Stock market today: The BSE Sensex fell 102.20 points, or 0.12 per cent, to end at 84,961.14, after slipping as much as 445.85 points, or 0.52 per cent, during the day to 84,617.49. The NSE Nifty declined 37.95 points, or 0.14 per cent, to close at 26,140.75.