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SONIC CORP Form DEFA14A: Additional definitive proxy soliciting materials

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SONIC CORP Form DEFA14A: Additional definitive proxy soliciting materials

Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.

  • 2018-11-29: Form DEFA14A; Description CURRENT REPORT; Document ss116509_8k.htm.
  • 2018-11-21: Form DEFA14A; Description CURRENT REPORT; Document ss115836_8k.htm.
  • 2018-11-21: Form DEFA14A; Description SOLICITING MATERIAL; Document ss115627_defa14a.htm.
  • 2018-11-07: Form DEFA14A; Description SOLICITING MATERIAL; Document ss113980_defa14a.htm.
FiledFormPeriod of reportDescriptionDocument
2018-11-29DEFA14ACURRENT REPORTss116509_8k.htm
2018-11-21DEFA14ACURRENT REPORTss115836_8k.htm
2018-11-21DEFA14ASOLICITING MATERIALss115627_defa14a.htm
2018-11-07DEFA14ASOLICITING MATERIALss113980_defa14a.htm
2018-11-07DEFA14ASOLICITING MATERIALss113979_defa14a.htm
2018-11-07DEFA14ACURRENT REPORTss113976_8k.htm
2018-10-01DEFA14ASOLICITING MATERIALss109237_defa14a.htm
2018-10-01DEFA14ASOLICITING MATERIALss109236_defa14a.htm
2018-10-01DEFA14ASOLICITING MATERIALss109235_defa14a.htm
2018-10-01DEFA14ASOLICITING MATERIALss109234_defa14a.htm
2018-10-01DEFA14ASOLICITATION MATERIALSss109011_defa14a.htm
2018-09-27DEFA14ACURRENT REPORTss108518_defa14a.htm
2018-09-27DEFA14ASOLICITING MATERIALSss108435_defa14a.htm
2018-09-26DEFA14ASOLICITING MATERIALSss108439_defa14a.htm
2018-09-25DEFA14ASOLICITING MATERIALSss108438_defa14a.htm
2018-09-25DEFA14ASOLICITING MATERIALSss108434_defa14a.htm
2018-09-25DEFA14ASOLICITING MATERIALSss108433_defa14a.htm
2018-09-25DEFA14ASOLICITING MATERIALss108343_defa14a.htm
2018-09-25DEFA14ASOLICITING MATERIALSss108429_defa14a.htm
2018-09-25DEFA14ASOLICITING MATERIALss108440_defa14a.htm
2018-09-25DEFA14ACURRENT REPORTss108387_8k.htm
2018-09-25DEFA14ACURRENT REPORTss108338_8k.htm
2017-12-18DEFA14ASONIC CORP - DEFA14Alsonc2017_defa14a.htm
2016-12-08DEFA14ASONIC CORP - DEFA14Alsonc2016_defa14a.htm
2015-12-14DEFA14ADEFINITIVE ADDITIONAL MATERIALSd69113ddefa14a.htm
2014-12-15DEFA14ADEFA14Ad824897ddefa14a.htm
2013-12-02DEFA14ADEFA14Ad627492ddefa14a.htm
2011-12-27DEFA14ADEFINITIVE ADDITIONAL MATERIALSd273848ddefa14a.htm
2011-12-05DEFA14ADEFINITIVE ADDITIONAL MATERIALSd263163ddefa14a.htm
2010-12-16DEFA14APROXY STATEMENTss107723_defa14a.htm
2010-11-22DEFA14ADEFINITIVE NOTICE & ACCESSddefa14a.htm
2009-12-30DEFA14AAdditional definitive proxy soliciting materialsss81082_defa14a.htm
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