Columbia Banking System Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jun 23, 2026	30.80	31.32	30.72	31.27	31.27	1.30%	2,361,699
Jun 22, 2026	30.56	31.00	30.56	30.87	30.87	1.05%	2,572,920
Jun 18, 2026	30.31	30.63	30.13	30.55	30.55	1.66%	5,937,127
Jun 17, 2026	30.78	31.10	29.77	30.05	30.05	-2.69%	3,700,848
Jun 16, 2026	31.16	31.78	30.83	30.88	30.88	-0.23%	2,463,156
Jun 15, 2026	31.75	31.84	30.87	30.95	30.95	-1.15%	3,584,812
Jun 12, 2026	31.00	31.46	30.95	31.31	31.31	1.59%	2,708,402
Jun 11, 2026	30.39	30.84	30.15	30.82	30.82	1.65%	2,407,730
Jun 10, 2026	30.15	30.71	30.13	30.32	30.32	0.56%	2,757,736
Jun 9, 2026	30.00	30.87	29.79	30.15	30.15	1.58%	3,140,122
Jun 8, 2026	29.74	29.99	29.53	29.68	29.68	0.07%	4,220,199
Jun 5, 2026	29.56	29.93	29.46	29.66	29.66	0.54%	2,249,270
Jun 4, 2026	28.87	29.58	28.87	29.50	29.50	3.18%	2,923,353
Jun 3, 2026	29.04	29.10	28.55	28.59	28.59	-2.02%	2,763,526
Jun 2, 2026	29.00	29.48	28.95	29.18	29.18	0.62%	2,816,869
Jun 1, 2026	29.28	29.42	28.94	29.00	29.00	-2.16%	2,461,672
May 29, 2026	29.27	29.81	29.05	29.64	29.64	1.26%	3,481,833
May 28, 2026	29.70	29.73	29.32	29.64	29.27	-0.50%	2,683,854
May 27, 2026	30.13	30.24	29.56	29.79	29.42	-0.93%	3,201,360
May 26, 2026	29.96	30.23	29.70	30.07	29.69	1.14%	2,237,365
May 22, 2026	29.80	29.82	29.59	29.73	29.36	0.37%	1,438,166
May 21, 2026	29.57	29.65	29.19	29.62	29.25	-0.17%	2,049,513
May 20, 2026	28.91	29.79	28.75	29.67	29.30	3.27%	2,297,395
May 19, 2026	28.95	29.03	28.54	28.73	28.37	-0.97%	2,671,365
May 18, 2026	28.88	29.34	28.88	29.01	28.65	0.83%	2,480,484
May 15, 2026	29.12	29.22	28.49	28.77	28.41	-1.20%	3,184,158
May 14, 2026	29.04	29.33	28.96	29.12	28.76	1.43%	6,210,628
May 13, 2026	29.07	29.11	28.55	28.71	28.35	-1.31%	2,799,329
May 12, 2026	29.47	29.65	28.74	29.09	28.73	-1.12%	2,839,806
May 11, 2026	30.11	30.25	29.35	29.42	29.05	-2.06%	2,974,883
May 8, 2026	29.64	30.11	29.64	30.04	29.67	1.62%	3,398,957
May 7, 2026	30.24	30.46	29.46	29.56	29.19	-2.12%	2,331,422
May 6, 2026	30.10	30.38	29.96	30.20	29.82	1.65%	2,667,531
May 5, 2026	29.13	29.83	29.07	29.71	29.34	2.20%	2,396,334
May 4, 2026	29.36	29.47	28.94	29.07	28.71	-1.66%	2,583,394
May 1, 2026	29.44	29.98	29.28	29.56	29.19	-0.14%	1,835,409
Apr 30, 2026	29.11	29.91	28.94	29.60	29.23	1.65%	2,396,233
Apr 29, 2026	29.59	29.68	28.91	29.12	28.76	-1.69%	2,033,590
Apr 28, 2026	30.10	30.19	29.54	29.62	29.25	-0.77%	2,351,065
Apr 27, 2026	29.25	29.96	29.25	29.85	29.48	2.16%	2,419,668
Apr 24, 2026	29.05	29.73	28.78	29.22	28.86	-1.45%	3,183,337
Apr 23, 2026	29.13	29.80	28.97	29.65	29.28	2.24%	3,066,299
Apr 22, 2026	29.30	29.39	28.86	29.00	28.64	-0.31%	3,199,514
Apr 21, 2026	29.68	29.98	29.04	29.09	28.73	-1.99%	1,890,576
Apr 20, 2026	29.60	29.87	29.37	29.68	29.31	0.17%	2,243,793
Apr 17, 2026	29.40	30.11	29.37	29.63	29.26	2.28%	2,047,108
Apr 16, 2026	29.10	29.28	28.86	28.97	28.61	-0.45%	1,942,163
Apr 15, 2026	29.05	29.26	28.79	29.10	28.74	0.17%	1,550,182
Apr 14, 2026	28.96	29.28	28.92	29.05	28.69	-0.38%	1,402,922
Apr 13, 2026	28.82	29.20	28.59	29.16	28.80	0.69%	4,222,034