Sensex Today | Stock Market LIVE Updates Tuesday: Benchmark indices Sensex and Nifty 50 traded in negative territory on Oct 27, led by losses in IT and banking stocks. Sensex Today | Stock Market LIVE Updates, Tuesday, Oct 27, 2026: Sensex and Nifty 50 traded lower on Tuesday, with both benchmark indices slipping nearly 0.20 per cent. Nifty 50 opened at 22,708.80, down 0.19 per cent. Sensex, meanwhile, opened at 73,484.