| Date | Active month | Open (USD/ton) | Close (USD/ton) | Change |
|---|---|---|---|---|
| 2025-09-30 | 2511 | $17,037.72 | $16,981.53 | -0.33% |
| 2025-09-29 | 2511 | $17,074.35 | $17,009.74 | -0.38% |
| 2025-09-26 | 2511 | $17,212.55 | $17,014.89 | -1.15% |
| 2025-09-25 | 2511 | $17,085.26 | $17,238.03 | +0.89% |
| 2025-09-24 | 2511 | $16,986.46 | $17,028.53 | +0.25% |
| 2025-09-23 | 2511 | $17,097.50 | $17,000.49 | -0.57% |
| 2025-09-22 | 2510 | $17,037.97 | $17,063.27 | +0.15% |
| 2025-09-19 | 2510 | $17,019.98 | $17,080.43 | +0.36% |
| 2025-09-18 | 2510 | $17,107.15 | $17,001.72 | -0.62% |
| 2025-09-17 | 2510 | $17,255.92 | $17,144.71 | -0.64% |
| 2025-09-16 | 2510 | $17,276.35 | $17,234.18 | -0.24% |
| 2025-09-15 | 2510 | $17,137.33 | $17,218.80 | +0.48% |
| 2025-09-12 | 2510 | $16,896.14 | $17,120.71 | +1.33% |
| 2025-09-11 | 2510 | $16,930.18 | $16,944.22 | +0.08% |
| 2025-09-10 | 2510 | $16,921.19 | $16,970.34 | +0.29% |
| 2025-09-09 | 2510 | $17,059.60 | $16,948.67 | -0.65% |
| 2025-09-08 | 2510 | $17,071.89 | $17,130.80 | +0.35% |
| 2025-09-05 | 2510 | $16,986.20 | $17,007.23 | +0.12% |
| 2025-09-04 | 2510 | $17,072.96 | $16,921.74 | -0.89% |
| 2025-09-03 | 2510 | $17,081.80 | $17,052.40 | -0.17% |
| 2025-09-02 | 2510 | $17,257.51 | $17,162.27 | -0.55% |
| 2025-09-01 | 2510 | $17,124.30 | $17,312.22 | +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.