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10-Q - FORM 10-Q - DIAMOND HILL INVESTMENT GROUP INCc23631e10vq.htm
EX-31.1 - EXHIBIT 31.1 - DIAMOND HILL INVESTMENT GROUP INCc23631exv31w1.htm
EX-31.2 - EXHIBIT 31.2 - DIAMOND HILL INVESTMENT GROUP INCc23631exv31w2.htm
EXCEL - IDEA: XBRL DOCUMENT - DIAMOND HILL INVESTMENT GROUP INCFinancial_Report.xls
Exhibit 32.1
CERTIFICATION PURSUANT TO
TITLE 18, UNITED STATES CODE, SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
In connection with the Quarterly Report of Diamond Hill Investment Group, Inc. (the “Company”) on Form 10-Q for the quarterly period ended September 30, 2011 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), R.H. Dillon, Chief Executive Officer of the Company, and James F. Laird, Chief Financial Officer of the Company, certify, pursuant to Title 18, United States Code, Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:
  (1)   The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
 
  (2)   The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
         
  /s/ R.H. Dillon    
  Print Name:   R.H. Dillon   
  Title:   Chief Executive Officer  
         
  Date: October 28, 2011  
     
  /s/ James F. Laird    
  Print Name:   James F. Laird   
  Title:   Chief Financial Officer  
         
  Date: October 28, 2011