
December corn fell 5.5 cents to $4.42 1/2 on fresh technical selling after a price-friendly USDA monthly supply and demand report. The U.S. dollar index rallied to another 1.5-year high, adding to selling pressure.
Weekly USDA export sales were due Friday, with analysts expecting 1 million to 3.6 million MT of corn sales.
A firmer dollar makes U.S. corn less competitive abroad and weighs on futures, which lowers feed grain costs for buyers in the near term. Brazilian and Argentine rainfall supports South American crop prospects and adds to export competition.
Not enough comparable past events yet for a historical read.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.