13D Filing: Marcato Capital Management and Buffalo Wild Wings Inc (BWLD)

SCHEDULE 13D

This amendment No. 10 to Schedule 13D (this Amendment No. 10), amends and supplements the Schedule 13D (the
Initial 13D) filed on July 25, 2016 (the Initial 13D and, as amended and supplemented through the date of this Amendment No. 10, collectively the Schedule 13D) with respect to the Common Stock, no par value (the
Shares), of Buffalo Wild Wings, Inc., a Minnesota corporation (the Issuer). Capitalized terms not defined in this Amendment No. 10 shall have the meaning ascribed to them in the Initial 13D.

The information set forth in response to each separate Item below shall be deemed to be a response to all Items where such information is
relevant.

On April 20, 2017, Marcato filed its definitive proxy
statement on Schedule 14A (the Definitive Proxy Statement).

Also on April 20, 2017, Marcato (i) issued a press
release announcing the filing of the Definitive Proxy Statement, (ii) sent a letter to shareholders of the Issuer and (iii) released a presentation. The press release and letter are attached hereto as Exhibit Q and incorporated herein by
reference. The presentation is attached hereto as Exhibit R and incorporated herein by reference.