| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| XON | SVP--Intellectual Property | Aug 13, 2013 | Option Exercise | $16.00 | 561 | 8,976 | 9,132 | Aug 15, 2013, 03:04 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| XON | SVP--Intellectual Property | Aug 13, 2013 | Option Exercise | 8,976 |