| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| XON | SVP, Energy & Fine Chem. | Jul 01, 2019 | Sale | $7.76 | 5,007 | 38,854 | 28,816 | Jul 02, 2019, 07:13 PM |
| XON | SVP, Energy & Fine Chem. | Jan 03, 2019 | Sale | $7.07 | 4,058 | 28,692 | 5,708 | Jan 04, 2019, 06:46 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| XON | SVP, Energy & Fine Chem. | Jul 01, 2019 | Sale | 38,854 |
| XON | SVP, Energy & Fine Chem. | Jan 03, 2019 | Sale | 28,692 |