01M shares derived: average of 2 quarters · filed 2022-10-28 | 70.97M shares 10-Q · filed 2022-10-28 | 70.91M shares derived: average of 4 quarters · filed 2023-02-24 | |||||
| 2021-06-30 | 70.99M shares 10-Q · filed 2022-08-04 | 70.92M shares 10-Q · filed 2022-08-04 | 70.86M shares derived: average of 3 quarters · filed 2023-02-24 | 70.83M shares derived: average of 4 quarters · filed 2023-02-24 | |||||
| 2021-03-31 | 70.87M shares 10-Q · filed 2022-05-05 | 70.80M shares derived: average of 2 quarters · filed 2023-02-24 | 70.78M shares derived: average of 3 quarters · filed 2023-02-24 | 70.75M shares derived: average of 4 quarters · filed 2023-02-24 | |||||
| 2020-12-31 | 70.73M shares derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-24 | 70.73M shares derived: average of 2 quarters · filed 2023-02-24 | 70.71M shares derived: average of 3 quarters · filed 2023-02-24 | 70.83M shares 10-K · filed 2023-02-24 | |||||
| 2020-09-30 | 70.73M shares 10-Q · filed 2021-11-05 | 70.70M shares derived: average of 2 quarters · filed 2021-11-05 | 70.87M shares 10-Q · filed 2021-11-05 | 70.96M shares derived: average of 4 quarters · filed 2022-02-25 | |||||
| 2020-06-30 | 70.68M shares 10-Q · filed 2021-08-06 | 70.94M shares 10-Q · filed 2021-08-06 | 71.04M shares derived: average of 3 quarters · filed 2022-02-25 | 71.23M shares derived: average of 4 quarters · filed 2022-02-25 | |||||
| 2020-03-31 | 71.21M shares 10-Q · filed 2021-05-06 | 71.22M shares derived: average of 2 quarters · filed 2022-02-25 | 71.41M shares derived: average of 3 quarters · filed 2022-02-25 | 71.67M shares derived: average of 4 quarters · filed 2022-02-25 | |||||
| 2019-12-31 | 71.23M shares derived: 10-K 12 month − 10-Q 9 month · filed 2022-02-25 | 71.52M shares derived: average of 2 quarters · filed 2022-02-25 | 71.83M shares derived: average of 3 quarters · filed 2022-02-25 | 72.00M 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 | 72.44M shares derived: average of 4 quarters · filed 2021-02-26 | |||||
| 2018-12-31 | 72.43M shares derived: 10-K 12 month − 10-Q 9 month · filed 2021-02-26 | 72.43M shares derived: average of 2 quarters · filed 2021-02-26 | 72.41M 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 | 72.34M shares 10-Q · filed 2019-08-01 | 70.61M shares derived: average of 3 quarters · filed 2020-02-27 | 67.35M shares derived: average of 4 quarters · filed 2020-02-27 | |||||
| 2018-03-31 | 72.30M shares 10-Q · filed 2019-05-03 | 69.73M shares derived: average of 2 quarters · filed 2020-02-27 | 65.67M shares derived: average of 3 quarters · filed 2020-02-27 | 63.63M shares derived: average of 4 quarters · filed 2020-02-27 | |||||
| 2017-12-31 | 67.15M 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 | 59.88M shares 10-K · filed 2020-02-27 | |||||
| 2017-09-30 | 57.57M shares 10-Q · filed 2018-11-07 | 57.54M shares derived: average of 2 quarters · filed 2018-11-07 | 57.46M shares 10-Q · filed 2018-11-07 | 57.42M 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 | 57.30M shares derived: average of 2 quarters · filed 2019-02-28 | 57.27M shares derived: average of 3 quarters · filed 2019-02-28 | 57.25M 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 | 57.18M shares 10-K · filed 2019-02-28 | |||||
| 2016-09-30 | 57.22M shares 10-Q · filed 2017-11-08 | 57.20M shares derived: average of 2 quarters · filed 2017-11-08 | 57.17M shares 10-Q · filed 2017-11-08 | 57.14M shares derived: average of 4 quarters · filed 2018-03-01 | |||||
| 2016-06-30 | 57.19M shares 10-Q · filed 2017-08-09 | 57.15M shares 10-Q · filed 2017-08-09 | 57.12M shares derived: average of 3 quarters · filed 2018-03-01 | 57.10M shares derived: average of 4 quarters · filed 2018-03-01 | |||||
| 2016-03-31 | 57.11M shares 10-Q · filed 2017-05-05 | 57.08M shares derived: average of 2 quarters · filed 2018-03-01 | 57.07M shares derived: average of 3 quarters · filed 2018-03-01 | 57.07M shares derived: average of 4 quarters · filed 2018-03-01 | |||||
| 2015-12-31 | 57.05M shares derived: 10-K 12 month − 10-Q 9 month · filed 2018-03-01 | 57.05M shares derived: average of 2 quarters · filed 2018-03-01 | 57.05M shares derived: average of 3 quarters · filed 2018-03-01 | 57.02M shares 10-K · filed 2018-03-01 | |||||
| 2015-09-30 | 57.05M shares 10-Q · filed 2016-11-09 | 57.05M shares derived: average of 2 quarters · filed 2016-11-09 | 57.01M shares 10-Q · filed 2016-11-09 | 56.56M shares derived: average of 4 quarters · filed 2017-03-01 | |||||
| 2015-06-30 | 57.05M shares 10-Q · filed 2016-08-04 | 57.00M shares 10-Q · filed 2016-08-04 | 56.39M shares derived: average of 3 quarters · filed 2017-03-01 | 55.32M shares derived: average of 4 quarters · filed 2017-03-01 | |||||
| 2015-03-31 | 56.97M shares 10-Q · filed 2016-05-05 | 56.06M shares derived: average of 2 quarters · filed 2017-03-01 | 54.74M shares derived: average of 3 quarters · filed 2017-03-01 | 54.08M shares derived: average of 4 quarters · filed 2017-03-01 | |||||
| 2014-12-31 | 55.16M shares derived: 10-K 12 month − 10-Q 9 month · filed 2017-03-01 | 53.63M shares derived: average of 2 quarters · filed 2017-03-01 | 53.12M shares derived: average of 3 quarters · filed 2017-03-01 | 52.62M shares 10-K · filed 2017-03-01 | |||||
| 2014-09-30 | 52.11M shares 10-Q · filed 2015-11-05 | 52.10M shares derived: average of 2 quarters · filed 2015-11-05 | 51.77M shares 10-Q · filed 2015-11-05 | 51.54M shares derived: average of 4 quarters · filed 2016-02-29 | |||||
| 2014-06-30 | 52.09M shares 10-Q · filed 2015-08-07 | 51.60M shares 10-Q · filed 2015-08-07 | 51.35M shares derived: average of 3 quarters · filed 2016-02-29 | 51.22M shares derived: average of 4 quarters · filed 2016-02-29 | |||||
| 2014-03-31 | 51.10M shares 10-Q · filed 2015-05-06 | 50.99M shares derived: average of 2 quarters · filed 2016-02-29 | 50.94M shares derived: average of 3 quarters · filed 2016-02-29 | 50.90M shares derived: average of 4 quarters · filed 2016-02-29 | |||||
| 2013-12-31 | 50.88M shares derived: 10-K 12 month − 10-Q 9 month · filed 2016-02-29 | 50.85M shares derived: average of 2 quarters · filed 2016-02-29 | 50.83M shares derived: average of 3 quarters · filed 2016-02-29 | 47.99M shares 10-K · filed 2016-02-29 | |||||
| 2013-09-30 | 50.83M shares 10-Q · filed 2014-11-06 | 50.81M shares derived: average of 2 quarters · filed 2014-11-06 | 47.03M shares 10-Q · filed 2014-11-06 | 45.07M shares derived: average of 4 quarters · filed 2015-03-02 | |||||
| 2013-06-30 | 50.79M shares 10-Q · filed 2014-08-06 | 45.10M shares 10-Q · filed 2014-08-06 | 43.14M shares derived: average of 3 quarters · filed 2015-03-02 | 42.18M shares derived: average of 4 quarters · filed 2015-03-02 | |||||
| 2013-03-31 | 39.35M shares 10-Q · filed 2014-05-09 | 39.32M shares derived: average of 2 quarters · filed 2015-03-02 | 39.31M shares derived: average of 3 quarters · filed 2015-03-02 | 39.30M 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 | 39.29M shares derived: average of 2 quarters · filed 2015-03-02 | 39.28M 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 | 39.27M shares derived: average of 2 quarters · filed 2013-11-04 | 39.25M shares 10-Q · filed 2013-11-04 | 39.22M shares derived: average of 4 quarters · filed 2014-03-03 | 39.13M shares 10-Q · filed 2012-11-02 | ||||
| 2012-06-30 | 39.26M shares 10-Q · filed 2013-08-06 | 39.23M shares 10-Q · filed 2013-08-06 | 39.20M shares derived: average of 3 quarters · filed 2014-03-03 | 39.18M shares derived: average of 4 quarters · filed 2014-03-03 | |||||
| 2012-03-31 | 39.20M shares 10-Q · filed 2013-05-07 | 39.17M shares derived: average of 2 quarters · filed 2014-03-03 | 39.15M shares derived: average of 3 quarters · filed 2014-03-03 | 39.14M shares derived: average of 4 quarters · filed 2014-03-03 | |||||
| 2011-12-31 | 39.14M shares derived: 10-K 12 month − 10-Q 9 month · filed 2014-03-03 | 39.13M shares derived: average of 2 quarters · filed 2014-03-03 | 39.12M shares derived: average of 3 quarters · filed 2014-03-03 | 39.10M shares 10-K · filed 2014-03-03 | |||||
| 2011-09-30 | 39.13M shares 10-Q/A · filed 2011-11-15 | 39.12M shares derived: average of 2 quarters · filed 2012-08-06 | 39.09M shares 10-Q · filed 2012-11-02 | 39.08M shares derived: average of 4 quarters · filed 2013-03-01 | |||||
| 2011-06-30 | 39.11M shares 10-Q · filed 2012-08-06 | 39.07M shares 10-Q · filed 2012-08-06 | 39.06M shares derived: average of 3 quarters · filed 2013-03-01 | 39.04M shares derived: average of 4 quarters · filed 2013-03-01 | |||||
| 2011-03-31 | 39.04M shares 10-Q · filed 2012-05-07 | 39.03M shares derived: average of 2 quarters · filed 2013-03-01 | 39.01M shares derived: average of 3 quarters · filed 2013-03-01 | 37.97M shares derived: average of 4 quarters · filed 2013-03-01 | |||||
| 2010-12-31 | 39.02M shares derived: 10-K 12 month − 10-Q/A 9 month · filed 2013-03-01 | 39.00M shares derived: average of 2 quarters · filed 2013-03-01 | 37.61M shares derived: average of 3 quarters · filed 2013-03-01 | 35.21M shares 10-K · filed 2013-03-01 | |||||
| 2010-09-30 | 38.98M shares 10-Q/A · filed 2011-11-15 | 36.90M shares derived: average of 2 quarters · filed 2011-11-15 | 33.94M shares 10-Q/A · filed 2011-11-15 | ||||||
| 2010-06-30 | 34.83M shares 10-Q · filed 2011-08-08 | 31.38M shares 10-Q · filed 2011-08-08 | |||||||
| 2010-03-31 | 27.89M shares 10-Q · filed 2011-05-06 | ||||||||
| 2009-12-31 | 21.85M shares 10-K · filed 2012-02-29 |
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