Bharti Airtel was the biggest gainer, rising by over 4.51 per cent. Adani Ports, Sun Pharma, Tata Steel, HCL Technologies, Infosys, JSW Steel and Mahindra & Mahindra were the other big gainers. Bharti Airtel was the biggest gainer, rising by over 4.51 per cent. Adani Ports, Sun Pharma, Tata Steel, HCL Technologies, Infosys, JSW Steel and Mahindra & Mahindra were the other big gainers. Zee News :Business