INTERNATIONAL BANCSHARES CORP (IBOC)
Across 87 earnings reports since Nov 08, 2004, INTERNATIONAL BANCSHARES CORP (IBOC) has a clear post-earnings pattern. It moves ±1.96% on average after reporting and finishes higher 57.5% of the time. Its largest post-earnings gain was +8.95% (Aug 08, 2011) and its largest decline was -5.2% (May 08, 2020). The next earnings report is predicted for 2026-08-04 (approximate).
Earnings reactions
How IBOC moved on each past earnings report.
Earnings Impact
Total Earnings
87
Avg Abs. Movement
±1.96%
Positive %
57.5%
Negative %
42.5%
Historical Earnings Statistics
| Date | Timing | Earnings move | SEC Filing |
|---|---|---|---|
| May 07, 2026 | ☽ POST | +0.01% | open_in_new |
| Feb 26, 2026 | ☽ POST | -5.17% | open_in_new |
| Nov 06, 2025 | ☽ POST | -0.19% | open_in_new |
| Aug 07, 2025 | ☽ POST | -0.12% | open_in_new |
Earnings Count
87
Total earnings in dataset
Avg Abs. Movement
±1.96%
Avg % price change on earnings
Institutional ownership
Holdings as of Jun 30, 2026 · SEC 13-F
SEC Filing Types
Recent SEC Filings
10 most recent| Form | Date Filed | View on EDGAR |
|---|---|---|
| 4 | 20260522 | open_in_new SEC.gov |
| 144 | 20260521 | open_in_new SEC.gov |
| 8-K | 20260520 | open_in_new SEC.gov |
| 10-Q | 20260507 | open_in_new SEC.gov |
| 8-K | 20260507 | open_in_new SEC.gov |
| SCHEDULE 13G | 20260429 | open_in_new SEC.gov |
| SCHEDULE 13G | 20260429 | open_in_new SEC.gov |
| ARS | 20260420 | open_in_new SEC.gov |
| DEFA14A | 20260420 | open_in_new SEC.gov |
| DEF 14A | 20260420 | open_in_new SEC.gov |
Frequently asked about IBOC earnings
When does INTERNATIONAL BANCSHARES CORP report earnings next? expand_more
INTERNATIONAL BANCSHARES CORP (IBOC)'s next earnings date is approximate for 2026-08-04. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.
How much does IBOC stock move after earnings? expand_more
Over 87 reports, IBOC has moved an average of ±1.96% the session after earnings, closing higher 57.5% of the time.
What was IBOC's biggest post-earnings move? expand_more
IBOC's largest post-earnings gain on record was +8.95% on Aug 08, 2011, and its largest decline was -5.2% on May 08, 2020.
Where can I find INTERNATIONAL BANCSHARES CORP's SEC filings? expand_more
All of INTERNATIONAL BANCSHARES CORP's SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.
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