Mumbai, May 21 -- The key equity benchmarks continued to trade with major gains in mid-morning trade, supported by sustained buying interest. The Nifty traded above the 24,850 mark. Investors remain focused on global cues and Q4 earnings announcements. Realty shares rallied after declining in the past trading session.

At 11:25 IST, the barometer index, the S&P BSE Sensex added 615.57 points or 0.76% to 81,817.74. The Nifty 50 index rallied 200.70 points or 0.82% to 24,885.90.

In the broader market, the S&P BSE Mid-Cap index added 0.86% and the S&P BSE Small-Cap index jumped 0.45%.

The market breadth was strong. On the BSE, 2,251 shares rose and 1,423 shares fell. A total of 171 shares were unchanged.

Economy:

India's infrastructure o...