The Bombay Stock Exchange benchmark index Sensex fell by 39 points in opening trade on Tuesday on selling by foreign funds and retail investors following weak global markets.
The 30-share index, which had lost nearly 732 points, or 4.7 per cent in the past two sessions, moved down by 39.12 points at 14,745.80 points.
The wide-based National Stock Exchange index Nifty fell by 15.25 points to 4,372.65 points.
Marketmen said selling pressure gathered momentum on the domestic bourses largely in line with weakening trend on the global markets on concerns over the economic recovery.
Hong Kong's Hang Seng was down 0.75 per cent and Japan's Nikkei shed 0.91 per cent in the morning trade today.
The US Dow Jones Industrial Average ended 2 per cent down on Monday.