Mumbai, Sept. 9 -- The key equity indices ended with decent gains today, buoyed by recent GST rate cuts, upbeat domestic data and optimism over a potential U.S. Fed rate cut next week. Investors will monitor inflation numbers due later this week. Positive economic reforms overshadowed the impact of the NSE's weekly F&O expiry. The Nifty closed above the 24,850 mark.

IT, pharma and FMCG shares advanced while realty, oil & gas and PSU Bank shares declined.

As per provisional closing data, the barometer index, the S&P BSE Sensex added 314.02 points or 0.39% to 81,101.32. The Nifty 50 index rose 95.45 points or 0.39% to 24,868.60.

The broader market underperformed the frontline indices. The S&P BSE Mid-Cap index rose 0.20% and the S&P BSE ...