Last year, LexinFintech ( LX ) was trading at 2x forward P/E. Today, the valuation multiple is 4x forward earnings. This multiples expansion, combined with net income growth, has resulted in an extraordinary level of share price gain. The chances of thisBashar is a contributing writer at Seeking Alpha, focusing on Long/Short investment ideas, with a geographic focus in North America. Before that, Bashar worked at an Investment Fund in the United Kingdom. He has a Master's degree in Finance from the Queen Ma ...