The stock settled at Rs 2,680.95, down 8.61 per cent, on BSE.
On NSE, it went down 8.46 per cent to end the day at Rs 2,682.50.
In terms of volume, 96 thousand shares of the company changed hands at BSE and over 7.6 lakh shares were traded at NSE during the day.
The company had posted a net profit of Rs 167.3 crore in the January-March period of 2014-15.
For the entire 2015-16, the company's net profit stood at Rs 806.1 crore as against Rs 688.6 crore in the preceding fiscal.
Net sales during 2015-16 grew to Rs 8,607.1 crore, from Rs 7,775.1 crore a year earlier.
