B. Riley Financial Inc (NASDAQ:RILY) shares continue to face heavy selling pressure on Tuesday after the company delayed its quarterly financial results as regulators investigate whether B. Riley properly disclosed risks associated with some of its assets. What To Know: B. Riley stock got cut in half on Monday, closing the day down about 52% after Bloomberg reported the U.S. Securities and Exchange Commission was widening its investigation into the Los Angeles-based investment bank. The SEC is reportedly looking into whether B. Riley adequately disclosed risks in some of its assets. The agency…