Net profit of Power Grid Corporation of India rose 36.88% to Rs 809.23 crore in the quarter ended December 2011 as against Rs 591.19 crore during the previous quarter ended December 2010. Sales rose 20.20% to Rs 2466.62 crore in the quarter ended December 2011 as against Rs 2052.12 crore during the previous quarter ended December 2010.
| Particulars | Quarter Ended |
| | Dec. 2011 | Dec. 2010 | % Var. |
| Sales | 2466.62 | 2052.12 | 20 |
| OPM % | 85.12 | 84.18 | 1 |
| PBDT | 1735.69 | 1415.45 | 23 |
| PBT | 1056.46 | 844.53 | 25 |
| NP | 809.23 | 591.19 | 37 |