International Bancshares Corporation (IBOC) NASDAQ

Currency In USD

IBOC Historical Return

If you invested $1000 in International Bancshares Corporation (IBOC) 10 years ago, it would be worth $2,704.22 as of October 22, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,715.44, while $1000 invested 1 year ago would be worth $1,000.76. This corresponds to total returns of 170.42%, 71.54%, 0.08%, respectively, with annualized returns of 10.46%, 11.39%, 0.08%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

IBOC Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 20, 2026	66.99	66.52	66.52	66.99	66.11	3,021
October 19, 2026	66.99	66.04	66.04	67.92	65.94	346,949
October 16, 2026	67.95	67.34	67.34	69.04	67.28	457,933
October 15, 2026	67.7	67.65	67.65	68.36	67.32	433,458
October 14, 2026	66.56	67.15	67.15	67.72	66.4	410,735
October 13, 2026	68.17	67.36	67.36	68.38	67.27	390,786
October 12, 2026	67.82	67.78	67.78	68.53	67.74	370,381
October 09, 2026	68.18	67.92	67.92	68.19	67.75	273,627
October 08, 2026	67.94	68.4	68.4	68.77	67.63	386,489
October 07, 2026	68.34	68.11	68.11	68.46	67.59	401,645
October 06, 2026	69.77	68.94	68.94	69.97	68.92	282,842
October 05, 2026	69.85	69.49	69.49	69.91	68.93	428,385
October 02, 2026	69.66	69.84	69.84	70.36	69.19	380,515
October 01, 2026	68.37	69.12	69.12	69.2	67.76	552,493
September 30, 2026	68.9	68.5	68.5	69.13	68.1	340,183
September 29, 2026	69.53	68.94	68.94	69.58	68.6	307,108
September 28, 2026	69.89	69.53	69.53	70.08	69.35	374,797
September 25, 2026	69.39	69.94	69.94	70.19	69.39	344,914
September 24, 2026	69.38	69.39	69.39	69.6	68.68	383,740
September 23, 2026	69.7	69.11	69.11	70	69.1	312,720
September 22, 2026	70.54	69.75	69.75	70.97	69.75	321,553
September 21, 2026	70.54	70.16	70.16	70.88	70.13	314,375
September 18, 2026	70.19	70.24	70.24	70.52	69.73	1.09M
September 17, 2026	71.51	70.52	70.52	71.61	70.5	324,817
September 16, 2026	71.34	70.93	70.93	71.64	69.93	428,883
September 15, 2026	71.65	71.49	71.49	72.18	71.4	356,690
September 11, 2026	71.74	70.94	70.94	71.96	70.54	320,524
September 10, 2026	70.61	71.04	71.04	71.07	69.87	335,455
September 09, 2026	71.03	70.61	70.61	71.06	70.13	313,320
September 08, 2026	71.74	71.36	71.36	71.86	71.18	349,690
September 04, 2026	71.31	71.91	71.91	72.08	71.04	269,077
September 03, 2026	70.95	71.54	71.54	71.94	70.5	301,821
September 02, 2026	70.03	70.62	70.62	71.14	69.98	409,089
September 01, 2026	70.19	69.64	69.64	71.01	69.39	320,490
August 31, 2026	70.82	70.16	70.16	70.82	70.01	272,148
August 28, 2026	70.68	70.93	70.93	71.29	70.43	286,272
August 27, 2026	70.57	70.61	70.61	70.71	69.6	243,890
August 26, 2026	71.03	70.77	70.77	71.34	70.61	230,779
August 25, 2026	71.54	70.81	70.81	71.54	70.7	183,202
August 24, 2026	71.47	71.54	71.54	72.42	71.44	228,182
August 21, 2026	72.3	71.49	71.49	72.57	71.23	274,975
August 20, 2026	71.36	71.7	71.7	71.94	71.01	293,504
August 19, 2026	72.57	71.53	71.53	72.83	71.34	273,287
August 18, 2026	73.5	72.61	72.61	73.54	72.27	238,245
August 17, 2026	73.11	73.14	73.14	73.8	72.88	219,965
August 14, 2026	72.68	73.38	73.38	73.4	72.67	193,523
August 13, 2026	73.12	73.41	73.41	73.51	72.78	398,330
August 12, 2026	72.04	72.71	72.71	73	71.77	394,609
August 11, 2026	72.94	72.04	72.04	73.1	71.96	274,149
August 10, 2026	73.19	72.81	72.81	73.51	72.05	406,122
August 07, 2026	74.68	73.55	73.55	75.83	72.32	386,224
August 06, 2026	76.4	75.11	75.11	76.64	75	391,842
August 05, 2026	76.63	75.9	75.9	76.63	75.52	331,188
August 04, 2026	76.13	76.25	76.25	76.94	75.8	443,975
August 03, 2026	77.2	76.22	76.22	77.94	75.93	361,176
July 31, 2026	76.26	76.54	76.54	76.62	74.31	313,147
July 30, 2026	76.82	76.34	76.34	77.14	76.25	188,473
July 29, 2026	77.33	76.66	76.66	77.8	76.58	358,172
July 28, 2026	77	77.68	77.68	78.02	77	201,844
July 27, 2026	77.09	76.65	76.65	77.54	76.4	228,932