Effective June 29, 2015, the board of directors of HMS Holdings Corp. appointed Greg G. Aunan, age 46, as Senior Vice President and Chief Accounting Officer of the company. Prior to joining the company, Mr. Aunan served as Chief Financial Officer of international law firm Locke Lord LLP from March 2013 to December 2014.

There are no arrangements or understandings between Mr. Aunan and any other persons pursuant to which Mr. Aunan was selected as an officer of the company, there are no related person transactions involving Mr. Aunan that are reportable under Item 404 of Regulation S-K, and there are no family relationships between Mr. Aunan and any director or executive officer of the company.