At close, the Sensex was down 434.93 points or 0.85% at 50,889.76, and the Nifty was down 137.20 points or 0.91% at 14,981.80. ONGC was the top loser, followed by State Bank of India (SBI), Axis Bank, ICICI Bank, Bajaj-Auto, Maruti Suzuki. On the flip side, IndusInd Bank, Hindustan Unilever Ltd (HUL), Reliance Industries Ltd (RIL) and TCS were among other gainers. About 1175 shares have advanced, 1727 shares declined, and 170 shares are unchanged.ll sectoral indices ended in the red with the PSU bank index down 4.7 per cent, while the auto, bank, infra, metal and pharma indices shed 1-2 per cent.. The S&P BSE MidCap index underperformed on the BSE and 1.7 per cent down today. The SamllCap counterpart, meanwhile, settled at 0.7 per cent down.