TVS Motor's stock plunged 7.11 per cent to end at Rs 286.25 on the BSE. In intra-day session, it fell sharply by 7.93 per cent to Rs 283.70.
At the NSE, it slumped 7.37 per cent to end at Rs 285.50.
Tracking weakness in the stock, the company's market value fell by Rs 1,039.63 crore to Rs 13,599.37 crore.
In terms of volume, 5.89 lakh shares of the company changed hands at the BSE and over 44 lakh shares were traded at the NSE during the day.
The Chennai-based company had sold 1,86,313 units in the same month last year, TVS Motor Company said in a statement.
Total two-wheeler sales for the month also increased marginally by 1.08 per cent to 1,81,516 units as against 1,79,576 units in January 2014.
