| Date | Event |
| 12-Nov-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 10-Nov-09 | Dawson Geophysical Earnings Call scheduled for 10:00 am ET today |
| 10-Nov-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Results of Operations and Financial Condition |
| 10-Nov-09 | Earnings announcement |
| 2-Nov-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 2-Oct-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Change in Directors or Principal Officers |
| 10-Aug-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 7-Aug-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 5-Aug-09 | Dawson Geophysical Earnings Call scheduled for 10:00 am ET today |
| 5-Aug-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Results of Operations and Financial Condition |
| 3-Aug-09 | Price hit new 52-week high ($35.98) |
| 29-Jul-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 9-Jul-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Amendments to Articles of Inc. or Bylaws; Change in Fiscal Year |
| 11-Jun-09 | Price hit new 52-week high ($31.42) |
| 9-Jun-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 5-Jun-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Entry into a Material Definitive Agreement, Financial Statements and Exhibi |
| 11-May-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 8-May-09 | DAWSON GEOPHYSICAL CO Files SEC form 10-Q, Quarterly Report |
| 8-May-09 | Price hit new 52-week high ($29.49) |
| 7-May-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Results of Operations and Financial Condition |
| 1-May-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 31-Mar-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 6-Mar-09 | Price hit new 52-week low ($9.96) |
| 3-Mar-09 | Price hit new 52-week low ($10.36) |
| 2-Mar-09 | Price hit new 52-week low ($10.84) |
| 9-Feb-09 | DAWSON GEOPHYSICAL CO Files SEC form 10-Q, Quarterly Report |
| 6-Feb-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 4-Feb-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Results of Operations and Financial Condition |
| 30-Jan-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K/A, Change in Directors or Principal Officers |
| 28-Jan-09 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 9-Dec-08 | DAWSON GEOPHYSICAL CO Files SEC form 10-K, Annual Report |
| 5-Dec-08 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Change in Directors or Principal Officers |
| 7-Nov-08 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |
| 5-Nov-08 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Results of Operations and Financial Condition |
| 29-Oct-08 | DAWSON GEOPHYSICAL CO Files SEC form 8-K, Regulation FD Disclosure |