<ACCESSION-NUMBER>0000072971-19-000112 <TYPE>SC 13G/A <PUBLIC-DOCUMENT-COUNT>1 <FILING-DATE>20190122 <DATE-OF-FILING-DATE-CHANGE>20190122 <SUBJECT-COMPANY> <COMPANY-DATA> <CONFORMED-NAME>DIAMOND HILL INVESTMENT GROUP INC <CIK>0000909108 <ASSIGNED-SIC>6282 <IRS-NUMBER>650190407 <STATE-OF-INCORPORATION>OH <FISCAL-YEAR-END>1231 </COMPANY-DATA> <FILING-VALUES> <FORM-TYPE>SC 13G/A <ACT>34 <FILE-NUMBER>005-79145 <FILM-NUMBER>19534669 </FILING-VALUES> <BUSINESS-ADDRESS> <STREET1>325 JOHN H MCCONNELL BLVD <STREET2>SUITE 200 <CITY>COLUMBUS <STATE>OH <ZIP>43215 <PHONE>6142553333 </BUSINESS-ADDRESS> <MAIL-ADDRESS> <STREET1>325 JOHN H MCCONNELL BLVD <STREET2>SUITE 200 <CITY>COLUMBUS <STATE>OH <ZIP>43215 </MAIL-ADDRESS> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>BANC STOCK GROUP INC <DATE-CHANGED>19971016 </FORMER-COMPANY> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>HEARTLAND GROUP OF COMPANIES INC <DATE-CHANGED>19940301 </FORMER-COMPANY> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>HEARTLAND FINANCIAL GROUP INC <DATE-CHANGED>19930714 </FORMER-COMPANY> </SUBJECT-COMPANY> <FILED-BY> <COMPANY-DATA> <CONFORMED-NAME>WELLS FARGO & COMPANY/MN <CIK>0000072971 <ASSIGNED-SIC>6021 <IRS-NUMBER>410449260 <STATE-OF-INCORPORATION>DE <FISCAL-YEAR-END>1231 </COMPANY-DATA> <FILING-VALUES> <FORM-TYPE>SC 13G/A </FILING-VALUES> <BUSINESS-ADDRESS> <STREET1>420 MONTGOMERY STREET <CITY>SAN FRANCISCO <STATE>CA <ZIP>94163 <PHONE>6126671234 </BUSINESS-ADDRESS> <MAIL-ADDRESS> <STREET1>420 MONTGOMERY STREET <CITY>SAN FRANCISCO <STATE>CA <ZIP>94163 </MAIL-ADDRESS> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>WELLS FARGO & CO/MN <DATE-CHANGED>19981103 </FORMER-COMPANY> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>NORWEST CORP <DATE-CHANGED>19920703 </FORMER-COMPANY> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>NORTHWEST BANCORPORATION <DATE-CHANGED>19830516 </FORMER-COMPANY> </FILED-BY>