May 17, 2016: Marcato informs Buffalo Wild Wings it has taken a 3 percent stake.

June 17, 2016: Marcato principal Mick McGuire visits company headquarters, meets CEO Sally Smith and calls for operational changes.

June 28, 2016: Marcato raises its investment position to 4.9 percent.

July 25, 2016: Marcato raises its position to 5.1 percent, makes public disclosure, McGuire and Smith exchange e-mails and talk on phone.

Aug. 18, 2016: Company and Marcato begin negotiating standstill agreement.

Oct. 5, 2016: Marcato makes public case for selling 90 percent of company-owned restaurants to franchisees.

Oct. 11, 2016: Buffalo Wild Wings announces three new directors, first public response to Marcato criticism.

Dec. 6, 2016: Marcato publicly discloses plans to challenge Buffalo Wild Wings at annual meeting.

Feb. 7, 2017: During quarterly results announcement, company announces plan to sell about 10 percent of company-owned restaurants.

Feb. 20, 2017: Company offers McGuire a board seat; McGuire says he wants four.

Feb. 22, 2017: Marcato issues statement criticizing company's record of missed strategic goals.

March 6 and 7, 2017: Company interviews McGuire's board nominees.

March 27, 2017: Company announces its new board nominees, including Sam Rovit, one of McGuire's four.

April 21, 2017: Proxy filed with competing slates of board nominees; annual meeting scheduled for June 2.

May 15, 2017: Marcato raises its stake to 9.9 percent.

May 24, 2017: Institutional Shareholder Services recommends that major investors support three Marcato nominees, six company nominees; leans against Marcato-backed strategy of selling most company-owned restaurants.