On Tuesday, the benchmark indices were trading flat with Sensex down around 23 points or 0.03% at 65,182.79 and the Nifty trading down by 18 points or 0.10% at 19,304.60. About 1,382 shares have advanced, 1,579 declined, and 123 are unchanged on the BSE. Top gainers and losers on BSE Sensex Index are as follows: …