B. Riley Financial, Inc. (NASDAQ:RILY) shares are trading higher on Wednesday. Oaktree Capital is in discussions to obtain a majority stake in two enterprises owned by B. Riley, reported Bloomberg. Oaktree is planning to acquire a stake in the band of 51% to 55% in B. Riley’s appraisal and valuation services unit and its retail, wholesale and industrial solutions division, entities formerly known as Great American Group, the report read, citing people familiar with the discussions. B. Riley purchased the business in 2014. An agreement esteems the units at around $380 million, Bloomberg added. …