| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Sep 17, 2018 | Corp VP & CTO | Form 4 | Open market or private sale of non-derivative or derivative security | 5,137 | $310.00 | 5,371 | |
| Feb 18, 2018 | Corp VP & CTO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 1,861 | -- | 11,385 | |
| Feb 18, 2018 | Corp VP & CTO | Form 4 | Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 | 889 | $350.36 | 10,496 | |
| Feb 18, 2018 | Corp VP & CTO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 1,861 | -- | 3,827 | |
| Feb 13, 2018 | Corp VP & CTO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 5,919 | -- | 12,099 | |
| Feb 13, 2018 | Corp VP & CTO | Form 4 | Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 | 2,575 | -- | 9,524 | |
| Feb 13, 2018 | Corp VP & CTO | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 3,962 | -- | 14,589 | |
| Feb 13, 2018 | Corp VP & CTO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 5,919 | -- | 8,670 | |
| Feb 13, 2018 | Corp VP & CTO | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 903 | -- | 5,689 | |
| Feb 13, 2018 | Corp VP & CTO | Form 4/A | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 5,919 | -- | 12,099 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.