Paras Healthcare, the Gurugram-based hospital chain founded by Dr Dharminder Kumar Nagar, raised Rs 652.5 crore through its anchor book on October 19, ahead of the opening of its maiden public issue. Global investors participating in the anchor book included the Abu Dhabi Investment Authority, BlackRock Global Funds, Eastspring Investments, Government Pension Fund Global, Natixis International Funds, Integrated Core Strategies (Asia), and Citigroup Global.