| Id | Content |
|---|---|
| F1 | This transaction was executed in multiple trades at prices ranging from $322.71 to $323.55. 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. |
| F2 | Includes shares to be issued in connection with the vesting of one or more restricted stock units ("RSUs"). |
| F3 | This transaction was executed in multiple trades at prices ranging from $323.755 to $324.63. 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. |
| F4 | This transaction was executed in multiple trades at prices ranging from $324.87 to $325.80. 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. |
| F5 | This transaction was executed in multiple trades at prices ranging from $326.065 to $326.99. 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. |
| F6 | This transaction was executed in multiple trades at prices ranging from $327.08 to $327.29. 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. |
| F7 | This transaction was executed in multiple trades at prices ranging from $328.14 to $328.34. 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. |
| F8 | The reporting person disclaims beneficial ownership except to the extent of his pecuniary interest therein. |
All reported sales were made to cover tax withholdings due on vesting of restricted stock unit awards, as required under the Issuer's administrative policies.