FIBK Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Mar 9, 2026	33.45	33.60	32.71	33.48	-	-2.08%	611,839
Mar 6, 2026	33.85	34.45	33.24	34.19	34.19	-2.31%	915,066
Mar 5, 2026	34.92	35.36	34.57	35.00	35.00	-0.46%	1,215,561
Mar 4, 2026	34.93	35.36	34.69	35.16	35.16	1.24%	871,695
Mar 3, 2026	34.14	35.12	33.88	34.73	34.73	-1.28%	920,654
Mar 2, 2026	33.84	35.23	33.54	35.18	35.18	1.65%	1,770,361
Feb 27, 2026	35.88	36.25	34.21	34.61	34.61	-5.93%	1,413,252
Feb 26, 2026	36.56	37.08	36.17	36.79	36.79	1.24%	792,115
Feb 25, 2026	35.92	36.52	35.66	36.34	36.34	2.19%	703,944
Feb 24, 2026	35.66	36.14	35.30	35.56	35.56	-0.59%	947,747
Feb 23, 2026	37.24	37.55	35.55	35.77	35.77	-4.46%	976,945
Feb 20, 2026	36.95	37.55	36.69	37.44	37.44	0.81%	785,559
Feb 19, 2026	36.92	37.19	36.66	37.14	37.14	-0.32%	828,898
Feb 18, 2026	37.80	38.47	37.18	37.26	37.26	-1.87%	813,884
Feb 17, 2026	37.73	38.21	37.31	37.97	37.97	0.82%	858,187
Feb 13, 2026	37.27	38.08	36.94	37.66	37.66	0.86%	674,802
Feb 12, 2026	38.25	38.55	36.65	37.34	37.34	-1.56%	1,034,804
Feb 11, 2026	38.50	38.84	37.59	37.93	37.93	-0.55%	964,353
Feb 10, 2026	38.51	38.68	37.82	38.14	38.14	-2.21%	738,164
Feb 9, 2026	38.56	39.26	38.37	39.00	38.53	0.46%	981,581
Feb 6, 2026	38.37	39.17	38.32	38.82	38.35	2.16%	1,200,073
Feb 5, 2026	37.66	38.34	37.50	38.00	37.54	-0.37%	1,444,249
Feb 4, 2026	37.80	38.70	37.80	38.14	37.68	1.44%	914,622
Feb 3, 2026	36.84	38.02	36.80	37.60	37.15	2.15%	1,392,149
Feb 2, 2026	35.87	37.17	35.60	36.81	36.37	3.78%	1,953,350
Jan 30, 2026	35.74	36.17	35.38	35.47	35.04	-1.85%	2,108,758
Jan 29, 2026	37.90	38.41	35.43	36.14	35.70	-1.42%	2,030,536
Jan 28, 2026	36.97	37.36	36.56	36.66	36.22	-0.54%	759,647
Jan 27, 2026	36.74	37.04	36.67	36.86	36.42	0.38%	459,555
Jan 26, 2026	36.66	37.04	36.19	36.72	36.28	0.16%	571,161
Jan 23, 2026	38.02	38.35	36.49	36.66	36.22	-4.08%	677,046
Jan 22, 2026	38.12	38.78	38.00	38.22	37.76	0.45%	1,108,813
Jan 21, 2026	36.38	38.18	36.34	38.05	37.59	5.37%	1,760,196
Jan 20, 2026	36.16	36.80	35.95	36.11	35.67	-2.01%	914,820
Jan 16, 2026	37.18	37.35	36.83	36.85	36.41	-1.13%	1,325,401
Jan 15, 2026	36.66	37.56	36.65	37.27	36.82	2.03%	1,630,758
Jan 14, 2026	36.35	36.61	35.97	36.53	36.09	0.16%	1,687,312
Jan 13, 2026	36.96	37.12	36.30	36.47	36.03	-0.76%	757,812
Jan 12, 2026	36.82	37.03	36.27	36.75	36.31	-1.24%	752,929
Jan 9, 2026	37.55	37.88	37.18	37.21	36.76	-0.83%	629,164
Jan 8, 2026	36.69	38.01	36.67	37.52	37.07	1.74%	990,757
Jan 7, 2026	37.05	37.15	36.71	36.88	36.44	-0.57%	939,240
Jan 6, 2026	35.94	37.15	35.75	37.09	36.64	2.88%	1,063,400
Jan 5, 2026	35.10	36.39	35.10	36.05	35.62	2.12%	1,126,073
Jan 2, 2026	34.72	35.50	34.25	35.30	34.87	2.02%	1,236,695
Dec 31, 2025	35.21	35.25	34.59	34.60	34.18	-1.56%	671,818
Dec 30, 2025	35.81	35.81	35.14	35.15	34.73	-1.73%	912,654
Dec 29, 2025	35.93	36.03	35.53	35.77	35.34	-0.45%	820,472
Dec 26, 2025	35.89	35.97	35.54	35.93	35.50	0.20%	928,612
Dec 24, 2025	35.86	35.92	35.67	35.86	35.43	-0.11%	429,925
Dec 23, 2025	36.11	36.29	35.77	35.90	35.47	-0.47%	1,284,745
Dec 22, 2025	35.82	36.25	35.82	36.07	35.64	0.87%	866,344
Dec 19, 2025	35.54	35.80	35.36	35.76	35.33	0.48%	1,941,574
Dec 18, 2025	35.73	35.99	35.28	35.59	35.16	0.14%	1,345,957
Dec 17, 2025	35.60	36.35	35.53	35.54	35.11	-0.08%	1,008,024
Dec 16, 2025	35.65	35.84	35.48	35.57	35.14	-0.20%	1,358,732
Dec 15, 2025	35.80	35.86	35.47	35.64	35.21	0.68%	956,486
Dec 12, 2025	35.64	35.75	35.05	35.40	34.97	-0.20%	1,081,432
Dec 11, 2025	35.51	36.05	35.35	35.47	35.04	-0.44%	1,714,382
Dec 10, 2025	34.20	35.72	34.17	35.63	35.20	4.17%	1,562,870
Dec 9, 2025	33.92	34.45	33.87	34.20	33.79	0.97%	1,259,246
Dec 8, 2025	34.24	34.61	33.80	33.87	33.46	-0.70%	1,391,727
Dec 5, 2025	33.52	34.41	33.52	34.11	33.70	1.31%	1,208,459
Dec 4, 2025	33.38	33.98	33.24	33.67	33.26	1.02%	1,030,840
Dec 3, 2025	32.84	33.60	32.78	33.33	32.93	1.68%	1,148,320
Dec 2, 2025	33.09	33.30	32.72	32.78	32.38	-0.76%	1,757,001
Dec 1, 2025	32.73	33.50	32.70	33.03	32.63	0.58%	16,609,542
Nov 28, 2025	33.02	33.24	32.70	32.84	32.44	0.12%	1,474,308
Nov 26, 2025	32.98	33.12	32.47	32.80	32.40	-1.00%	2,332,101
Nov 25, 2025	33.51	34.25	33.05	33.13	32.73	4.45%	4,855,027
Nov 24, 2025	31.43	31.86	31.18	31.72	31.34	0.95%	779,230
Nov 21, 2025	30.65	31.84	30.58	31.42	31.04	2.68%	976,713
Nov 20, 2025	30.98	31.65	30.52	30.60	30.23	-0.42%	943,238
Nov 19, 2025	29.99	30.80	29.99	30.73	30.36	2.50%	621,732
Nov 18, 2025	29.43	30.26	29.39	29.98	29.62	1.01%	686,317
Nov 17, 2025	31.16	31.19	29.65	29.68	29.32	-5.27%	631,222
Nov 14, 2025	31.32	31.44	30.49	31.33	30.95	-0.29%	859,010
Nov 13, 2025	32.23	32.54	31.20	31.42	31.04	-3.17%	1,069,266
Nov 12, 2025	32.42	33.06	32.39	32.45	32.06	0.11%	670,550
Nov 11, 2025	31.99	32.66	31.86	32.42	32.02	1.33%	891,171
Nov 10, 2025	32.04	32.36	31.65	31.99	31.60	-1.54%	633,252
Nov 7, 2025	31.65	32.54	31.38	32.49	31.63	2.20%	852,673
Nov 6, 2025	32.01	32.55	31.65	31.79	30.95	-1.27%	681,082
Nov 5, 2025	31.74	32.61	31.71	32.20	31.35	1.61%	778,611
Nov 4, 2025	31.55	31.82	31.31	31.69	30.86	-0.22%	723,719
Nov 3, 2025	31.29	31.76	30.81	31.76	30.92	1.63%	918,086
Oct 31, 2025	31.39	31.53	30.86	31.25	30.43	-0.73%	802,505
Oct 30, 2025	32.71	32.85	31.46	31.48	30.65	-1.96%	1,278,992
Oct 29, 2025	32.10	32.75	31.77	32.11	31.26	-0.46%	921,263
Oct 28, 2025	32.19	32.51	31.95	32.26	31.41	0.28%	826,949
Oct 27, 2025	31.67	32.67	31.66	32.17	31.32	1.71%	1,208,203
Oct 24, 2025	31.54	32.01	31.49	31.63	30.80	1.25%	739,145
Oct 23, 2025	31.33	31.62	30.94	31.24	30.42	-0.32%	784,731
Oct 22, 2025	31.31	31.67	30.94	31.34	30.51	0.42%	759,643
Oct 21, 2025	30.88	31.36	30.88	31.21	30.39	0.29%	571,434
Oct 20, 2025	30.11	32.02	30.02	31.12	30.30	4.08%	1,155,413
Oct 17, 2025	29.74	30.08	29.44	29.90	29.11	2.01%	878,805
Oct 16, 2025	31.32	31.48	29.10	29.31	28.54	-7.04%	1,644,132
Oct 15, 2025	32.48	32.55	31.35	31.53	30.70	-2.38%	777,154
Oct 14, 2025	30.83	32.57	30.83	32.30	31.45	3.49%	863,600