The 30-share index slipped another 10 points to settle at 20,366.82 this week.
Persistent capital outflows from foreign funds mainly affected the market sentiment. Foreign institutional investors (FIIs) were net sellers of Rs 106.96 crore during the week, including the provisional figure of February 14.
Wholesale-based inflation eased to a seven-month low of 5.05 per cent in January from 6.16 per cent in December.
With industrial output in negative terrain and price rise under control, hopes rose that RBI will cut interest rates soon, said brokers.
The Sensex resumed higher at 20,429.16 and hovered in a range of 20,516.60 and 20,149.01 before ending at 20,366.82, showing a mere loss of 9.74 points, or 0.05 per cent.
The BSE benchmark index has tumbled by 766.74 points, or 3.63 per cent, in the last three weeks.
The NSE's 50-share benchmark Nifty moved down by 14.85 points, or 0.24 per cent, to settle at 6,048.35.
Small and midcap stocks witnessed volatility as the interim Railway Budget did not contain any big-ticket measure even as passenger fares and freight rates were left untouched.
Globally, stocks ended higher following upbeat trade data from China. An optimistic economic outlook from Federal Reserve chief Janet Yellen also whetted investors' risk appetite.
