Indian stock markets pared their gains to end the week’s last trading session in negative territory. At the closing, Sensex was down 264 points, or 0.31%, at 85,571.85. It had touched fresh all-time highs of 85,978.25 during intra-day trade. Nifty, on the other hand, scaled an all-time high of 26,277.35 before ending Friday’s session with a loss of 37.13 points, or 0.14%, at 26,178.95.