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 $3,450.16 as of June 23, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,908.28, while $1000 invested 1 year ago would be worth $1,169.57. This corresponds to total returns of 245.02%, 90.83%, 16.96%, respectively, with annualized returns of 13.18%, 13.79%, 16.96%.

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
June 22, 2026	73.74	75.11	75.11	75.28	73.74	372,758
June 18, 2026	73.96	73.56	73.56	74.86	73.41	1.04M
June 17, 2026	75.17	73.59	73.59	75.87	72.82	449,481
June 16, 2026	75.72	75.51	75.51	75.92	75.03	275,472
June 15, 2026	76.74	75.09	75.09	77.11	74.91	349,180
June 12, 2026	75.94	76.53	76.53	76.73	75.57	413,459
June 11, 2026	75.61	75.67	75.67	75.99	74.88	365,402
June 10, 2026	74.82	75.31	75.31	75.63	74.78	484,405
June 09, 2026	73.96	74.48	74.48	75.68	73.96	361,864
June 08, 2026	73.3	73.49	73.49	74.13	73.01	361,685
June 05, 2026	72.94	72.98	72.98	73.83	72.94	315,780
June 04, 2026	71.9	72.94	72.94	73.1	71.9	278,640
June 03, 2026	71.62	71	71	71.62	70.75	326,718
June 02, 2026	70.62	71.99	71.99	72.29	70.62	260,654
June 01, 2026	71.69	70.92	70.92	71.69	70.5	249,433
May 29, 2026	72.22	72.16	72.16	72.78	71.97	390,225
May 28, 2026	71.98	72.41	72.41	72.56	71.4	280,677
May 27, 2026	73.06	72.23	72.23	73.18	71.82	287,573
May 26, 2026	73.39	73.05	73.05	73.72	72.47	327,978
May 22, 2026	71.98	72.78	72.78	73.01	71.75	229,256
May 21, 2026	71.87	71.82	71.82	72.16	71.4	363,383
May 20, 2026	71.7	72.42	72.42	73.27	71.5	231,732
May 19, 2026	72.01	71.71	71.71	72.28	71.54	185,342
May 18, 2026	70.96	72.2	72.2	72.31	70.85	254,963
May 15, 2026	71.62	70.83	70.83	71.63	70.28	261,392
May 14, 2026	71.71	71.68	71.68	72.29	71.49	253,267
May 13, 2026	72	71.27	71.27	72.35	71	302,219
May 12, 2026	72.94	72.4	72.4	72.94	71.3	287,149
May 11, 2026	73.22	72.96	72.96	73.46	72.28	331,507
May 08, 2026	73.15	73.27	73.27	74.34	73.08	284,694
May 07, 2026	72.69	73.26	73.26	73.4	72.51	295,835
May 06, 2026	72.45	72.56	72.56	73.07	72.15	238,607
May 05, 2026	71.32	71.76	71.76	71.94	70.95	208,247
May 04, 2026	71.25	71.12	71.12	71.7	70.66	253,111
May 01, 2026	71.74	71.66	71.66	72.66	71.21	273,909
April 30, 2026	70.69	71.74	71.74	72.29	70.61	278,364
April 29, 2026	72.06	71.16	71.16	72.33	71.03	194,245
April 28, 2026	72.05	72.51	72.51	72.86	71.97	213,790
April 27, 2026	71.31	71.68	71.68	72.13	71.31	249,298
April 24, 2026	71.97	71.31	71.31	72.51	71.1	228,298
April 23, 2026	71.31	72.27	72.27	72.41	70.74	226,265
April 22, 2026	71.54	71.11	71.11	71.89	70.61	199,822
April 21, 2026	72.16	71.3	71.3	72.56	71.06	203,755
April 20, 2026	72.16	72.16	72.16	72.98	72.08	194,959
April 17, 2026	71.34	72.31	72.31	73.12	71.32	415,114
April 16, 2026	70.77	70.55	70.55	70.84	70.32	262,164
April 15, 2026	71.91	71.17	71.17	72.38	70.6	339,682
April 14, 2026	72.16	72.08	72.08	72.41	71.36	266,181
April 13, 2026	71.52	72.34	72.34	72.47	70.98	358,568
April 10, 2026	71.44	71.68	71.68	71.69	70.88	275,148
April 09, 2026	69.91	71.7	71.7	72.19	69.8	510,566
April 08, 2026	69.79	70.4	70.4	70.77	69.55	663,103
April 07, 2026	67.98	68.23	68.23	68.86	67.79	439,000
April 06, 2026	67.67	68.26	68.26	68.45	66.89	252,009
April 02, 2026	67.32	67.77	67.77	67.96	66.81	494,241
April 01, 2026	67.38	67.87	67.87	68.6	67.38	541,792
March 31, 2026	67.84	67.29	67.29	68.18	66.8	804,568
March 30, 2026	67.97	67.04	67.04	67.97	66.77	331,025
March 27, 2026	67.55	67.36	67.36	68.18	67.11	354,973
March 26, 2026	67.33	67.85	67.85	67.97	67.19	266,069