BRIEF-CME raises initial margins for nat gas, comex copper futures

Fri May 3, 2013 5:43pm EDT

May 3 (Reuters) - * CME raises natural gas henry hub future (NG) initial margins for specs by 11.9 pct to $2,585 per contract from $2,310 * CME raises comex copper futures (HG) initial margins for specs by 19.4 pct to $4,070 per contract from $3,410

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A couple walks along the rough surf during sunset at Oahu's North Shore, December 26, 2013. REUTERS/Kevin Lamarque

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