FIBK Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Oct 27, 2025	31.67	32.67	31.66	32.17	32.17	1.71%	1,208,203
Oct 24, 2025	31.54	32.01	31.49	31.63	31.63	1.25%	739,145
Oct 23, 2025	31.33	31.62	30.94	31.24	31.24	-0.32%	784,731
Oct 22, 2025	31.31	31.67	30.94	31.34	31.34	0.42%	759,643
Oct 21, 2025	30.88	31.36	30.88	31.21	31.21	0.29%	571,434
Oct 20, 2025	30.11	32.02	30.02	31.12	31.12	4.08%	1,155,413
Oct 17, 2025	29.74	30.08	29.44	29.90	29.90	2.01%	878,805
Oct 16, 2025	31.32	31.48	29.10	29.31	29.31	-7.04%	1,644,132
Oct 15, 2025	32.48	32.55	31.35	31.53	31.53	-2.38%	777,154
Oct 14, 2025	30.83	32.57	30.83	32.30	32.30	3.49%	863,600
Oct 13, 2025	31.11	31.27	30.50	31.21	31.21	2.80%	680,038
Oct 10, 2025	31.68	31.96	30.32	30.36	30.36	-3.16%	990,334
Oct 9, 2025	31.76	31.91	31.27	31.35	31.35	-1.17%	706,417
Oct 8, 2025	31.86	32.07	31.60	31.72	31.72	-0.38%	521,352
Oct 7, 2025	32.13	32.40	31.81	31.84	31.84	-0.50%	739,390
Oct 6, 2025	32.16	32.60	31.82	32.00	32.00	0.34%	1,032,067
Oct 3, 2025	31.70	32.32	31.70	31.89	31.89	0.63%	554,448
Oct 2, 2025	31.74	31.91	31.28	31.69	31.69	-0.19%	810,809
Oct 1, 2025	31.68	31.92	31.34	31.75	31.75	-0.38%	793,738
Sep 30, 2025	32.12	32.31	31.40	31.87	31.87	-0.81%	959,357
Sep 29, 2025	32.55	32.65	31.91	32.13	32.13	-1.29%	769,299
Sep 26, 2025	32.85	33.10	32.30	32.55	32.55	-0.43%	1,064,708
Sep 25, 2025	32.78	32.88	32.48	32.69	32.69	-1.12%	738,394
Sep 24, 2025	33.24	33.80	32.87	33.06	33.06	-0.57%	1,059,115
Sep 23, 2025	32.76	33.32	32.65	33.25	33.25	1.59%	1,699,466
Sep 22, 2025	33.30	33.39	32.55	32.73	32.73	-2.15%	549,548
Sep 19, 2025	33.84	33.99	33.45	33.45	33.45	-1.15%	2,186,244
Sep 18, 2025	32.44	33.90	32.44	33.84	33.84	4.32%	1,782,850
Sep 17, 2025	32.23	33.36	32.16	32.44	32.44	1.19%	873,732
Sep 16, 2025	32.34	32.52	31.76	32.06	32.06	-1.11%	797,123
Sep 15, 2025	32.74	32.94	32.38	32.42	32.42	-0.80%	627,815
Sep 12, 2025	32.59	32.92	32.39	32.68	32.68	0.62%	743,047
Sep 11, 2025	32.17	32.62	32.00	32.48	32.48	1.12%	731,992
Sep 10, 2025	32.48	32.79	32.02	32.12	32.12	-1.14%	1,050,939
Sep 9, 2025	32.81	32.99	32.43	32.49	32.49	-1.13%	2,800,328
Sep 8, 2025	32.68	32.89	32.35	32.86	32.86	0.95%	479,975
Sep 5, 2025	32.99	33.25	32.29	32.55	32.55	-0.84%	432,290
Sep 4, 2025	32.67	32.84	32.39	32.83	32.83	1.06%	533,290
Sep 3, 2025	32.36	32.93	32.11	32.48	32.48	-0.25%	704,814
Sep 2, 2025	32.29	32.58	32.09	32.56	32.56	-0.49%	960,056
Aug 29, 2025	32.32	33.01	32.27	32.72	32.72	2.09%	1,065,264
Aug 28, 2025	32.35	32.39	31.94	32.05	32.05	-0.47%	562,859
Aug 27, 2025	31.87	32.27	31.87	32.20	32.20	0.85%	554,220
Aug 26, 2025	31.83	32.10	31.67	31.93	31.93	0.31%	689,395
Aug 25, 2025	31.78	31.97	31.64	31.83	31.83	-0.50%	690,517
Aug 22, 2025	30.21	32.10	30.21	31.99	31.99	6.53%	1,031,172
Aug 21, 2025	30.00	30.26	29.87	30.03	30.03	-0.63%	411,568
Aug 20, 2025	30.24	30.55	30.02	30.22	30.22	0.20%	533,613
Aug 19, 2025	30.25	30.60	30.09	30.16	30.16	-0.56%	486,591
Aug 18, 2025	30.04	30.34	29.84	30.33	30.33	0.97%	418,633