As filed with the Securities and Exchange Commission on March 8, 2016.

Registration No. 333-            

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM S-1

REGISTRATION STATEMENT

UNDER

THE SECURITIES ACT OF 1933

WINGSTOP INC.

(Exact name of Registrant as specified in its charter)

5501 LBJ Freeway, 5^th Floor

Dallas, Texas 75240

(972) 686-6500

(Address, including zip code, and telephone number, including area code, of Registrant’s principal executive offices)

Charles R. Morrison

President and Chief Executive Officer

Wingstop Inc.

5501 LBJ Freeway, 5^th Floor

Dallas, Texas 75240

(972) 686-6500

(Name, address, including zip code, and telephone number, including area code, of agent for service)

with copies to:

Approximate date of commencement of proposed sale to the public: As soon as practicable after the effective date of this Registration Statement.

If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933 check the following box:  ¨

If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering.  x File No. 333-209726

If this Form is a post effective amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering.  ¨

If this Form is a post effective amendment filed pursuant to Rule 462(d) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering.  ¨

Indicate by check mark whether the Registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of “large accelerated filer”, “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act.:

CALCULATION OF REGISTRATION FEE

This Registration Statement shall become effective upon filing with the Securities and Exchange Commission in accordance with Rule 462(b) under the Securities Act of 1933, as amended.

EXPLANATORY NOTE AND INCORPORATION BY REFERENCE

This Registration Statement is being filed pursuant to Rule 462(b) under the Securities Act of 1933, as amended. This registration statement relates to the registrant’s prior registration statement on Form S-1 (Commission File No. 333-209726), initially filed by Wingstop Inc. with the Securities and Exchange Commission (the “Commission”) on February 25, 2016, as amended (together with its exhibits the “Prior Registration Statement”), which was declared effective by the Commission on March 8, 2016. The Prior Registration Statement is incorporated herein by reference.

Signatures

Pursuant to the requirements of the Securities Act of 1933, the registrant has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Dallas, State of Texas, on March 8, 2016.

Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities set forth opposite their names and on the date indicated above.

The undersigned, by signing his name hereto, does sign and execute this registration statement pursuant to the Power of Attorney executed by the above-named officers and directors of the registrant and previously filed with the Securities and Exchange Commission on behalf of such officers and directors.

Index to exhibits