The Sensex, which had lost 71 points in the previous session, fell further by 83.85 points, or 0.39 per cent to 21,171.41, after touching the day's low of 21,069.45.
Overall, 19 constituents including Tata Motors, L&T and SBI of the 30-share index fell. NTPC and HDFC were among the 10 gainers. Cipla was unchanged.
Sentiment dampened after export growth decelerated to 5.9 per cent YoY in November, following four consecutive months of double-digit growth. Indecision was also seen ahead of the November retail inflation and October IIP, said traders.
The Sensex had climbed to an all-time high of 21,484.74 intra-day on December 9, after a good showing by main opposition BJP party in Assembly elections in four states.
Also Read
Investors also reduced their holdings before policy meetings by the RBI and the U.S. Fed Open Market Committee next week, brokers added.
The broad-based National Stock Exchange index Nifty lost 24.95 points, or 0.39 per cent, to end at 6,307.90. Also, SX40 index of MCX Stock Exchange fell 46.69 points to 12,569.51.
A weakening trend in the Asian region and lower opening in Europe further influenced the domestic market.
Yesterday, reports said U.S. Employers advertised the most job openings in more than five years in October, and the number of people quitting also reached a five-year high. This aided bets that a US budget agreement will boost prospects for tapering the Federal Reserve's stimulus programme.