PRNewswire -- Sunstone Hotel Investors, Inc. (NYSE: SHO) announced today that it will release its financial results for the first quarter 2009 after the close of market on Thursday, May 7, 2009. The Company will hold a conference call on Thursday, May 7, 2009 at 4:30 p.m. EDT (1:30 p.m. PDT) to discuss its first quarter 2009 results.