12:43 EST B. Riley jumps 17% to $4.64 after filing Q2 quarterly report Published first on TheFly – the ultimate source for real-time, market-moving breaking financial news. Try Now>> See the top stocks recommended by analysts >> Read More on RILY: Unusually active option classes on open January 14th The Bear Cave issues cautious report on B. Riley Financial Largest borrow rate increases among liquid names Unusually active option classes on open December 30th B Riley Financial Faces Nasdaq Compliance Challenges