The demand for its equity shares also remained strong in the grey market, trading with a 42 percent premium over the issue price, analysts said. The grey market is an unofficial platform wherein the IPO shares can be bought and sold till the listing.Based on the latest grey market premium, the expected listing price of Plaza Wires is around Rs 77 per share," Shivani Nyati, head of wealth at Swastika Investmart said.Read more: