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                          	 Diamond Hill
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                                 Investments


FOR IMMEDIATE RELEASE:
					Investor Contact:
					James F. Laird-Chief Financial Officer
					614-255-3353 (jlaird@diamond-hill.com)

DIAMOND HILL INVESTMENT GROUP, INC.
ANNOUNCES ADDITIONAL INFORMATION REGARDING SPECIAL DIVIDEND


Columbus, Ohio - December 21, 2012 - Diamond Hill Investment Group, Inc.
(NASDAQ:DHIL) today confirmed the payment of its special dividend of $8.00 per
share.  The Company estimates that between $4.75 and $5.25 of the special
dividend will be characterized as qualified dividend income, with the balance
characterized as return of capital.  The Company expects to finalize the tax
characterization of the dividend in late January 2013.

About Diamond Hill:
Diamond Hill is an independent investment management firm with significant
employee ownership and $9.7 billion in assets under management as of
September 30, 2012.  The firm provides investment management services to
institutions and individuals through mutual funds, institutional separate
accounts, and private investment funds.  Diamond Hill's entire investment
team shares the same intrinsic value investment philosophy focused on
absolute returns, and the firm's interests are firmly aligned with its
clients through significant investment in its strategies.  For more
information on Diamond Hill, visit www.diamond-hill.com.


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            325 John H. McConnell Blvd, Suite 200, Columbus, Ohio 43215
                         614-255-3333  fax 614-255-336