Mumbai, July 25 -- The key equity indices continued to trade with modest losses in the mid-morning trade, dragged down by weakness in auto and energy stocks. Meanwhile, investor sentiment remained cautious as markets assessed the recently signed trade deal with Britain, which aims to reduce tariffs on goods such as textiles, whisky, and automobiles.

The Nifty traded below the 24,900 level. Media shares extended losses for the three consecutive trading sessions.

At 11:30 ST, the barometer index, the S&P BSE Sensex, tanked 519.38 points or 0.63% to 81,667.36. The Nifty 50 index declined 179.20 points or 0.72% to 24,882.75.

In the BSE Mid-Cap segment, The Phoenix Mills led the gainers, jumping 4.88%, followed by Torrent Pharmaceuticals, w...