| Sold | Grade | Monthly Average |
| May 2026 | 2.0 | $10.00 |
| Sep 2022 | 7.0 | $38.00 |
| Aug 2017 | 7.0 | $32.00 |
| Jan 2021 | 5.0 | $34.00 |
| Nov 2019 | 5.0 | $34.00 |
| Mar 2022 | 4.0 | $19.50 |
| Dec 2024 | 3.0 | $14.50 |
| Jul 2020 | 3.0 | $15.50 |
| May 2010 | 2.0 | $14.00 |
| Sep 2025 | 1.8 | $7.00 |
| May 2020 | 1.8 | $8.99 |
| Mar 2014 | 1.5 | $8.80 |
| Jan 2023 | 1.0 | $7.00 |