兰格钢铁
5月9日FIS铁矿石掉期交易
| 时期 | 买入价 | 卖出价 | 收盘价 |
| May-16 | $55.00 | $55.25 | $55.13 |
| Jun-16 | $51.00 | $51.25 | $51.13 |
| Q316 | $47.25 | $47.75 | $47.50 |
| Q416 | $43.50 | $44.00 | $43.75 |
| Q117 | $41.75 | $42.25 | $42.00 |
| Q217 | $40.00 | $40.50 | $40.25 |
| Cal17 | $39.50 | $40.00 | $39.75 |
| Cal18 | $36.00 | $36.50 | $36.25 |