Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Kinsell S. Kirk
 2. Date of Event Requiring Statement (Month/Day/Year)
01/31/2018		 3. Issuer Name and Ticker or Trading Symbol
SONIC CORP [SONC]
(Last)
(First)
(Middle)
300 JOHNNY BENCH DRIVE		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

OKLAHOMA CITY, OK 73104		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 0
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Units   (1)   (1) Common Stock 2,032 $ 0 D  
Nonqualified Stock Options (right to buy)   (2) 01/31/2025 Common Stock 8,237 $ 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Kinsell S. Kirk
300 JOHNNY BENCH DRIVE
OKLAHOMA CITY, OK 73104		   X      

Signatures

Carolyn C. Cummins for S. Kirk Kinsell 02/02/2018
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Restricted Stock Units shall vest on the earlier of (i) the first anniversary of the January 31, 2018 Grant Date or (ii) the date of the Sonic Corp. annual shareholders' meeting in the following year, and will be issued in shares of Sonic Corp. common stock on a one-for-one basis, subject to certain restrictions.
(2) Nonqualified Stock Options shall vest on the earlier of (i) the first anniversary of the January 31, 2018 Grant Date or (ii) the date of the Sonic Corp. annual shareholders' meeting in the following year.

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