Trading information for Sunoco is displayed on a screen where the stock is traded on the floor of the New York Stock Exchange (NYSE) in New York City, U.S., May 9, 2016. REUTERS/Brendan McDermid/File Photo
Jan 22 (Reuters) – Sunoco (SUN.N) said on Monday it would acquire NuStar Energy (NS.N) in an all-equity transaction valued at about $7.3 billion, including assumed debt.