Stock Market LIVE Updates: Nifty below 24,650, Sensex fall 860 pts; Tata group, aviation, OMC stocks drag Sensex Today | Stock Market LIVE Updates: BSE Midcap and smallcap indices down 1 percent each. All the sectoral indices are trading in the red. L&T, Shriram Finance, SBI Life Insurance, Tata Motors, Bajaj Finserv are among major losers on the Nifty, while only gainer is ONGC.