兰格钢铁
5月23日FIS铁矿石掉期交易
| 时期 | 买入价 | 卖出价 | 收盘价 |
| 16-May | $54.50 | $55.50 | $55.00 |
| 16-Jun | $47.75 | $48.25 | $48.00 |
| Q316 | $43.92 | $44.25 | $44.09 |
| Q416 | $41.00 | $41.25 | $41.13 |
| Q117 | $39.50 | $39.80 | $39.65 |
| Q217 | $38.00 | $38.25 | $38.13 |
| Cal17 | $38.00 | $38.19 | $38.10 |
| Cal18 | $34.55 | $35.25 | $34.90 |