<SEC-DOCUMENT>0000868611-16-000102-index.html : 20160624 <SEC-HEADER>0000868611-16-000102.hdr.sgml : 20160624 <ACCEPTANCE-DATETIME>20160624141650 ACCESSION NUMBER: 0000868611-16-000102 CONFORMED SUBMISSION TYPE: 11-K PUBLIC DOCUMENT COUNT: 3 CONFORMED PERIOD OF REPORT: 20151231 FILED AS OF DATE: 20160624 DATE AS OF CHANGE: 20160624 FILER: COMPANY DATA: COMPANY CONFORMED NAME: SONIC CORP CENTRAL INDEX KEY: 0000868611 STANDARD INDUSTRIAL CLASSIFICATION: RETAIL-EATING PLACES [5812] IRS NUMBER: 731371046 STATE OF INCORPORATION: DE FISCAL YEAR END: 0816 FILING VALUES: FORM TYPE: 11-K SEC ACT: 1934 Act SEC FILE NUMBER: 000-18859 FILM NUMBER: 161730682 BUSINESS ADDRESS: STREET 1: 300 JOHNNY BENCH DRIVE CITY: OKLAHOMA CITY STATE: OK ZIP: 73104 BUSINESS PHONE: 4052255000 MAIL ADDRESS: STREET 1: 300 JOHNNY BENCH DRIVE CITY: OKLAHOMA CITY STATE: OK ZIP: 73104 </SEC-HEADER> <DOCUMENT> <TYPE>11-K <SEQUENCE>1 <FILENAME>sonc-20151231x11k.htm <DESCRIPTION>11-K <TEXT> Document 1 - file: sonc-20151231x11k.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.1 <SEQUENCE>2 <FILENAME>sonc-20151231xex23_1.htm <DESCRIPTION>EX-23.1 <TEXT> Document 2 - file: sonc-20151231xex23_1.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>sonc-20151231x11kg001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: sonc-20151231x11kg001.jpg
</DOCUMENT> </SEC-DOCUMENT>