Mumbai, Nov. 13 -- The key equity benchmarks remained under pressure in mid- afternoon trade, with investors adopting a cautious stance amid rising Brent crude prices, weakness in the rupee against the US dollar. Sentiment also remained fragile following Nvidia CEO Jensen Huang's sudden resignation, which renewed uncertainty over the artificial intelligence sector. The Nifty slipped below 25,100 level as selling pressure persisted across the market.

Metal shares declined for second consecutive trading session.

At 14:25 IST, the barometer index, the S&P BSE Sensex declined 535.71 points or 0.65% to 81,382.76. The Nifty 50 index dropped 220.70 points or 0.87% to 25,078.65.

In the broader market, the Nifty MidCap 150 Index fell 0.68% and ...