Columbia Banking System, Inc. (COLB)

Historical Shares Outstanding

Current Count

286.5M

Financial Fundamentals

COLB • Quarterly Data • 5Y View

Share Count History

Date	Shares Out. (M)	Change (M)	Change %
2026-06-30	286.5	-5.7	-1.95%
2026-03-31	292.2	-4.6	-1.55%
2025-12-31	296.8	57.8	+24.21%
2025-09-30	238.9	28.9	+13.79%
2025-06-30	210.0	-0.0	-0.02%
2025-03-31	210.0	0.7	+0.33%
2024-12-31	209.3	-0.1	-0.06%
2024-09-30	209.5	0.4	+0.21%
2024-06-30	209.0	0.1	+0.03%
2024-03-31	209.0	0.2	+0.10%
2023-12-31	208.7	0.1	+0.05%
2023-09-30	208.6	0.1	+0.05%
2023-06-30	208.5	52.2	+33.36%
2023-03-31	156.4	-61.2	-28.12%
2022-12-31	217.6	0.2	+0.08%
2022-09-30	217.4	0.1	+0.05%
2022-06-30	217.3	-0.1	-0.05%
2022-03-31	217.4	0.0	+0.02%
2021-12-31	217.4	-1.6	-0.74%
2021-09-30	219.0	-2.0	-0.92%
2021-06-30	221.0	0.1	+0.06%
2021-03-31	220.9	0.2	+0.10%
2020-12-31	220.7	0.2	+0.11%
2020-09-30	220.4	0.1	+0.04%
2020-06-30	220.3	0.1	+0.05%
2020-03-31	220.2	-0.5	-0.21%
2019-12-31	220.7	0.1	+0.04%
2019-09-30	220.6	-0.1	-0.06%
2019-06-30	220.7	0.1	+0.03%
2019-03-31	220.7	-0.0	-0.01%
2018-12-31	220.7	0.0	+0.02%
2018-09-30	220.6	-0.0	-0.01%
2018-06-30	220.6	-0.2	-0.08%
2018-03-31	220.8	-0.0	-0.02%
2017-12-31	220.9	0.1	+0.05%
2017-09-30	220.8	0.0	+0.00%
2017-06-30	220.8	-0.0	-0.01%
2017-03-31	220.8	0.0	+0.01%
2016-12-31	220.8	0.0	+0.00%
2016-09-30	220.8	-0.2	-0.07%
2016-06-30	220.9	-0.1	-0.07%
2016-03-31	221.1	0.1	+0.06%
2015-12-31	220.9	0.0	+0.01%
2015-09-30	220.9	-0.2	-0.11%
2015-06-30	221.2	0.1	+0.04%
2015-03-31	221.1	1.1	+0.49%
2014-12-31	220.0	1.0	+0.47%
2014-09-30	218.9	21.3	+10.78%
2014-06-30	197.6	85.3	+75.89%
2014-03-31	112.4	0.2	+0.16%
2013-12-31	112.2	-0.0	-0.01%
2013-09-30	112.2	0.1	+0.04%
2013-06-30	112.1	0.0	+0.02%
2013-03-31	112.1	-0.0	-0.01%
2012-12-31	112.1	-0.0	-0.01%
2012-09-30	112.2	0.1	+0.07%
2012-06-30	112.1	-0.1	-0.07%
2012-03-31	112.2	-2.4	-2.09%
2011-12-31	114.6	-0.1	-0.12%
2011-09-30	114.7	-0.1	-0.08%
2011-06-30	114.8	0.0	+0.03%
2011-03-31	114.7	75.7	+193.90%
2010-12-31	39.0	-75.7	-65.98%
2010-09-30	114.8	0.0	+0.02%
2010-06-30	114.7	22.6	+24.47%
2010-03-31	92.2	64.3	+230.55%
2009-12-31	27.9	-46.2	-62.36%
2009-09-30	74.1	13.6	+22.53%
2009-06-30	60.5	0.3	+0.48%
2009-03-31	60.2	-0.1	-0.21%
2008-12-31	60.3	-0.1	-0.24%
2008-09-30	60.4	0.0	+0.06%
2008-06-30	60.4	0.2	+0.39%
2008-03-31	60.2	-0.0	-0.07%
2007-12-31	60.2	0.3	+0.53%
2007-09-30	59.9	-2.3	-3.75%
2007-06-30	62.2	3.4	+5.78%
2007-03-31	58.8	2.9	+5.11%
2006-12-31	56.0	-2.6	-4.50%
2006-09-30	58.6	9.5	+19.41%
2006-06-30	49.1	4.0	+8.99%
2006-03-31	45.0	0.0	+0.04%
2005-12-31	45.0	-0.3	-0.60%
2005-09-30	45.3	0.8	+1.84%
2005-06-30	44.5	-1.1	-2.31%
2005-03-31	45.5	29.9	+191.63%
2004-12-31	15.6	-27.5	-63.81%
2004-09-30	43.1	14.6	+51.13%
2004-06-30	28.5	-0.4	-1.47%
2004-03-31	29.0	0.1	+0.50%
2003-12-31	28.8	-0.3	-0.91%
2003-09-30	29.1	0.0	+0.13%
2003-06-30	29.0	0.1	+0.51%
2003-03-31	28.9	14.9	+106.86%
2002-12-31	14.0	-6.8	-32.59%
2002-09-30	20.7	0.4	+2.01%
2002-06-30	20.3	0.1	+0.55%
2002-03-31	20.2	6.4	+46.38%
2001-12-31	13.8	-5.3	-27.61%
2001-09-30	19.1	4.5	+30.57%
2001-06-30	14.6	-4.3	-22.88%
2001-03-31	18.9	4.7	+32.72%
2000-12-31	14.3	-0.1	-0.90%
2000-09-30	14.4	-0.1	-0.89%
2000-06-30	14.5	0.0	+0.07%
2000-03-31	14.5	0.5	+3.60%
1999-12-31	14.0	6.5	+86.81%
1999-09-30	7.5	-0.5	-6.25%
1999-06-30	8.0	0.0	0.00%
1999-03-31	8.0	-6.2	-43.51%
1998-12-31	14.2	-0.2	-1.28%
1998-09-30	14.3	0.6	+4.00%
1998-06-30	13.8	-0.8	-5.30%
1998-03-31	14.6	0.7	+5.00%
1997-12-31	13.9	2.3	+20.30%
1997-09-30	11.5	0.0	+0.28%
1997-06-30	11.5	-0.6	-5.26%
1997-03-31	12.1	0.0	0.00%
1996-12-31	12.1	4.6	+60.00%
1996-09-30	7.6	—	—