<ACCESSION-NUMBER>0001193125-19-304100 <TYPE>8-K <PUBLIC-DOCUMENT-COUNT>12 <PERIOD>20191129 <ITEMS>8.01 <FILING-DATE>20191202 <DATE-OF-FILING-DATE-CHANGE>20191202 <FILER> <COMPANY-DATA> <CONFORMED-NAME>Jefferies Financial Group Inc. <CIK>0000096223 <ASSIGNED-SIC>6211 <IRS-NUMBER>132615557 <STATE-OF-INCORPORATION>NY <FISCAL-YEAR-END>1130 </COMPANY-DATA> <FILING-VALUES> <FORM-TYPE>8-K <ACT>34 <FILE-NUMBER>001-05721 <FILM-NUMBER>191262843 </FILING-VALUES> <BUSINESS-ADDRESS> <STREET1>520 MADISON AVENUE <CITY>NEW YORK <STATE>NY <ZIP>10022 <PHONE>2124601900 </BUSINESS-ADDRESS> <MAIL-ADDRESS> <STREET1>520 MADISON AVENUE <CITY>NEW YORK <STATE>NY <ZIP>10022 </MAIL-ADDRESS> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>LEUCADIA NATIONAL CORP <DATE-CHANGED>19920703 </FORMER-COMPANY> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>TALCOTT NATIONAL CORP <DATE-CHANGED>19800603 </FORMER-COMPANY> </FILER>