The domestic benchmark indices extended their winning streak to the fifth consecutive session on Tuesday, opening with some moderate gains. However they trimmed early wins to trade a tad lower. At 9.17 am, Sensex was up 28.49 points or 0.03 percent at 82,473.70, and the Nifty was up 21.15 points or 0.08 per cent at 25,124.35.