FIBK Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Mar 16, 2026	33.63	34.01	33.16	33.22	33.22	0.27%	559,580
Mar 13, 2026	33.69	33.90	33.00	33.13	33.13	-0.30%	1,049,226
Mar 12, 2026	33.08	33.62	32.80	33.23	33.23	-1.57%	1,112,317
Mar 11, 2026	33.71	34.02	33.46	33.76	33.76	-0.76%	808,858
Mar 10, 2026	34.00	34.80	33.58	34.02	34.02	-	1,390,936
Mar 9, 2026	33.45	34.24	32.71	34.02	34.02	-0.50%	1,734,459
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