Read more about Market turns positive amid initial volatility; breadth strong on Business Standard. Key benchmark indices are trading with modest gains in early trade amid mild volatility. At 9:25 IST, the barometer index, the S&P BSE Sensex, was up 75.95 points or 0.15% at 52,351.52. The Nifty 50 index was up 27.75 points or 0.18% at 15,767.85.