| Date | Active month | Open (USD/ton) | Close (USD/ton) | Change |
|---|---|---|---|---|
| 2025-05-30 | 2507 | $35,739.75 | $34,743.12 | -2.79% |
| 2025-05-29 | 2507 | $35,756.43 | $35,793.91 | +0.10% |
| 2025-05-28 | 2507 | $36,797.46 | $35,673.13 | -3.06% |
| 2025-05-27 | 2507 | $36,739.17 | $36,754.44 | +0.04% |
| 2025-05-26 | 2506 | $36,728.08 | $36,651.74 | -0.21% |
| 2025-05-23 | 2506 | $36,753.03 | $36,728.04 | -0.07% |
| 2025-05-22 | 2506 | $37,059.81 | $36,753.05 | -0.83% |
| 2025-05-21 | 2506 | $36,806.66 | $37,171.81 | +0.99% |
| 2025-05-20 | 2506 | $36,787.23 | $36,670.89 | -0.32% |
| 2025-05-19 | 2506 | $36,611.43 | $36,737.65 | +0.34% |
| 2025-05-16 | 2506 | $36,787.55 | $36,723.75 | -0.17% |
| 2025-05-15 | 2506 | $36,980.74 | $36,798.98 | -0.49% |
| 2025-05-14 | 2506 | $36,492.82 | $36,879.97 | +1.06% |
| 2025-05-13 | 2506 | $36,738.43 | $36,366.54 | -1.01% |
| 2025-05-12 | 2506 | $36,054.30 | $36,538.80 | +1.34% |
| 2025-05-09 | 2506 | $36,270.41 | $35,861.42 | -1.13% |
| 2025-05-08 | 2506 | $36,031.47 | $36,189.25 | +0.44% |
| 2025-05-07 | 2506 | $36,254.30 | $36,154.65 | -0.27% |
| 2025-05-06 | 2506 | $35,766.69 | $36,160.20 | +1.10% |
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.