The ₹5,430-crore IPO of Shapoorji Pallonji Group's Afcons Infrastructure is open for subscription from October 25 to October 29 at a price band of ₹440-463 per share. Investors can bid for a minimum of 32 shares, requiring an investment of ₹14,816. Ahead of the listing, unlisted shares of the company were reportedly trading at a 12% premium in grey market.