Transaction Details

Footnotes

This reflects the weighted average price at which the shares were sold. The sale price ranged from $159.57 to $161.58 The reporting person will provide, upon request by the Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each price. | This reflects the weighted average price at which the shares were sold. The sale price ranged from $159.86 to $160.85. The reporting person will provide, upon request by the Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each price. | The stock options vest in three equal installments of 8,063 shares on February 10, 2018, February 10, 2019 and February 10, 2020 The stock options vest in accordance with the following schedule: 8,064 vested on February 10, 2018; 8,063 on February 10, 2019; and 8,063 vested on February 10, 2020.