| Date | Event |
| 23-Nov-09 | Price hit new 52-week high ($39.35) |
| 20-Nov-09 | Price hit new 52-week high ($38.83) |
| 16-Nov-09 | Price hit new 52-week high ($37.68) |
| 12-Nov-09 | PROSPERITY BANCSHARES INC Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 6-Nov-09 | PROSPERITY BANCSHARES INC Files SEC form 10-Q, Quarterly Report |
| 27-Oct-09 | PROSPERITY BANCSHARES INC Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 16-Oct-09 | Prosperity Bancshares Earnings Call scheduled for 10:30 am ET today |
| 16-Oct-09 | PROSPERITY BANCSHARES INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and |
| 11-Sep-09 | Ex-Date for dividend payment of $0.138 |
| 10-Aug-09 | PROSPERITY BANCSHARES INC Files SEC form 10-Q, Quarterly Report |
| 28-Jul-09 | PROSPERITY BANCSHARES INC Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 17-Jul-09 | PROSPERITY BANCSHARES INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and |
| 11-Jun-09 | Ex-Date for dividend payment of $0.138 |
| 11-May-09 | PROSPERITY BANCSHARES INC Files SEC form 10-Q, Quarterly Report |
| 17-Apr-09 | PROSPERITY BANCSHARES INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and |
| 9-Mar-09 | Price hit new 52-week low ($20.04) |
| 6-Mar-09 | Price hit new 52-week low ($20.32) |
| 5-Mar-09 | Price hit new 52-week low ($21.49) |
| 2-Mar-09 | PROSPERITY BANCSHARES INC Files SEC form 10-K, Annual Report |
| 27-Jan-09 | PROSPERITY BANCSHARES INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and |
| 7-Jan-09 | PROSPERITY BANCSHARES INC Files SEC form 8-K, Entry into a Material Definitive Agreement, Change in Directors or Prin |
| 13-Nov-08 | PROSPERITY BANCSHARES INC Files SEC form 8-K, Entry into a Material Definitive Agreement, Financial Statements and Ex |
| 10-Nov-08 | PROSPERITY BANCSHARES INC Files SEC form 8-K, Regulation FD Disclosure, Other Events, Financial Statements and Exhibi |
| 6-Nov-08 | PROSPERITY BANCSHARES INC Files SEC form 10-Q, Quarterly Report |