Opening on a weak note, the stock further plunged 5.85 per cent to end the day at Rs 62 on BSE. Intraday, it touched a low of 8.80 per cent.
At NSE, the shares tumbled 5.71 per cent to close at Rs 61.90.
On the volume front, 45.09 lakh shares changed hands on BSE and over 29 lakh shares were traded on NSE.
Total income increased to Rs 1,545.19 crore during the period from Rs 1,446.99 crore on September 30, 2015, the firm said in a regulatory filing.
Besides, the company said a deal with Pauwels Spaco Ltd - an SPV of first reserve (parties) for sale of its power business in Europe, North America and Indonesia stands terminated.