The Indian benchmark started the week on a negative note, snapping two-day winning run, with Nifty losing nearly 1 percent amid weakness in broader indices and selling across the sectors.

Biggest Nifty losers included Interglobe Aviation, Bharat Electronics, JSW Steel, Eternal, Shriram Finance, while gainers were Tech Mahindra, Wipro, HDFC Life, HCL Technologies, HDFC Bank.



After opening with marginal losses, the indices witness extended profit booking, dragging the Nifty below 26000 level as investors remained caution ahead of the US Federal Reserve's policy decision later this week. However, last hour buying erased some of the intraday losses.

At close, the Sensex was down 609.68 points or 0.71 percent at 85,102.69, and the Nifty was down 225.90 points or 0.86 percent at 25,960.55. BSE midcap index shed 1.7% and smallcap index declined 2.2%.

All the sectoral indices ended in the red with realty down nearly 3.5%, while media, PSU Bank, telecom down more than 2.5% each.

In stock-specific action, Eternal shares fell 2.5% after 0.5% equity (52.06 million shares) change hands in a block trade, SPML Infra shares shed 3.5% despite winning Rs 207.38-crore project, Biocon shares down 2% as company to integrate Biocon Biologics as subsidiary, will acquire remaining stake, Lenskart Solutions shares fell 2% after shareholder lock-in opens.

HFCL shares shed 3.6% despite bagging export orders worth $72.96 million, Ashoka Buildcon added 1% on getting additional work order from BMC, Dynamatic Technologies share price added 6% on strategic agreement with Dassault Aviation, SML Mahindra shares added nearly 3% after CV sales jumps 94% in November.

More than 520 stocks hit 52-week low, including TataTeleservices, Sterling Wilson, Jupiter Wagons, Ola Electric, SKF India, SJVN, Inox Wind, Thermax, NCC, HFCL, REC, Concord Biotech, Piramal Pharma, Sapphire Foods, Chambal Fertilisers, Mahanagar Gas, CG Consumer, KNR Construction, Power Finance, among others.