| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| PWSC | Director | Jul 29, 2022 | Option Exercise | $14.41 | 10,409 | 149,994 | 18,742 | Aug 11, 2022, 05:32 PM |
| PWSC | Director | Jul 30, 2021 | Option Exercise | $18.00 | 8,333 | 149,994 | 8,333 | Jul 30, 2021, 07:05 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| PWSC | Director | Jul 29, 2022 | Option Exercise | 149,994 |
| PWSC | Director | Jul 30, 2021 | Option Exercise | 149,994 |