Oportun Financial Corporation (OPRT) shares soared 8.6% in the last trading session to close at $7.69. The move was backed by solid volume with far more shares changing hands than in a normal session. This compares to the stock's 0.7% gain over the past four weeks.Oportun extended its gains for the third consecutive session, climbing higher yesterday after the company issued a letter to shareholders reaffirming its support for CEO Raul Vazquez. In the letter, Oportun urged investors to vote in favor of reta ...