| Date | Active month | Open (USD/ton) | Close (USD/ton) | Change |
|---|---|---|---|---|
| 2025-05-30 | 2507 | $16,817.72 | $16,809.40 | -0.05% |
| 2025-05-29 | 2507 | $16,606.75 | $16,723.35 | +0.70% |
| 2025-05-28 | 2507 | $16,932.94 | $16,649.77 | -1.67% |
| 2025-05-27 | 2507 | $17,045.38 | $16,977.36 | -0.40% |
| 2025-05-26 | 2506 | $16,996.80 | $17,042.61 | +0.27% |
| 2025-05-23 | 2506 | $17,087.01 | $17,018.99 | -0.40% |
| 2025-05-22 | 2506 | $17,163.36 | $17,128.66 | -0.20% |
| 2025-05-21 | 2506 | $17,139.88 | $17,116.28 | -0.14% |
| 2025-05-20 | 2506 | $17,063.96 | $17,018.25 | -0.27% |
| 2025-05-19 | 2506 | $17,152.38 | $17,178.73 | +0.15% |
| 2025-05-16 | 2506 | $17,181.49 | $17,207.84 | +0.15% |
| 2025-05-15 | 2506 | $17,496.89 | $17,150.01 | -1.98% |
| 2025-05-14 | 2506 | $17,100.20 | $17,377.73 | +1.62% |
| 2025-05-13 | 2506 | $17,397.16 | $17,187.62 | -1.20% |
| 2025-05-12 | 2506 | $17,235.15 | $17,510.03 | +1.59% |
| 2025-05-09 | 2506 | $17,105.82 | $17,057.46 | -0.28% |
| 2025-05-08 | 2506 | $17,145.19 | $17,110.59 | -0.20% |
| 2025-05-07 | 2506 | $17,221.31 | $17,224.08 | +0.02% |
| 2025-05-06 | 2506 | $17,121.95 | $17,268.83 | +0.86% |
We show the most active contract each day (highest trading volume, with open interest as a tie-breaker) because that’s where liquidity and price discovery are best. That means fewer stale prints and a cleaner snapshot of what the market is actually trading.