Vishal Mega Mart shares debuted on the NSE on Wednesday at ₹104 per share, a premium of 33.33% over the IPO allotment price of ₹78. Later, it extended gains to ₹111.19 per share on the NSE, rising 42.55%. The company's ₹8,000-crore IPO received a bumper response, with the public issue subscribed over 27 times during the three-day bidding last week.