Mumbai, Oct. 20 -- The headline equity indices ended higher for the fourth straight session, supported by strong Q2 earnings, renewed FII inflows, festive optimism, and positive global cues. The Nifty closed above the 25,800 mark, led by gains in PSU banks, energy, and IT stocks, extending the market's winning streak.

The S&P BSE Sensex advanced 411.18 points or 0.49% to 84,363.37. The Nifty 50 index added 133.30 points or 0.52% to 25,843.15. In four consecutive sessions, the Sensex gained 2.84% and the Nifty rose 2.77%.

Reliance Industries (up 3.52%), Bajaj Finserv (up 2.65%) and State Bank of India (up 1.97%) boosted the indices today.

In the broader market, the S&P BSE Mid-Cap index rose 0.69% and the S&P BSE Small-Cap index added 0...