On Friday, the benchmark indices were trading higher with the Sensex up around 411 points or 0.58% at 70,950 while the Nifty-50 up around 115 points or 0.54% at 21,300. About 2,087 shares have advanced, 1,407 declined, and 174 are unchanged on the BSE. Top gainers and losers on the BSE Sensex index are as …