HDFC bank has always been a steady bet when it comes to private banks and once again it has delivered what the markets are expecting.Q1 income stood at Rs 2,642 crore compared and profit after tax came to Rs 321 crore, almost exactly what the markets expected.But there weren't any new buyers for the HDFC bank stock on Dalal Street on Tuesday. In fact the stock dropped sharply as soon as the results were announced, it closed Rs 20 down, the second biggest loser among Sensex stocks.