兰格钢铁
4月20日FIS铁矿石掉期交易价格
| 时期 | 买入价 | 卖出价 | 收盘价 |
| Mar-15 | $49.00 | $49.50 | $49.25 |
| Apr-15 | $49.00 | $49.50 | $49.25 |
| Q215 | $49.00 | $49.42 | $49.21 |
| Q315 | $47.75 | $48.00 | $47.88 |
| Q415 | $47.00 | $47.50 | $47.25 |
| Q116 | $46.75 | $47.25 | $47.00 |
| Cal16 | $46.75 | $47.25 | $47.00 |
| Cal17 | $47.25 | $47.75 | $47.50 |