The stock touched an intra-day low at Rs 140.25, down 4.46 per cent.
The company had sold 58,416 units in the corresponding month last year, M&M said in a regulatory filing.
Shares of the telecom operator ended up by 2.10 per cent at Rs 3.89 apiece.
Banks may not be able to garner all the goods for themselves, as the non-bank players become more active in the segment.
Turnover slipped to Rs 1.32 lakh crore from Rs 1.51 lakh crore due to dip in prices.
The bank had reported a net loss of Rs 1,542.54 crore in the same period previous fiscal.
Shares of the private sector lender zoomed 34.94 per cent to Rs 76.65 apiece on the BSE.
The company did not immediately clarify where or how the money would be used.
On the BSE, the scrip jumped 15.10 per cent to Rs 170.30.
The profit was lower than the USD 5.3 billion average of analysts’ estimates compiled by the bank.