| Sold | Grade | Monthly Average |
| Feb 2026 | 2.0 | $19.25 |
| Sep 2022 | 4.0 | $104.50 |
| May 2018 | 4.0 | $30.40 |
| Apr 2023 | 3.0 | $45.00 |
| Dec 2023 | 2.5 | $45.00 |
| May 2023 | 2.0 | $36.00 |
| Jul 2021 | 2.0 | $39.95 |
| Jun 2018 | 2.0 | $23.00 |
| Dec 2017 | 2.0 | $17.25 |
| Aug 2010 | 1.8 | $14.25 |
| Nov 2024 | 1.5 | $14.50 |
| Jun 2019 | 1.5 | $19.50 |
| Jun 2018 | 1.5 | $19.50 |
| Feb 2024 | 1.0 | $10.25 |
| Jul 2023 | 1.0 | $10.25 |