| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Feb 13, 2018 | Corp VP & CTO | Form 4/A | 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 | 2,563 | -- | 9,536 | |
| Feb 13, 2018 | Corp VP & CTO | Form 4/A | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 5,919 | -- | 8,670 | |
| Feb 27, 2017 | Corp VP & CTO | Form 4 | Open market or private sale of non-derivative or derivative security | 58 | $248.17 | 6,180 | |
| Feb 23, 2017 | Corp VP & CTO | Form 4 | Open market or private sale of non-derivative or derivative security | 207 | $242.11 | 6,238 | |
| Feb 21, 2017 | Corp VP & CTO | Form 4 | Open market or private sale of non-derivative or derivative security | 4,841 | $242.09 | 6,445 | |
| Feb 19, 2017 | Corp VP & CTO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 892 | -- | 11,647 | |
| Feb 19, 2017 | 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 | 361 | $243.58 | 11,286 | |
| Feb 19, 2017 | Corp VP & CTO | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 1,276 | -- | 5,677 | |
| Feb 19, 2017 | Corp VP & CTO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 892 | -- | 4,785 | |
| Feb 17, 2017 | Corp VP & CTO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 3,183 | -- | 11,923 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.