| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Feb 13, 2018 | Corp VP & President AS Systems | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 3,161 | -- | 11,064 | |
| Feb 13, 2018 | Corp VP & President AS Systems | Form 4/A | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 6,037 | -- | 16,079 | |
| Feb 13, 2018 | Corp VP & President AS Systems | 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 | 2,900 | -- | 10,622 | |
| Feb 13, 2018 | Corp VP & President AS Systems | Form 4/A | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 6,037 | -- | 18,142 | |
| Apr 04, 2017 | Corp VP & President AS Systems | Form 3 | Initial Statement of Beneficial Ownership of Securities | -- | -- | 10,041 | |
| Apr 04, 2017 | Corp VP & President AS Systems | Form 3 | Initial Statement of Beneficial Ownership of Securities | -- | -- | -- | |
| Apr 04, 2017 | Corp VP & President AS Systems | Form 3 | Initial Statement of Beneficial Ownership of Securities | -- | -- | -- | |
| Apr 01, 2017 | Corp VP & President AS Systems | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 9,395 | -- | 15,790 | |
| Apr 01, 2017 | Corp VP & President AS Systems | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 3,789 | -- | 7,903 | |
| Feb 13, 2019 | Corp VP & Pres, NGIS | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 7,748 | -- | 14,390 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.