| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| GRIF | Director | Jun 20, 2018 | Option Exercise | $26.99 | 5,925 | 159,928 | 5,925 | Jun 21, 2018, 10:09 AM |
| Symbol | Relationship | Date | Transaction | Value($) |
| GRIF | Director | Jun 20, 2018 | Option Exercise | 159,928 |