Delhi-based water and wastewater management provider, Enviro Infra Engineers Ltd., launched its initial public offering on Friday, which was fully subscribed at 2.08 times. As of Monday, the IPO has been subscribed 8.34 times, with a grey market premium of Rs 52 and an estimated listing price of Rs 200 per share. The company aims to raise Rs 650.43 crore through the public issue, with a price band of Rs 140-148 per share and a minimum bid requirement of 101 shares. Enviro Infra had previously raised Rs 195 crore from anchor investors and its IPO will close on November 26, with a fresh issue of Rs 572.46 crore.