International Bancshares Corporation (IBOC)

NASDAQ: IBOC · Real-Time Price · USD

73.56

-0.03 (-0.04%)

At close: Jun 18, 2026, 4:00 PM EDT

73.20

-0.36 (-0.49%)

After-hours: Jun 18, 2026, 5:44 PM EDT

International Bancshares Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jun 18, 2026	73.96	74.86	73.41	73.56	73.56	-0.04%	1,043,770
Jun 17, 2026	75.17	75.87	72.82	73.59	73.59	-2.54%	449,481
Jun 16, 2026	75.72	75.92	75.03	75.51	75.51	0.56%	275,499
Jun 15, 2026	76.74	77.11	74.91	75.09	75.09	-1.88%	349,754
Jun 12, 2026	75.94	76.73	75.57	76.53	76.53	1.14%	413,459
Jun 11, 2026	75.61	75.99	74.88	75.67	75.67	0.48%	365,426
Jun 10, 2026	74.82	75.63	74.78	75.31	75.31	1.11%	484,405
Jun 9, 2026	73.96	75.68	73.96	74.48	74.48	1.35%	361,864
Jun 8, 2026	73.30	74.13	73.01	73.49	73.49	0.70%	361,785
Jun 5, 2026	72.94	73.83	72.94	72.98	72.98	0.05%	315,780
Jun 4, 2026	71.90	73.10	71.90	72.94	72.94	2.73%	278,790
Jun 3, 2026	71.62	71.62	70.76	71.00	71.00	-1.38%	331,974
Jun 2, 2026	70.62	72.29	70.62	71.99	71.99	1.51%	260,654
Jun 1, 2026	71.69	71.69	70.50	70.92	70.92	-1.72%	249,433
May 29, 2026	72.22	72.78	71.98	72.16	72.16	-0.35%	390,485
May 28, 2026	71.98	72.56	71.40	72.41	72.41	0.25%	280,677
May 27, 2026	73.06	73.18	71.82	72.23	72.23	-1.12%	287,762
May 26, 2026	72.86	73.72	72.47	73.05	73.05	0.37%	425,788
May 22, 2026	71.98	73.01	71.74	72.78	72.78	1.34%	244,795
May 21, 2026	71.87	72.16	71.40	71.82	71.82	-0.83%	363,383
May 20, 2026	71.70	73.27	71.50	72.42	72.42	0.99%	234,309
May 19, 2026	72.01	72.28	71.54	71.71	71.71	-0.68%	185,342
May 18, 2026	70.96	72.31	70.85	72.20	72.20	1.93%	254,963
May 15, 2026	71.62	71.63	70.28	70.83	70.83	-1.19%	261,392
May 14, 2026	71.71	72.29	71.49	71.68	71.68	0.58%	253,267
May 13, 2026	72.00	72.35	71.00	71.27	71.27	-1.56%	302,219
May 12, 2026	72.96	73.02	71.32	72.40	72.40	-0.77%	290,208
May 11, 2026	73.22	73.46	72.28	72.96	72.96	-0.42%	331,507
May 8, 2026	73.15	74.34	73.08	73.27	73.27	0.01%	284,694
May 7, 2026	72.69	73.40	72.51	73.26	73.26	0.96%	295,835
May 6, 2026	72.45	73.07	72.15	72.56	72.56	1.11%	238,607
May 5, 2026	71.32	71.94	70.95	71.76	71.76	0.90%	208,247
May 4, 2026	71.25	71.70	70.66	71.12	71.12	-0.75%	253,111
May 1, 2026	71.74	72.66	71.21	71.66	71.66	-0.11%	278,713
Apr 30, 2026	70.69	72.29	70.61	71.74	71.74	0.82%	286,583
Apr 29, 2026	72.06	72.34	71.03	71.16	71.16	-1.86%	194,245
Apr 28, 2026	72.05	72.86	71.97	72.51	72.51	1.16%	218,912
Apr 27, 2026	71.31	72.13	71.31	71.68	71.68	0.52%	249,299
Apr 24, 2026	71.97	72.51	71.10	71.31	71.31	-1.33%	294,053
Apr 23, 2026	71.31	72.41	70.74	72.27	72.27	1.63%	226,265
Apr 22, 2026	71.54	71.89	70.61	71.11	71.11	-0.27%	199,822
Apr 21, 2026	72.16	72.56	71.06	71.30	71.30	-1.19%	203,819
Apr 20, 2026	72.16	72.98	72.08	72.16	72.16	-0.21%	209,450
Apr 17, 2026	71.34	73.12	71.32	72.31	72.31	2.49%	415,804
Apr 16, 2026	70.77	70.84	70.32	70.55	70.55	-0.87%	262,176
Apr 15, 2026	71.91	72.38	70.60	71.17	71.17	-1.26%	339,682
Apr 14, 2026	72.16	72.41	71.36	72.08	72.08	-0.36%	266,182
Apr 13, 2026	71.52	72.47	70.98	72.34	72.34	0.92%	358,568
Apr 10, 2026	71.44	71.69	70.88	71.68	71.68	-0.03%	299,652
Apr 9, 2026	69.91	72.19	69.80	71.70	71.70	1.85%	510,566