兰格钢铁
5月31日FIS铁矿石掉期交易
| 时期 | 买入价 | 卖出价 | 收盘价 |
| May-16 | $54.49 | $54.49 | $54.49 |
| Jun-16 | $47.00 | $47.50 | $47.25 |
| Q316 | $43.00 | $43.50 | $43.25 |
| Q416 | $40.00 | $40.50 | $40.25 |
| Q117 | $38.70 | $39.20 | $38.95 |
| Q217 | $37.45 | $37.95 | $37.70 |
| Cal17 | $37.25 | $37.75 | $37.50 |
| Cal18 | $34.40 | $34.90 | $34.65 |