Diamond Hill Investments Names Chris Bingaman Co-Chief Investment Officer

Diamond Hill Investment Group, Inc.

today announced two organizational changes. Chris Bingaman, CFA will assume Ric Dillon's role as Co-Chief Investment Officer (Co-CIO) sharing this role with Chris Welch, effective December 31, 2011. Ric Dillon will continue in his role as a co-portfolio manager of Diamond Hill's Long-Short strategy and as CEO of Diamond Hill. Mr. Bingaman joined Diamond Hill in 2001 and has 21 years of related industry experience. His primary focus will continue to be on his role as a portfolio manager.