New Delhi, May 21 -- After three straight session losses, Indian stock indices soared on Wednesday, possibly due to buying at relatively lower levels.

The indices had slumped in the past three sessions, possibly due to profit booking.

Going ahead, investors now await further updates on India-US trade deal negotiations. US, Commerce Minister Piyush Goyal earlier this week had "good discussions" with US Commerce Secretary Howard Lutnick about expediting the first tranche of the India-US Bilateral Trade Agreement.

On Wednesday, Sensex closed at 81,596.63 points, up 410.20 points or 0.51 per cent, while Nifty closed at 24,813.45 points, up 129.55 points or 0.52 per cent. Barring Nifty consumer durables, all sectoral indices were in the gre...