IBOC - CIK 0000315709
INTERNATIONAL BANCSHARES CORP has filed 937 documents with the SEC between 1995 and 2026. The most frequent type is insider trade (316 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| SEC correspondence | UPLOAD | 2009-01-21 | - |
| Insider trade | 4 | 2009-01-14 | 2009-01-13 |
| Insider trade | 4 | 2009-01-14 | 2009-01-12 |
| Company correspondence | CORRESP | 2009-01-09 | - |
| SEC correspondence | UPLOAD | 2009-01-09 | - |
| Activist ownership stake (update) | SC 13D/A | 2009-01-08 | - |
| Insider trade | 4 | 2008-12-24 | 2008-12-22 |
| Insider trade | 4 | 2008-12-24 | 2008-12-22 |
| Major company event | 8-K | 2008-12-23 | 2008-12-19 |
| Insider trade | 4 | 2008-12-16 | 2008-12-12 |
| Insider trade | 4 | 2008-12-16 | 2008-12-12 |
| SEC correspondence | UPLOAD | 2008-12-15 | - |
| SEC correspondence | UPLOAD | 2008-12-15 | - |
| SEC correspondence | UPLOAD | 2008-12-15 | - |
| Insider trade | 4 | 2008-12-12 | 2008-12-10 |
| Insider trade | 4 | 2008-12-10 | 2007-06-08 |
| Insider trade | 4 | 2008-12-05 | 2008-12-04 |
| Insider trade | 4 | 2008-11-28 | 2008-11-26 |
| Major company event | 8-K | 2008-11-20 | 2008-11-20 |
| Company correspondence | CORRESP | 2008-11-20 | - |
| Insider trade | 4 | 2008-11-19 | 2008-11-18 |
| Proxy statement | DEF 14A | 2008-11-19 | 2008-12-19 |
| Insider trade | 4 | 2008-11-17 | 2008-11-14 |
| Insider trade | 4 | 2008-11-14 | 2008-11-13 |
| PRER14A | - | 2008-11-12 | - |
| Company correspondence | CORRESP | 2008-11-10 | - |
| Quarterly report | 10-Q | 2008-11-07 | 2008-09-30 |
| Insider trade | 4 | 2008-10-30 | 2008-10-28 |
| PRE 14A | - | 2008-10-30 | 2008-12-08 |
| Major company event | 8-K | 2008-10-28 | 2008-10-27 |
| Major company event | 8-K | 2008-10-23 | 2008-10-23 |
| Insider trade | 4 | 2008-10-22 | 2008-10-20 |
| Major company event | 8-K | 2008-09-18 | 2008-09-18 |
| Insider trade | 4 | 2008-09-04 | 2008-09-03 |
| Insider trade | 4 | 2008-08-26 | 2008-08-26 |
| Insider trade | 4 | 2008-08-15 | 2008-08-14 |
| Quarterly report | 10-Q | 2008-08-08 | 2008-06-30 |
| Major company event | 8-K | 2008-08-01 | 2008-08-01 |
| Employee stock plan | S-8 | 2008-06-30 | - |
| Quarterly report | 10-Q | 2008-05-09 | 2008-03-31 |
| Major company event | 8-K | 2008-05-05 | 2008-05-05 |
| Proxy statement | DEF 14A | 2008-04-18 | 2008-05-19 |
| Insider trade | 4 | 2008-03-11 | 2008-03-11 |
| Insider trade | 4 | 2008-03-10 | 2008-03-05 |
| Insider trade | 4 | 2008-03-10 | 2008-03-10 |
| Insider trade | 4 | 2008-03-06 | 2008-03-03 |
| Annual report | 10-K | 2008-02-29 | 2007-12-31 |
| SEC correspondence | UPLOAD | 2008-02-26 | - |
| SEC correspondence | UPLOAD | 2008-02-26 | - |
| Major company event | 8-K | 2008-02-25 | 2008-02-25 |