Indian benchmark indices reversed a four day losing streak on Thursday, supported by strong buying in technology and IT counters. The Sensex closed 158.51 points higher at 85,265.32 after touching an intraday peak o f 85,487.21 , while the Nifty50 gained 47.75 points to end at 26,033.75. Heavyweights such as TCS, Tech Mahindra, Infosys and HCL Tech led the recovery.