These are the people who really set the global prices for commodities.
Many deals are made for commodities to be delivered in three months' time.
It was a popular trade center, especially for precious commodities.
And we are in a secular bull market for commodities now since 2001 actually.
Wall Street is home to some of the world's biggest markets for stocks and commodities.
The last two years have been some of the best in decades for commodities.
They are already growing common for commodities like oil and gas.
"We still have another two or three months to go for commodities before things get ugly," he added.
"The case for commodities is, What if everybody gets it wrong?"
In addition, world demand for commodities is far from booming.