| Date | Event |
| 12-Nov-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Change in Directors or Principal Officers, Financial Statements and Ex |
| 5-Nov-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 10-Q, Quarterly Report |
| 5-Nov-09 | Allis-Chalmers Energy upgraded by Wells Fargo |
| 3-Nov-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 3-Nov-09 | Earnings announcement |
| 16-Oct-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Entry into a Material Definitive Agreement, Financial Statements and E |
| 7-Oct-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Regulation FD Disclosure |
| 2-Sep-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Entry into a Material Definitive Agreement, Financial Statements and E |
| 11-Aug-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Change in Directors or Principal Officers |
| 6-Aug-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 10-Q, Quarterly Report |
| 5-Aug-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 31-Jul-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 1-Jul-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Entry into a Material Definitive Agreement, Unregistered Sale of Equit |
| 2-Jun-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Other Events |
| 27-May-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Entry into a Material Definitive Agreement |
| 8-May-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 10-Q, Quarterly Report |
| 6-May-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 9-Apr-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Entry into a Material Definitive Agreement, Financial Statements and E |
| 13-Mar-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Change in Directors or Principal Officers, Financial Statements and Ex |
| 10-Mar-09 | Price hit new 52-week low ($0.73) |
| 9-Mar-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 10-K, Annual Report |
| 9-Mar-09 | Price hit new 52-week low ($0.85) |
| 5-Mar-09 | Price hit new 52-week low ($1.23) |
| 4-Mar-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 7-Jan-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Entry into a Material Definitive Agreement, Change in Directors or Pri |
| 5-Jan-09 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Other Events |
| 29-Dec-08 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Entry into a Material Definitive Agreement, Other Events, Financial St |
| 4-Nov-08 | ALLIS CHALMERS ENERGY INC. Files SEC form 10-Q, Quarterly Report |
| 29-Oct-08 | ALLIS CHALMERS ENERGY INC. Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |