Mumbai, June 27 -- The key equity indices traded with minor gains in the mid-morning trade, supported by strong foreign institutional investor (FII) inflows and global optimism. Benchmark indices edged higher as crude oil prices declined and the US Federal Reserve signaled a softer policy outlook. The positive momentum continued despite lingering global risks and concerns over upcoming tariff deadlines.

The Nifty traded above the 25,600 level. Oil & gas shares extended gains for the third straight session.

At 11:30 ST, the barometer index, the S&P BSE Sensex, jumped 161.29 points or 0.19% to 83,910.53. The Nifty 50 index added 50.95 points or 0.20% to 25,605.95.

The broader market outperformed the frontline indices. The S&P BSE Mid-Cap...