节点：中游（冶炼、中间品）位置：中游情绪：利好参考度：6/10
在纽约商品交易所（Comex）铜价攀升至历史新高之前，基金经理已将看涨铜的押注增加至去年12月以来的最高水平。美国商品期货交易委员会（CFTC）周五公布的数据显示，截至5月12日当周，对冲基金及其他大型投机客Ű..多头头寸提高16%，至73,523手。这一水平为20周以来的最高点。
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