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1st Intst Banc-A (FIBK)

NASDAQ

$37.49$0.00 (0.00%)

Price as of Aug 21, 2026 7:30 PM EDT

$3.6B
Market Cap
23.44%
1-Year Change
Banks - Regional
Industry

1 Month
-2.61%

Low Price$37.38

High Price$39.17
3 Months
+7.82%

Low Price$33.90

High Price$39.73
1 Year
+23.44%

Low Price$27.83

High Price$39.73

From

Show

Frequency

Date	Open	High	Low	Close	Change (%)	Volume
08/21/2026	38.25	38.33	37.45	37.49	-0.85%	1,075,531
08/20/2026	37.78	37.98	37.55	37.81	-0.08%	837,033
08/19/2026	38.46	38.49	37.69	37.84	-1.61%	886,908
08/18/2026	38.89	39.04	38.38	38.46	-1.11%	894,720
08/17/2026	39.03	39.46	38.89	38.89	-0.71%	903,528
08/14/2026	38.75	39.27	38.75	39.17	+0.85%	884,389
08/13/2026	38.81	39.09	38.69	38.84	+0.80%	688,183
08/12/2026	38.30	38.64	37.88	38.53	+1.34%	975,080
08/11/2026	37.63	38.13	37.41	38.02	+1.71%	930,559
08/10/2026	37.22	37.56	37.04	37.38	-0.40%	943,319
08/07/2026	37.32	37.77	37.17	37.53	+0.29%	878,865
08/06/2026	38.17	38.32	37.39	37.42	-1.71%	1,120,982
08/05/2026	38.52	38.53	38.03	38.07	-0.86%	1,095,849
08/04/2026	38.10	38.84	37.99	38.40	+0.79%	1,585,673
08/04/2026	$0.47 Dividend
08/03/2026	37.34	38.15	37.34	38.10	+1.45%	1,119,475
07/31/2026	38.18	38.28	37.47	37.56	-1.14%	1,013,213
07/30/2026	37.58	38.20	37.49	37.99	+1.88%	1,103,258
07/29/2026	37.62	37.65	37.08	37.29	-0.89%	1,480,762
07/28/2026	37.54	37.95	37.30	37.63	+0.87%	2,118,138
07/27/2026	37.81	38.18	37.28	37.30	-0.94%	1,599,335
07/24/2026	37.22	38.05	37.08	37.66	+0.05%	1,996,719
07/23/2026	37.44	37.64	37.13	37.64	-0.76%	1,759,266
07/23/2026	$0.87 Earnings
07/22/2026	38.47	38.47	37.82	37.92	-1.49%	821,509
07/21/2026	38.05	38.51	37.71	38.50	+1.09%	987,502
07/20/2026	38.76	38.77	38.00	38.08	-1.61%	918,327
07/17/2026	39.34	39.45	38.38	38.70	-2.59%	1,659,657
07/16/2026	38.88	40.11	38.52	39.73	+2.21%	1,910,171
07/15/2026	38.65	39.57	38.48	38.87	+1.05%	1,660,513
07/14/2026	38.36	38.78	38.27	38.47	+0.28%	882,975
07/13/2026	38.47	38.57	38.11	38.36	-0.05%	887,851
07/10/2026	38.57	38.77	38.22	38.38	-0.15%	629,520
07/09/2026	37.91	38.73	37.91	38.44	+1.73%	754,964
07/08/2026	38.58	38.63	37.49	37.78	-2.32%	1,220,015
07/07/2026	39.02	39.06	38.60	38.68	-0.56%	848,589
07/06/2026	38.48	38.92	38.45	38.90	+0.59%	797,909
07/02/2026	39.02	39.17	38.22	38.67	-0.28%	911,428
07/01/2026	38.03	38.85	37.87	38.78	+1.82%	1,279,753
06/30/2026	37.94	38.11	37.73	38.09	-0.08%	1,240,141
06/29/2026	37.86	38.14	37.41	38.12	-0.10%	979,765
06/26/2026	38.04	38.28	37.79	38.16	+0.49%	2,415,016
06/25/2026	37.49	38.17	37.22	37.97	+1.48%	670,990
06/24/2026	36.88	37.57	36.87	37.42	+1.47%	888,637
06/23/2026	36.16	36.90	36.16	36.88	+1.69%	771,796
06/22/2026	36.03	36.44	35.89	36.26	+0.77%	888,796
06/18/2026	35.56	36.09	35.44	35.99	+2.22%	2,426,846
06/17/2026	35.91	36.34	34.71	35.21	-2.41%	1,572,143
06/16/2026	36.22	36.58	35.91	36.07	+0.25%	753,456
06/15/2026	36.93	37.17	35.93	35.99	-1.83%	802,293
06/12/2026	36.18	36.72	36.18	36.66	+1.50%	646,125
06/11/2026	35.85	36.31	35.58	36.11	+0.94%	891,974
06/10/2026	35.64	36.13	35.64	35.78	+0.33%	796,579
06/09/2026	35.36	36.40	35.36	35.66	+1.49%	829,705
06/08/2026	35.22	35.59	35.13	35.14	0.00%	713,808
06/05/2026	35.23	35.59	34.98	35.14	-0.42%	1,088,967
06/04/2026	34.46	35.30	34.44	35.28	+4.08%	853,250
06/03/2026	34.61	34.72	33.84	33.90	-2.56%	1,114,907
06/02/2026	34.14	34.93	34.14	34.79	+1.41%	691,737
06/01/2026	34.82	34.84	34.03	34.31	-2.44%	932,357
05/29/2026	35.57	35.57	35.12	35.17	0.00%	1,310,754
05/28/2026	35.09	35.19	34.61	35.17	-0.17%	957,568
05/27/2026	35.42	35.61	34.99	35.23	-1.30%	1,109,176
05/26/2026	35.24	35.70	35.18	35.69	+1.80%	900,072
05/22/2026	34.87	35.11	34.67	35.06	+0.82%	1,251,666
05/21/2026	34.48	35.06	34.38	34.77	+0.06%	815,105
05/20/2026	34.06	35.01	33.90	34.75	+2.39%	1,164,033
05/19/2026	33.89	34.14	33.59	33.94	-0.06%	970,090
05/18/2026	34.02	34.37	33.82	33.96	+0.88%	1,289,515
05/15/2026	33.84	33.98	33.29	33.66	-0.76%	1,360,738
05/14/2026	34.04	34.34	33.86	33.92	+0.67%	863,499
05/13/2026	34.23	34.50	33.42	33.69	-1.39%	1,709,567
05/12/2026	34.82	34.91	33.96	34.17	-1.45%	1,701,923
05/11/2026	35.64	35.75	34.58	34.67	-2.36%	1,724,700
05/11/2026	$0.47 Dividend
05/08/2026	35.43	35.62	35.14	35.51	+0.47%	1,559,801
05/07/2026	35.59	35.86	35.26	35.35	-0.37%	1,480,224
05/06/2026	35.40	35.77	35.21	35.48	+1.35%	1,219,706
05/05/2026	34.35	35.19	34.12	35.00	+2.60%	1,098,844
05/04/2026	34.27	34.57	34.01	34.12	-1.30%	1,107,437
05/01/2026	34.58	35.05	34.18	34.57	-0.11%	1,385,008
04/30/2026	33.67	34.84	33.60	34.61	+3.08%	2,670,941
04/29/2026	34.77	34.88	33.53	33.57	-3.50%	1,880,208
04/29/2026	$0.61 Earnings
04/28/2026	34.73	34.93	34.49	34.79	+0.99%	1,332,317
04/27/2026	34.04	34.69	33.94	34.45	+1.38%	1,767,191
04/24/2026	33.97	34.15	33.43	33.98	-0.03%	1,278,782
04/23/2026	33.77	34.05	33.54	33.99	+1.10%	1,008,157
04/22/2026	33.57	33.70	33.25	33.62	+0.73%	998,143
04/21/2026	33.63	33.88	33.25	33.38	-0.67%	869,095
04/20/2026	33.54	34.09	33.54	33.60	-0.46%	789,450
04/17/2026	33.42	34.24	33.26	33.76	+2.52%	1,429,600
04/16/2026	33.16	33.35	32.81	32.93	-0.88%	916,651
04/15/2026	33.48	33.50	32.83	33.22	-0.53%	860,904
04/14/2026	33.56	33.71	33.34	33.40	-0.55%	802,004
04/13/2026	33.10	33.60	32.76	33.58	+1.20%	867,935
04/10/2026	33.42	33.46	33.10	33.18	-0.70%	1,192,522
04/09/2026	32.95	33.63	32.73	33.42	+0.68%	2,184,569
04/08/2026	33.27	33.64	32.95	33.19	+2.47%	1,603,820
04/07/2026	32.33	32.73	31.99	32.39	-1.86%	2,039,109