Experts suggest that Housing Development Finance Corporation (HDFC) could see a bullish momentum, with a possible target of Rs 2,820 in the next 3-4 weeks. After hitting a 52-week high of Rs 2,867, the stock found support above the 200-EMA and reclaimed the 50-EMA last week. It also broke out from a falling wedge pattern on the daily charts, suggesting bullish momentum. In terms of price action, the stock is trading above most short and long-term moving averages. Experts recommend buying the stock on marginal dips, keeping the stop loss below Rs 2,640 levels.