Mukul Mahavir Agarwal increased his stake in the retailer via a rights issue and bought 23,145 equity shares for Rs 550 apiece. He upped his stake to 9,24,121 equity shares or 4.84 per cent, shows the company's RHP filed on May 6, from 9,00,976 equity shares earlier. His stake in the company is valued at Rs 81.13 crore at the upper range of the price band.