Mumbai, April 15 -- The key equity indices traded with major gains in the afternoon trade, buoyed by positive global cues following U.S. President Donald Trump's announcement of tariff exemptions on electronic goods. The Nifty traded above the 23,300 level. Metal shares extended gains for the second consecutive trading session.

At 14:28 IST, the barometer index, the S&P BSE Sensex, soared 1,559.45 points or 2.07% to 76,716.71. The Nifty 50 index surged 488.35 points or 2.14% to 23,315.40.

The broader market outperformed the frontline indices. The S&P BSE Mid-Cap index rallied 2.48% and the S&P BSE Small-Cap index surged 2.95%.

The market breadth was strong. On the BSE, 3,238 shares rose and 811 shares fell. A total of 169 shares were u...