First Interstate BancSystem, Inc. - Common Stock (FIBK)

Historical Prices For First Interstate BancSystem, Inc. - Common Stock (FIBK)

Date Range:

2025-06-02 - 2025-09-02

Date	Open	High	Low	Close	Volume	Adjusted Close
8/29/2025	32.32	33.01	32.27	32.72	1,065,264	32.72
8/28/2025	32.35	32.39	31.93	32.05	562,859	32.05
8/27/2025	31.87	32.27	31.87	32.20	554,220	32.20
8/26/2025	31.83	32.10	31.67	31.93	689,395	31.93
8/25/2025	31.78	31.97	31.64	31.83	690,517	31.83
8/22/2025	30.21	32.10	30.21	31.99	1,031,172	31.99
8/21/2025	30.00	30.26	29.87	30.03	411,568	30.03
8/20/2025	30.24	30.55	30.02	30.22	533,613	30.22
8/19/2025	30.25	30.60	30.09	30.16	486,590	30.16
8/18/2025	30.04	30.34	29.84	30.33	418,634	30.33
8/15/2025	30.71	30.80	29.96	30.04	941,895	30.04
8/14/2025	30.13	30.68	29.86	30.61	514,677	30.61
8/13/2025	30.08	30.68	30.02	30.59	751,331	30.59
8/12/2025	29.09	30.09	28.94	30.05	903,659	30.05
8/11/2025	28.92	28.99	28.64	28.84	664,805	28.84
8/08/2025	29.11	29.38	28.85	29.24	840,446	28.77
8/07/2025	29.53	29.53	28.57	28.80	887,178	28.34
8/06/2025	29.75	29.97	29.04	29.17	1,005,319	28.70
8/05/2025	29.38	29.78	28.88	29.71	1,330,798	29.23
8/04/2025	28.61	29.30	28.44	29.28	1,093,032	28.81
8/01/2025	28.28	28.61	27.60	28.41	1,214,189	27.95
7/31/2025	28.73	28.93	28.34	28.79	1,248,458	28.33
7/30/2025	29.34	29.60	28.24	28.60	1,938,767	28.14
7/29/2025	29.91	30.00	29.16	29.38	1,021,823	28.91
7/28/2025	29.69	29.80	29.55	29.65	599,907	29.17
7/25/2025	29.49	29.73	29.06	29.73	734,370	29.25
7/24/2025	30.32	30.33	29.50	29.53	623,172	29.06
7/23/2025	30.66	30.79	30.11	30.47	715,021	29.98
7/22/2025	30.49	30.93	30.34	30.50	643,896	30.01
7/21/2025	30.76	31.11	30.52	30.53	450,979	30.04
7/18/2025	31.08	31.36	30.61	30.76	523,955	30.27
7/17/2025	30.29	30.87	30.10	30.77	502,710	30.28
7/16/2025	30.22	30.38	29.56	30.14	594,317	29.66
7/15/2025	31.27	31.44	29.97	29.99	620,922	29.51
7/14/2025	30.99	31.32	30.86	31.30	539,084	30.80
7/11/2025	31.20	31.27	30.89	31.04	594,195	30.54
7/10/2025	31.03	31.64	31.01	31.38	753,605	30.88
7/09/2025	30.99	31.21	30.89	31.18	698,773	30.68
7/08/2025	31.07	31.24	30.88	30.95	896,433	30.45
7/07/2025	30.85	31.27	30.49	30.71	796,229	30.22
7/03/2025	30.82	31.38	30.68	31.12	559,825	30.62
7/02/2025	30.21	30.65	30.00	30.59	989,580	30.10
7/01/2025	28.62	30.32	28.40	30.01	1,118,161	29.53
6/30/2025	28.83	29.05	28.70	28.82	1,328,308	28.36
6/27/2025	29.11	29.37	28.39	28.48	3,435,446	28.02
6/26/2025	28.25	29.05	28.14	29.01	1,054,408	28.54
6/25/2025	27.88	28.17	27.67	28.15	921,675	27.70
6/24/2025	27.15	28.14	27.14	27.90	1,565,261	27.45
6/23/2025	26.50	27.48	26.35	27.45	1,078,825	27.01
6/20/2025	26.48	26.56	26.16	26.37	1,467,668	25.95
6/18/2025	25.93	26.53	25.81	26.21	1,020,583	25.79
6/17/2025	26.26	26.43	25.92	25.97	1,009,624	25.55
6/16/2025	26.97	27.08	26.40	26.48	629,955	26.05
6/13/2025	27.14	27.41	26.63	26.68	670,687	26.25
6/12/2025	27.54	27.57	27.11	27.45	654,516	27.01
6/11/2025	28.37	28.55	27.66	27.75	1,227,354	27.30
6/10/2025	27.93	28.38	27.92	28.15	676,448	27.70
6/09/2025	27.94	28.24	27.84	27.86	808,695	27.41
6/06/2025	27.65	27.93	27.51	27.89	749,237	27.44
6/05/2025	27.27	27.42	27.02	27.20	746,971	26.76
6/04/2025	27.11	27.36	27.00	27.24	1,068,541	26.80
6/03/2025	26.71	27.28	26.55	27.17	1,030,086	26.73
6/02/2025	27.10	27.10	26.53	26.75	1,093,676	26.32