UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _______________________ FORM 8-K CURRENT REPORT _______________________ PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 2, 2010 Diamond Hill Investment Group, Inc. ------------------------------------------------------------------------------ (Exact Name of Registrant as Specified in its Charter) Ohio ------------------------------------------------------------------------------ (State or Other Jurisdiction of Incorporation) 000-24498 65-0190407 ------------------------------------------------------------------------------ (Commission File Number) (I.R.S. Employer Identification No.) 325 John H. McConnell Blvd, Suite 200, Columbus, Ohio 43215 ------------------------------------------------------------------------------ (Address of Principal Executive Offices) (Zip Code) Registrant's Telephone Number, Including Area Code: (614) 255-3333 ------------------------------------------------------------------------------ (Former Name or Former Address, if Changed Since Last Report) Item 8.01. Other Events ---------- -------------------------------------------- As of July 31, 2010, preliminary assets under management totaled $6.888 billion. Following is a summary as of July 31, 2010 (in millions): Separate Accounts $ 2,688 Mutual Funds 3,996 Private Investment Funds 204 -------- Total $ 6,888 Investment Strategy ------------------- Small Cap $ 792 Small-Mid Cap 158 Large Cap 3,099 Select 400 Long-Short 2,264 Strategic and Fixed Income 175 -------- Total $ 6,888 SIGNATURE --------- Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. DIAMOND HILL INVESTMENT GROUP, INC. Date: August 2, 2010 By: /s/ James F. Laird ------------------------------- James F. Laird, Chief Financial Officer and Secretary