Transaction Details

Footnotes

Options granted under Boyd Gaming Corporation's 2012 Stock Incentive Plan. Vesting plan calls for options to become exercisable at the rate of 33.333% per year on the first day of each successive 12 month period commencing one year from grant date of November 8, 2016. | This transaction was executed in multiple trades at prices ranging from $85.17 to $86.19 The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.