Financial Institutions, Inc. (FISI)

NASDAQ: FISI · Real-Time Price · USD

40.84

+0.80 (2.00%)

At close: Sep 2, 2026, 4:00 PM EDT

40.84

0.00 (0.00%)

After-hours: Sep 2, 2026, 7:30 PM EDT

Financial Institutions Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Sep 2, 2026	40.10	41.00	40.10	40.84	40.84	2.00%	109,437
Sep 1, 2026	40.35	40.66	39.74	40.04	40.04	-1.18%	96,046
Aug 31, 2026	41.02	41.02	40.35	40.52	40.52	-1.07%	127,596
Aug 28, 2026	40.92	41.43	40.82	40.96	40.96	0.10%	193,541
Aug 27, 2026	40.73	41.07	39.92	40.92	40.92	0.29%	250,550
Aug 26, 2026	40.85	41.10	40.64	40.80	40.80	0.44%	107,434
Aug 25, 2026	41.39	41.50	40.51	40.62	40.62	-0.49%	99,347
Aug 24, 2026	41.19	41.39	40.75	40.82	40.82	-0.92%	93,320
Aug 21, 2026	41.05	41.21	40.54	41.20	41.20	1.01%	276,776
Aug 20, 2026	40.72	40.99	40.51	40.79	40.79	-0.29%	177,716
Aug 19, 2026	41.57	41.58	40.87	40.91	40.91	-1.59%	226,660
Aug 18, 2026	41.67	41.75	41.15	41.57	41.57	0.02%	120,423
Aug 17, 2026	41.55	41.91	41.43	41.56	41.56	-0.46%	152,518
Aug 14, 2026	41.95	42.31	41.68	41.75	41.75	-0.33%	101,137
Aug 13, 2026	42.19	42.35	41.71	41.89	41.89	0.05%	89,640
Aug 12, 2026	41.80	42.11	41.56	41.87	41.87	0.55%	107,387
Aug 11, 2026	41.38	41.75	41.15	41.64	41.64	0.75%	119,082
Aug 10, 2026	41.46	41.74	41.00	41.33	41.33	-0.77%	135,943
Aug 7, 2026	41.96	42.24	41.01	41.65	41.65	-0.74%	177,688
Aug 6, 2026	42.75	42.75	41.90	41.96	41.96	-1.18%	159,315
Aug 5, 2026	42.81	42.92	42.33	42.46	42.46	-0.56%	140,055
Aug 4, 2026	42.58	42.91	42.33	42.70	42.70	0.26%	124,827
Aug 3, 2026	42.20	42.97	41.88	42.59	42.59	2.73%	216,300
Jul 31, 2026	41.06	41.97	40.98	41.46	41.46	0.48%	131,694
Jul 30, 2026	40.85	41.74	40.85	41.26	41.26	0.02%	145,033
Jul 29, 2026	41.86	42.16	41.16	41.25	41.25	-2.16%	174,399
Jul 28, 2026	41.37	42.26	41.37	42.16	42.16	2.21%	155,564
Jul 27, 2026	41.35	41.45	40.62	41.25	41.25	1.55%	276,563
Jul 24, 2026	38.94	41.18	38.78	40.62	40.62	4.91%	276,649
Jul 23, 2026	38.38	39.10	38.05	38.72	38.72	-0.44%	159,148
Jul 22, 2026	39.41	39.41	38.66	38.89	38.89	-1.52%	118,190
Jul 21, 2026	39.38	39.82	38.20	39.49	39.49	0.46%	156,511
Jul 20, 2026	39.49	39.64	39.06	39.31	39.31	-0.03%	105,776
Jul 17, 2026	39.71	40.37	39.13	39.32	39.32	-1.77%	111,741
Jul 16, 2026	39.23	40.40	39.23	40.03	40.03	2.20%	145,350
Jul 15, 2026	38.76	39.33	38.73	39.17	39.17	1.01%	120,588
Jul 14, 2026	38.89	39.23	38.04	38.78	38.78	0.08%	103,844
Jul 13, 2026	38.88	39.08	38.55	38.75	38.75	-0.26%	129,407
Jul 10, 2026	38.57	39.02	38.57	38.85	38.85	0.34%	110,825
Jul 9, 2026	37.92	38.77	37.70	38.72	38.72	2.87%	137,171
Jul 8, 2026	38.45	38.71	37.51	37.64	37.64	-2.26%	161,353
Jul 7, 2026	38.92	39.43	38.45	38.51	38.51	-1.05%	134,528
Jul 6, 2026	39.02	39.43	38.63	38.92	38.92	-0.26%	133,674
Jul 2, 2026	40.13	40.13	38.89	39.02	39.02	-2.62%	141,286
Jul 1, 2026	38.80	40.26	38.77	40.07	40.07	2.82%	255,861
Jun 30, 2026	38.77	39.18	38.47	38.97	38.97	0.36%	233,554
Jun 29, 2026	38.93	39.09	38.13	38.83	38.83	-0.26%	250,491
Jun 26, 2026	38.70	39.27	38.04	38.93	38.93	0.59%	927,731
Jun 25, 2026	38.67	39.19	38.40	38.70	38.70	0.08%	163,843
Jun 24, 2026	38.40	38.85	38.25	38.67	38.67	0.70%	238,253