Shares of communications solutions firm Bharti Hexacom made their market debut on Friday, listing at a premium of over 32%. Bharti Hexacom shares listed at ₹755 over the issue price of ₹570. Bharti Hexacom's ₹4,275-crore IPO is India's biggest public issue in over a year. Notably, Bharti Airtel holds a 70% stake in Bharti Hexacom.