B. Riley & Co. LLC was the joint book-running manager in a public offering of 2.5 million shares of stock in Red Lion Hotels Corp. The Woodland Hills investment bank closed the offering on Dec. 20. It grossed about $20 million for the Spokane, Wash.-based hotel chain, which operates upscale, midscale and economy brands across the U.S., including Red Lion Hotels, Red Lion Inn & Suites, GuestHouse and Americas Best Value Inn. B. Riley & Co. is a subsidiary of B. Riley Financial Inc. B. Riley (RILY) shares closed Tuesday up 25 cents, or just more than 1 percent, to $19.25 on the Nasdaq.