兰格钢铁
4月28日FIS铁矿石掉期交易
| 时期 | 买入价 | 卖出价 | 收盘价 |
| Apr-16 | $59.00 | $59.50 | $59.25 |
| May-16 | $61.75 | $62.25 | $62.00 |
| Q216 | $60.25 | $60.75 | $60.50 |
| Q316 | $55.75 | $56.25 | $56.00 |
| Q416 | $50.75 | $51.25 | $51.00 |
| Q117 | $48.00 | $48.50 | $48.25 |
| Cal17 | $45.35 | $45.85 | $45.60 |
| Cal18 | $41.55 | $42.05 | $41.80 |