| Company | Symbol | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| AMST | $1.10 | 20,000 | Director | 90,666 | 2021-12-02 | Filing |
| AMST | $5.00 | 4,000 | Director | 70,666 | 2020-09-29 | Filing |
| NONE | $1.20 | 25,000 | Director | 66,667 | 2018-04-27 | Filing |
| NONE | $1.20 | 41,667 | Director | 41,667 | 2018-04-27 | Filing |