| Date | Event |
| 2-Nov-09 | INTERNATIONAL BANCSHARES CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 15-Oct-09 | Ex-Date for dividend payment of $0.17 |
| 5-Oct-09 | INTERNATIONAL BANCSHARES CORP Files SEC form 8-K, Other Events |
| 4-Aug-09 | INTERNATIONAL BANCSHARES CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 4-May-09 | INTERNATIONAL BANCSHARES CORP Files SEC form 10-Q, Quarterly Report |
| 29-Apr-09 | INTERNATIONAL BANCSHARES CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 14-Apr-09 | INTERNATIONAL BANCSHARES CORP Files SEC form 8-K, Other Events |
| 1-Apr-09 | INTERNATIONAL BANCSHARES CORP Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 25-Mar-09 | INTERNATIONAL BANCSHARES CORP Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 23-Mar-09 | Price hit new 52-week low ($6.55) |
| 3-Mar-09 | Price hit new 52-week low ($9.26) |
| 25-Feb-09 | INTERNATIONAL BANCSHARES CORP Files SEC form 10-K, Annual Report |
| 24-Feb-09 | Price hit new 52-week low ($9.55) |
| 13-Feb-09 | INTERNATIONAL BANCSHARES CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 23-Dec-08 | INTERNATIONAL BANCSHARES CORP Files SEC form 8-K, Entry into a Material Definitive Agreement, Unregistered Sale of Eq |
| 20-Nov-08 | INTERNATIONAL BANCSHARES CORP Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 7-Nov-08 | INTERNATIONAL BANCSHARES CORP Files SEC form 10-Q, Quarterly Report |