From the 30 Sensex firms, NTPC, Nestle, Titan, Kotak Mahindra Bank, Maruti, Hindustan Unilever, Bharti Airtel and HDFC Bank were the biggest gainers.HCL Technologies, Tata Consultancy Services, Adani Ports, Larsen & Toubro, JSW Steel, State Bank of India, Tech Mahindra and Bajaj Finance were among the laggards from the pack.