There are innumerable variations among commodity funds and how they are managed/ traded, but they share one very consistent characteristic.Trading by pools of professionally-managed money, obtained from what are loosely referred to as investors, has been a factor in grain futures markets since the 1970s. Generically, these pools are called commodity funds or just simply funds. The concept, more or less patterned after mutual funds, usually involves a proprietor who creates a fund designed to speculate in certain commodity markets in a defined manner using a proscribed set of trading techniques and methodology. The first such funds to participate in grain futures markets (that we are aware of) were started on a small scale in the years follo...