Mumbai, June 9 -- The key equity indices traded with minor gains in the afternoon trade buoyed by the Reserve Bank of India's firm monetary policy stance and positive global sentiment. Barring the Nifty Realty index, all the sectoral indices on the NSE were traded in green. The Nifty traded above the 25,100 mark.

At 13:28 IST, the barometer index, the S&P BSE Sensex, added 275.02 points or 0.32% to 82,456.03. The Nifty 50 index rose 101.15 points or 0.40% to 25,104.15.

The broader market outperformed the frontline indices. The S&P BSE Mid-Cap index rose 0.96% and the S&P BSE Small-Cap index added 1.14%.

The market breadth was strong. On the BSE, 2,752 shares rose and 1,305 shares fell. A total of 171 shares were unchanged.

The NSE's I...