5. Noah Holdings ( NOAH) is associated with services focused on distributing wealth-management products to high-net-worth individuals in China. For 2010 fourth quarter, net revenue was $14.0 million, representing an increase of 157.1% from $5.4 million during the year-ago quarter. Revenue for full-year 2010 was $37.9 million, an increase of 160% from 2009. For the same quarter, operating margin was 43.4% compared to 39.2% in the prior-year quarter. Operating margin for full-year 2010 was 41.4%, compared to 32.1% for full-year 2009. Net income for the 2010 fourth quarter was $4.2 million, an 88.9% year-over-year increase from $2.2 million in the same quarter of 2009. Analysts expect the stock to deliver 57% returns over the next year and the stock is trading at 34.7 times its estimated 2012 earnings.