兰格钢铁
5月24日FIS铁矿石掉期交易
| 时期 | 买入价 | 卖出价 | 收盘价 |
| May-16 | $54.50 | $55.50 | $55.00 |
| Jun-16 | $48.00 | $48.50 | $48.25 |
| Q316 | $44.15 | $44.25 | $44.20 |
| Q416 | $41.00 | $41.15 | $41.08 |
| Q117 | $39.50 | $39.75 | $39.63 |
| Q217 | $38.00 | $38.50 | $38.25 |
| Cal17 | $37.75 | $38.13 | $37.94 |
| Cal18 | $34.50 | $35.00 | $34.75 |