Sliding for the fifth straight day, the Sensex on Tuesday wiped out initial gains to end 94 points down at its lowest levels in three weeks on a bout of late selling in bluechips including Infosys, RIL and Tata Steel.
The Bombay Stock Exchange 30-share gauge after opening on a better note, rose to touch a high of 20,890.48 points.
However, emergence of profit-taking shaved off gains and the index closed at 20,693.24 points, logging a fall of 94.06 points, or 0.45%. This is its lowest closing since 20,612.14 on December 17, 2013.
Infosys (1.62%), RIL (1.49%) and TCS (1.4%) contributed most to the decline in Sensex. Tata Steel, Tata Power and Hindalco led the 18 index stocks lower.
However 12 Sensex stocks, including, Maruti Suzuki, Larsen and Toubro, BHEL and ITC notched up smart gains.
The barometer has lost over 477 points in five sessions.
On the similar lines, the 50-share NSE index Nifty also moved down by 29.20 points, or 0.47%, to 6,162.25, after touching the day's high of 6,221.50. Also, SX40 index, the flagship index of MCX-SX, closed 52.78 points down at 12,338.18.
Brokers said trading sentiment remained subdued for the major part of the session as cautious participants indulged in trimming their positions ahead of quarterly earnings season, beginning later this week.
"Stock specific action will be guided by upcoming quarterly result expectation and actual results," said Milan Bavishi, Head Research, Inventure Growth and Securities.
Mixed global cues also affected domestic sentiment.
Among sectoral indices, the BSE Metal sector suffered the most by losing 1.68 %, followed by Realty index (1.65%), Oil & Gas index (1.37%) and IT index (1.29%).