| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| VA | Director | Dec 14, 2016 | Option Exercise | $57.00 | 34,880 | 1,988,160 | 0 | Dec 14, 2016, 09:16 PM |
| VA | Director | Nov 16, 2015 | Sale | $36.33 | 5,000 | 181,650 | 62,220 | Nov 18, 2015, 06:59 PM |
| VA | Director | Nov 17, 2015 | Sale | $36.26 | 10,000 | 362,600 | 52,220 | Nov 18, 2015, 06:59 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| VA | Director | Dec 14, 2016 | Option Exercise | 1,988,160 |
| VA | Director | Nov 16, 2015 | Sale | 181,650 |
| VA | Director | Nov 17, 2015 | Sale | 362,600 |