(marketscreener.com) U.S. authorities are investigating B. Riley Financial's deals with a client who was linked to a securities fraud, and the use of his assets to help the investment bank obtain a loan from Nomura Holdings, Bloomberg News reported. B. Riley said in a statement that it was unaware of any SEC investigation regarding any of the matters and...https://www.marketscreener.com/quote/stock/NOMURA-HOLDINGS-INC-6492527/news/SEC-probes-B-Riley-deals-with-client-tied-to-failed-hedge-fund-Bloomberg-News-45782185/?utm_medium=RSS&utm_content=20240122.