Some commodity futures margins were raised.

Effective with the opening of trading on the Commodity Exchange today, original margin requirements for speculative gold futures contracts will be $2,000, up from $1,400. Hedge margin requirements for gold will be $1,500, up from $1,000. Speculative silver futures will require margins of $1,800, up from $1,500, and hedge margins for the metal will increase to $1,400 from $1,100. Speculative aluminum futures margin requirements will be $1,200, up from $700. Hedge aluminum futures will require margins of $1,000, up from $500.