Central Mine Planning & Design Institute (CMPDI), a subsidiary of Coal India, ended 10 percent lower at Rs 154 after making a weak market debut, listing at a discount of around 7 percent to its initial public offer (IPO) price.

The stock listed at Rs 160 per share on the National Stock Exchange (NSE), reflecting a discount of 6.98 percent, while it debuted at Rs 162.8 per share on the BSE, a discount of 5.35 percent.