NASDAQ:COLB | Shares Outstanding | COLUMBIA BANKING SYSTEM, INC.

Complete source-backed shares outstanding history.

Available history
2010-12-31 to 2026-07-31
Data captured

Historical Shares Outstanding

DateShares outstanding
2026-07-31282,902,268
2026-06-30282,817,000
2026-04-30289,490,366
2026-03-31289,530,000
2026-01-31295,550,687
2025-12-31295,422,000
2025-10-31299,120,976
2025-09-30299,147,000
2025-07-31210,301,407
2025-06-30210,213,254
2025-04-30210,200,798
2025-03-31210,112,415
2025-01-31209,649,030
2024-12-31209,536,000
2024-10-31209,531,207
2024-09-30209,531,882
2024-07-31209,481,301
2024-06-30209,459,123
2024-04-30209,378,282
2024-03-31209,370,395
2024-01-31208,625,649
2023-12-31208,584,667
2023-10-31208,575,786
2023-09-30208,575,479
2023-07-31208,570,828
2023-06-30208,513,639
2023-05-01208,458,075
2023-03-31208,429,244
2023-01-3178,677,504
2022-12-31129,320,962
2022-10-2578,646,118
2022-09-3078,647,000
2022-07-3178,649,458
2022-06-3078,621,000
2022-04-3078,639,422
2022-03-3178,644,000
2022-01-3178,538,191
2021-12-3178,511,000
2021-10-3178,523,358
2021-09-3071,760,000
2021-07-3171,767,227
2021-06-3071,742,000
2021-04-3071,731,554
2021-03-3171,739,000
2021-01-3171,633,149
2020-12-3171,598,000
2020-10-3171,605,637
2020-09-3071,613,000
2020-07-2771,618,641
2020-06-3071,586,000
2020-04-3071,569,872
2020-03-3171,575,000
2020-01-3172,146,350
2019-12-3172,124,000
2019-10-3172,136,242
2019-09-3072,288,000
2019-07-2972,939,361
2019-06-3072,924,000
2019-04-3073,555,751
2019-01-3173,267,025
2018-12-3173,249,000
2018-10-3173,257,775
2018-09-3073,260,000
2018-07-3173,270,683
2018-06-3073,245,000
2018-04-3073,238,908
2018-03-3173,240,000
2018-01-3173,038,791
2017-12-3173,020,000
2017-10-3158,373,165
2017-09-3058,376,000
2017-07-3158,380,971
2017-06-3058,353,000
2017-04-3058,343,431
2017-03-3158,329,000
2017-01-3158,169,164
2016-12-3158,042,000
2016-10-3158,042,207
2016-09-3058,043,000
2016-07-3158,048,500
2016-06-3058,025,000
2016-04-3058,004,075
2016-03-3158,008,000
2016-01-3157,744,431
2015-12-3157,724,000
2015-10-3157,730,550
2015-09-3057,729,000
2015-07-3157,734,127
2015-06-3057,709,000
2015-04-3057,692,047
2015-03-3157,699,000
2015-01-3157,452,815
2014-12-3157,437,000
2014-10-3153,229,819
2014-09-3052,649,000
2014-07-3152,651,886
2014-06-3052,635,000
2014-04-3052,599,634
2014-03-3152,600,000
2014-01-3151,282,776