Tata Steel led Sensex losers, falling 2.70 per cent to Rs 157 apiece. Sun Pharma fell 1.96 per cent, followed by NTPC (down 1.50 per cent), Adani Ports (down 1.37 per cent), Reliance Industries (down 1.34 per cent), and Asian Paints (down 1.04 per cent).