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<SEC-DOCUMENT>0000909108-10-000034.txt : 20100916
<SEC-HEADER>0000909108-10-000034.hdr.sgml : 20100916
<ACCEPTANCE-DATETIME>20100916083326
ACCESSION NUMBER:		0000909108-10-000034
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20100916
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20100916
DATE AS OF CHANGE:		20100916

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DIAMOND HILL INVESTMENT GROUP INC
		CENTRAL INDEX KEY:			0000909108
		STANDARD INDUSTRIAL CLASSIFICATION:	INVESTMENT ADVICE [6282]
		IRS NUMBER:				650190407
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-24498
		FILM NUMBER:		101074944

	BUSINESS ADDRESS:	
		STREET 1:		325 JOHN H MCCONNELL BLVD
		STREET 2:		SUITE 200
		CITY:			COLUMBUS
		STATE:			OH
		ZIP:			43215
		BUSINESS PHONE:		6142553333

	MAIL ADDRESS:	
		STREET 1:		325 JOHN H MCCONNELL BLVD
		STREET 2:		SUITE 200
		CITY:			COLUMBUS
		STATE:			OH
		ZIP:			43215

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BANC STOCK GROUP INC
		DATE OF NAME CHANGE:	19971016

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HEARTLAND GROUP OF COMPANIES INC
		DATE OF NAME CHANGE:	19940301

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HEARTLAND FINANCIAL GROUP INC
		DATE OF NAME CHANGE:	19930714
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>x8k-0910.txt
<DESCRIPTION>DIAMOND HILL INVESTMENT GROUP, INC. 8-K
<TEXT>
                                 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):

                                 September 15, 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)



<PAGE>

Item 8.01   Other Events
- ---------   ---------------------------------------------

Diamond Hill Investment Group, Inc. annouced a new sub-advisory relationship
with Nationwide Mutual Funds and Nationwide Variable Insurance Trust as
described in the Registrant's press release dated September 15, 2010, a copy of
which is filed herewith as Exhibit 99.1 and incorporated herein by reference.

Item 9.01.     Financial Statements and Exhibits
- ---------   ---------------------------------------------

Exhibit No.  Document
- -----------  --------

99.1         Press release issued by the Registrant dated September 15, 2010.



                                    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: September 16, 2010                    By: /s/ James F. Laird
                                            -------------------------------
                                            James F. Laird, Chief Financial
                                             Officer and Secretary
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>2
<FILENAME>ex991-0910.txt
<DESCRIPTION>PRESS RELEASE
<TEXT>



					^
                          	 Diamond Hill
                                 ------------
                                 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 NEW SUB-ADVISORY RELATIONSHIP

	Columbus, Ohio - September 15, 2010 - Diamond Hill Investment Group, Inc.
(NASDAQ:DHIL) today announced that the Boards of Trustees of Nationwide Mutual
Funds and Nationwide Variable Insurance Trust approved the addition of Diamond
Hill Capital Management, Inc. ("Diamond Hill") to subadvise a portion of the
Nationwide Fund and the NVIT Nationwide Fund ("the Funds"), respectively.  The
portion of the Funds to be managed by Diamond Hill is expected to total
approximately $800 million and will be transitioned on or after October 18,
2010.

About Diamond Hill:
Diamond Hill provides investment management services to institutions and
financial intermediaries seeking to preserve and build capital. The firm
currently manages mutual funds, separate accounts and private investment
funds. For more information on Diamond Hill, visit www.diamond-hill.com.


					###

            325 John H. McConnell Blvd, Suite 200, Columbus, Ohio 43215
                         614-255-3333  info@diamond-hill.com
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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