Sonic Corp.
Dec 19, 2017

SONIC Acknowledges 13D Filing

OKLAHOMA CITY--(BUSINESS WIRE)-- Sonic Corp. (NASDAQ:SONC), the nation's largest chain of drive-in restaurants, today announced that it is aware that Southeastern Asset Management has filed a Schedule 13D with the Securities and Exchange Commission. The Board of Directors and management always appreciate hearing the views of its stockholders, look forward to continuing a constructive dialogue with Southeastern and will consider the perspectives reflected in the Schedule 13D. The Company has and will continue to serve the interests of all of its stockholders.

About Sonic

SONIC, America's Drive-In is the nation's largest drive-in restaurant chain serving approximately 3 million customers every day. Nearly 94 percent of SONIC's 3,500 drive-in locations are owned and operated by local business men and women. For 64 years, SONIC has delighted guests with signature menu items, 1.3 million drink combinations and friendly service by iconic Carhops. Since the 2009 launch of SONIC's Limeades for Learning philanthropic campaign in partnership with, SONIC has donated $9.5 million to public school teachers nationwide to fund essential learning materials and innovative teaching resources to inspire creativity and learning in today's youth. To learn more about Sonic Corp. (NASDAQ/NM: SONC), please visit and please visit or follow us on Facebook and Twitter. To learn more about SONIC's Limeades for Learning initiative, please visit


For Sonic Corp.
Corey Horsch, 405-225-4800
Vice President of Investor Relations and Treasurer

Source: Sonic Corp.

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