| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| POAI | Director | May 24, 2022 | Buy | $0.37 | 159,500 | 59,334 | 203,393 | May 24, 2022, 02:31 PM |
| KOOL | Chairman & CEO | Mar 10, 2011 | Buy | $2.30 | 22,500 | 51,750 | 72,500 | Mar 10, 2011, 06:01 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| POAI | Director | May 24, 2022 | Buy | 59,334 |
| KOOL | Chairman & CEO | Mar 10, 2011 | Buy | 51,750 |