The BSE Sensex ended 192 points lower Friday on the back of losses in index heavyweights RIL, HDFC Bank, ICICI Bank and TCS amid weak global cues. After a choppy session, the 30-share BSE Sensex settled 191.77 points, or 0.48 per cent, lower at 39,394.64. The index hit an intra-day low of 39,361.92 and a high of 39,675.25. The broader NSE Nifty too fell 52.70 points, or 0.45 per cent, to end at 11,788.85. During the day, the index touched a low of of 11,775.50 and a high of 11,871.70.