Mumbai, July 17 -- The Indian benchmark indices opened on a strong note on Friday's opening trading session with Sensex rising over 400 points and Nifty holding above 24,100 level, amid rally in the IT stocks.

Both the indices opened with a gap-up; Sensex was trading at around 77,631.76, up 444.89 points or 0.58 per cent while Nifty was trading at around 24,188.85, up 116.10 points or 0.48 per cent at the time of reporting.

Sectorally, Nifty IT emerged as major gainer, inching 1.89 per cent, in the early morning trade. Meanwhile, most indices traded in the red with Nifty Pharma and Healthcare emerging as top drag.

On BSE, Infosys, Tech Mahindra, TCS, HCL Tech, Reliance, M&M, Hindustan Unilever, SBI, Bajaj Finance, Tata Steel, Indi Go, ...