| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Feb 17, 2016 | Corp VP & Chf HR Ofcr | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 30,123 | -- | 22,550 | |
| Feb 17, 2016 | CVP Chief Global Bus Dev Off | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 30,123 | -- | 45,784 | |
| Feb 17, 2016 | CVP Chief Global Bus Dev Off | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 30,123 | -- | 22,929 | |
| Mar 31, 2011 | Corp VP, Communications | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 30,626 | -- | 30,626 | |
| Feb 18, 2015 | Corp VP, Government Relations | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 30,763 | -- | 50,041 | |
| Feb 18, 2015 | Corp VP, Government Relations | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 30,763 | -- | 36,458 | |
| Feb 18, 2015 | Corp VP & Chf HR Ofcr | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 30,763 | -- | 55,168 | |
| Feb 18, 2015 | Corp VP & Chf HR Ofcr | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 30,763 | -- | 36,458 | |
| Feb 15, 2012 | Corp VP & Pres Tech Servs | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 30,764 | -- | 62,004 | |
| Feb 19, 2014 | Corp. VP & CFO | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 31,094 | -- | 136,741 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.