Stock Movement: B. Riley Financial Drops 3.5% Amid Volume Surge Shares of B. Riley Financial, Inc. (NASDAQ:RILYN) fell 3.5%, closing at $14.46 after trading as low as $14.14. The trading volume reached 69,659 shares, a 25% increase from the average. The stock’s moving averages, at $12.46 (50-day) and $12.66 (200-day), suggest recent volatility.1