Sensex drops 100 pts, Nifty below 25,250; IT, bank stocks tumble

Indian benchmark indices opened slightly lower on Thursday, weighed down by banking and IT stocks, even as sentiment remained supported by optimism over a potential free-trade agreement with the UK.At 9:21 am, the BSE Sensex was down 100 points, or 0.12%, at 82,634, while the Nifty50 slipped 10 points, or 0.04%, to 25,209.