Financial Institutions, Inc. (FISI)

NASDAQ: FISI · Real-Time Price · USD

34.37

-0.05 (-0.15%)

At close: May 19, 2026, 4:00 PM EDT

34.39

+0.02 (0.06%)

After-hours: May 19, 2026, 4:10 PM EDT

Financial Institutions Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
May 19, 2026	34.07	34.52	33.82	34.37	34.37	-0.15%	67,650
May 18, 2026	33.82	34.75	33.73	34.42	34.42	1.77%	69,688
May 15, 2026	34.17	34.17	33.65	33.82	33.82	-1.26%	91,104
May 14, 2026	34.39	34.81	34.11	34.25	34.25	0.03%	92,316
May 13, 2026	34.38	34.80	34.03	34.24	34.24	-1.24%	91,893
May 12, 2026	34.76	34.78	34.10	34.67	34.67	-0.66%	115,008
May 11, 2026	35.41	35.41	34.59	34.90	34.90	-1.44%	90,349
May 8, 2026	35.36	35.70	34.79	35.41	35.41	-	72,546
May 7, 2026	35.35	35.65	34.94	35.41	35.41	0.17%	79,736
May 6, 2026	35.04	35.50	35.04	35.35	35.35	1.52%	82,097
May 5, 2026	34.06	34.89	34.00	34.82	34.82	2.65%	90,179
May 4, 2026	34.23	34.62	33.80	33.92	33.92	-1.65%	56,156
May 1, 2026	34.14	34.78	33.79	34.49	34.49	1.23%	69,129
Apr 30, 2026	33.74	34.48	33.74	34.07	34.07	0.12%	73,257
Apr 29, 2026	34.80	34.97	33.96	34.03	34.03	-2.77%	80,541
Apr 28, 2026	34.48	35.25	34.48	35.00	35.00	1.27%	89,471
Apr 27, 2026	33.91	34.57	33.46	34.56	34.56	2.52%	94,426
Apr 24, 2026	33.57	34.37	33.24	33.71	33.71	-1.29%	121,687
Apr 23, 2026	34.15	34.50	33.48	34.15	34.15	-0.06%	190,049
Apr 22, 2026	34.22	34.60	33.97	34.17	34.17	-0.15%	76,262
Apr 21, 2026	34.96	34.99	34.01	34.22	34.22	-2.37%	114,573
Apr 20, 2026	35.05	35.43	34.99	35.05	35.05	-0.23%	76,003
Apr 17, 2026	34.61	35.67	34.55	35.13	35.13	2.60%	107,408
Apr 16, 2026	34.13	34.33	33.95	34.24	34.24	-0.12%	117,658
Apr 15, 2026	34.29	34.49	33.69	34.28	34.28	-0.17%	92,668
Apr 14, 2026	33.75	34.42	33.45	34.34	34.34	1.45%	124,937
Apr 13, 2026	33.98	34.02	33.53	33.85	33.85	-0.59%	150,593
Apr 10, 2026	34.49	34.49	33.77	34.05	34.05	-0.99%	79,903
Apr 9, 2026	33.63	34.47	33.52	34.39	34.39	1.51%	160,292
Apr 8, 2026	34.19	34.47	33.68	33.88	33.88	2.08%	154,236
Apr 7, 2026	32.72	33.31	32.65	33.19	33.19	1.28%	125,969
Apr 6, 2026	32.22	32.78	32.21	32.77	32.77	1.71%	71,372
Apr 2, 2026	31.70	32.27	31.55	32.22	32.22	0.41%	112,979
Apr 1, 2026	31.82	32.36	31.75	32.09	32.09	1.20%	116,242
Mar 31, 2026	31.51	31.75	31.11	31.71	31.71	2.13%	109,824
Mar 30, 2026	31.26	31.26	30.79	31.05	31.05	0.52%	78,668
Mar 27, 2026	31.06	31.19	30.69	30.89	30.89	-1.09%	81,280
Mar 26, 2026	30.90	31.27	30.85	31.23	31.23	-0.06%	69,639
Mar 25, 2026	31.71	31.71	30.87	31.25	31.25	-0.48%	102,046
Mar 24, 2026	30.92	31.72	30.80	31.40	31.40	0.32%	114,114
Mar 23, 2026	31.37	31.98	30.66	31.30	31.30	2.32%	177,980
Mar 20, 2026	30.69	30.83	30.22	30.59	30.59	-0.13%	342,724
Mar 19, 2026	29.98	30.98	29.93	30.63	30.63	1.09%	112,302
Mar 18, 2026	30.46	30.64	30.08	30.30	30.30	-0.72%	212,436
Mar 17, 2026	30.68	30.84	30.14	30.52	30.52	0.16%	152,740
Mar 16, 2026	30.40	30.80	30.40	30.47	30.47	0.73%	103,344
Mar 13, 2026	30.36	30.80	29.70	30.25	30.25	-0.23%	123,149
Mar 12, 2026	29.82	30.42	29.58	30.32	30.00	-0.20%	90,708
Mar 11, 2026	30.32	30.57	30.10	30.38	30.06	-1.24%	133,551
Mar 10, 2026	30.85	31.43	30.57	30.76	30.44	0.10%	135,648