| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| GHM | Thome Christopher J. | VP-Finance; CFO | Jun 04 '26 | Option Exercise | 0.00 | 3,286 | 0 | 31,170 | Jun 08 12:00 AM |
| GHM | Thome Christopher J. | VP-Finance; CFO | May 17 '26 | Option Exercise | 0.00 | 4,750 | 0 | 29,735 | May 18 12:00 AM |
| GHM | Thome Christopher J. | VP-Finance; CFO | Jun 04 '25 | Option Exercise | 0.00 | 3,286 | 0 | 23,196 | Jun 05 12:00 AM |
| GHM | Thome Christopher J. | VP-Finance; CFO | May 23 '25 | Option Exercise | 0.00 | 5,902 | 0 | 22,616 | May 27 12:00 AM |
| GHM | Thome Christopher J. | VP-Finance; CFO | May 17 '25 | Option Exercise | 0.00 | 4,748 | 0 | 20,571 | May 20 12:00 AM |
| GHM | Thome Christopher J. | VP-Finance; CFO | May 23 '24 | Option Exercise | 0.00 | 5,902 | 0 | 17,941 | May 28 12:00 AM |
| GHM | Thome Christopher J. | VP-Finance; CFO | May 17 '24 | Option Exercise | 0.00 | 4,748 | 0 | 15,921 | May 21 12:00 AM |
| GHM | Thome Christopher J. | VP-Finance; CFO | May 23 '23 | Option Exercise | 0.00 | 5,900 | 0 | 10,950 | May 24 12:00 AM |