| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Feb 18, 2018 | Corp VP, Communications | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 409 | -- | 3,827 | |
| Feb 18, 2018 | Corp VP, Controller & CAO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 1,023 | -- | 12,605 | |
| Feb 18, 2018 | Corp VP, Controller & CAO | 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 | 462 | $350.36 | 12,143 | |
| Feb 18, 2018 | Corp VP, Controller & CAO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 1,023 | -- | 2,344 | |
| Feb 18, 2018 | Corp VP & Pres Tech Svcs | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 5,117 | -- | 72,279 | |
| Feb 18, 2018 | Corp VP & Pres Tech Svcs | 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 | 2,308 | $350.36 | 69,971 | |
| Feb 18, 2018 | Corp VP & Pres Tech Svcs | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 5,117 | -- | 11,480 | |
| Feb 18, 2018 | Corp VP, Government Relations | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 828 | -- | 15,068 | |
| Feb 18, 2018 | Corp VP, Government Relations | 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 | 374 | $350.36 | 14,694 | |
| Feb 18, 2018 | Corp VP, Government Relations | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 828 | -- | 5,356 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.