| Date | Event |
| 16-Nov-09 | UNION DRILLING INC Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 3-Nov-09 | UNION DRILLING INC Files SEC form 10-Q, Quarterly Report |
| 2-Nov-09 | UNION DRILLING INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibi |
| 11-Aug-09 | UNION DRILLING INC Files SEC form 8-K, Change in Directors or Principal Officers, Financial Statements and Exhibits |
| 4-Aug-09 | UNION DRILLING INC Files SEC form 10-Q, Quarterly Report |
| 3-Aug-09 | UNION DRILLING INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibi |
| 5-Jun-09 | UNION DRILLING INC Files SEC form 8-K, Entry into a Material Definitive Agreement, Other Events, Financial Statements |
| 3-Jun-09 | UNION DRILLING INC Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 2-Jun-09 | Price hit new 52-week high ($10.25) |
| 1-Jun-09 | Price hit new 52-week high ($10.06) |
| 26-May-09 | Price hit new 52-week high ($10.01) |
| 4-May-09 | UNION DRILLING INC Files SEC form 10-Q, Quarterly Report |
| 30-Apr-09 | UNION DRILLING INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibi |
| 12-Mar-09 | UNION DRILLING INC Files SEC form 10-K, Annual Report |
| 6-Mar-09 | UNION DRILLING INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibi |
| 3-Mar-09 | Price hit new 52-week low ($2.78) |
| 2-Mar-09 | Price hit new 52-week low ($2.89) |
| 27-Feb-09 | Price hit new 52-week low ($2.94) |