The BSE Sensex and NSE Nifty 50 indices continued to fall on Tuesday for the second straight day as Sensex slumped 666.59 points, at 36,456.72.
Meanwhile, a drop of over 100 points was seen on domestic equity benchmark BSE Sensex in the early session, dragged by banking, energy and IT stocks, amid weak global cues.
The 30-share index was trading 147.66 points, or 0.40 per cent, lower at 36,975.65 at 0930 hours, while the broader Nifty fell 43.30 points, or 0.39 per cent, to 10,960.20.
Top losers in the Sensex pack in early trade on included Tech Mahindra, HCL Tech, Hero MotoCorp, Axis Bank, Bajaj Auto, HDFC, Bharti Airtel, M&M, TCS, Tata Motors, ICICI Bank and Maruti, falling up to 1.86 per cent.
On the other hand, Vedanta, Yes Bank, Asian Paints, Tata Steel, ONGC, SBI and IndusInd Bank, rose up to 2.22 per cent.
On Monday, foreign portfolio investor sold shares worth a net of Rs 751.26 crore, while domestic institutional investors bought equities worth Rs 308.56 crore, provisional data showed.
Investor sentiment remained weak amid geopolitical uncertainties over the Saudi oil turmoil, US-China trade war and looming global economic slowdown, experts said.
The market is now awaiting cues from the upcoming trade talks between China and the US as well as a much-anticipated policy meeting of the Federal Reserve, scheduled to begin later in the day.
Elsewhere in Asia, Shanghai Composite Index, Hang Seng and Nikkei were trading in the red in their respective late morning sessions, while Kospi was in the positive territory.
On Wall Street, bourses ended on a negative note on Monday.
The rupee, meanwhile, depreciated 17 paise against its previous close at 71.77 in early session.
Global oil benchmark Brent crude fell 0.93 per cent to 68.38 per barrel (intra-day).