| Sold | Grade | Monthly Average |
| Jun 2026 | 9.4 | $46.50 |
| May 2026 | 9.4 | $49.33 |
| Apr 2026 | 9.4 | $55.00 |
| Mar 2026 | 9.4 | $47.00 |
| Feb 2026 | 9.2 | $46.33 |
| Dec 2025 | 9.2 | $43.00 |
| Mar 2026 | 8.0 | $43.00 |
| Mar 2026 | 6.5 | $44.00 |
| Apr 2025 | 9.4 | $96.00 |
| Mar 2024 | 9.4 | $115.00 |
| Jul 2025 | 8.5 | $50.00 |
| Mar 2024 | 8.0 | $53.00 |