On Tuesday, the benchmark indices were trading in the green with the Sensex up around 291 points or 0.41% at 77,281, while the Nifty-50 was up around 88 points or 0.38% at 23,553. About 2,055 shares have advanced; 1,604 declined and 204 are unchanged on the BSE. Top gainers and losers on the BSE Sensex …