CHATTANOOGA, Tenn.--(BUSINESS WIRE)--Unum Group (NYSE: UNM) will release its second quarter results on Wednesday, July 29, at approximately 4 p.m. Eastern. The earnings news release and the financial supplement will be available in the Investors section of the company’s website, which can be directly accessed at www.investors.unum.com. Members of Unum Group senior management will host a conference call on Thursday, July 30, at 9 a.m. Eastern to discuss the results of operations for the second q