| Date | Event |
| 9-Nov-09 | QUANTA SERVICES INC Files SEC form 10-Q, Quarterly Report |
| 4-Nov-09 | QUANTA SERVICES INC Files SEC form 8-K, Results of Operations and Financial Condition |
| 4-Nov-09 | Earnings announcement |
| 22-Oct-09 | Coverage initiated on Quanta Services by JP Morgan |
| 7-Oct-09 | QUANTA SERVICES INC Files SEC form 8-K, Completion of Acquisition or Disposition of Assets, Regulation FD Disclosure |
| 8-Sep-09 | QUANTA SERVICES INC Files SEC form 8-K, Entry into a Material Definitive Agreement, Financial Statements and Exhibits |
| 3-Sep-09 | QUANTA SERVICES INC Files SEC form 8-K, Regulation FD Disclosure |
| 10-Aug-09 | QUANTA SERVICES INC Files SEC form 10-Q, Quarterly Report |
| 5-Aug-09 | QUANTA SERVICES INC Files SEC form 8-K, Results of Operations and Financial Condition |
| 9-Jun-09 | Price hit new 52-week high ($25.66) |
| 11-May-09 | QUANTA SERVICES INC Files SEC form 10-Q, Quarterly Report |
| 6-May-09 | QUANTA SERVICES INC Files SEC form 8-K, Results of Operations and Financial Condition |
| 6-May-09 | Price hit new 52-week high ($25.00) |
| 1-Apr-09 | QUANTA SERVICES INC Files SEC form 8-K, Entry into a Material Definitive Agreement |
| 17-Mar-09 | QUANTA SERVICES INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 2-Mar-09 | QUANTA SERVICES INC Files SEC form 8-K, Regulation FD Disclosure |
| 24-Feb-09 | QUANTA SERVICES INC Files SEC form 8-K, Results of Operations and Financial Condition |
| 27-Jan-09 | QUANTA SERVICES INC Files SEC form 8-K, Regulation FD Disclosure |
| 10-Nov-08 | QUANTA SERVICES INC Files SEC form 10-Q, Quarterly Report |
| 5-Nov-08 | QUANTA SERVICES INC Files SEC form 8-K, Results of Operations and Financial Condition |
| 31-Oct-08 | QUANTA SERVICES INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 27-Oct-08 | QUANTA SERVICES INC Files SEC form 8-K, Change in Directors or Principal Officers |