Tata Motors stock ended at Rs 437.80, down 2.64 per cent on the BSE. During the day, the scrip went down by 3.21 per cent to Rs 435.20.
At the NSE, the stock settled 2.70 per cent lower at Rs 437.40.
Tata Motors had yesterday reported 5.14 per cent decline in global sales, including that of Jaguar Land Rover (JLR), to 77,575 units in May.
The company had sold 81,783 units in the same month last year.
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Sales of luxury brand Jaguar Land Rover rose 24.85 per cent to 38,998 units in May, compared with 31,210 units in the same month last year.
The sales of commercial vehicles declined 24.52 per cent in May to 29,161 units from 38,641 units a year ago.
Meanwhile, the broader market was also weak with the BSE benchmark Sensex ending at 25,228.17, down 348.04 points or 1.36 per cent.