Prices for metals and oil are dropping, while key crops recovered some losses from the previous day.
The biggest moves were in palladium, which lost more than 2 percent, and platinum, which lost nearly 2 percent. Both can trade as industrial metals, meaning they generally rise when investors feel hopeful about the economy.
Palladium for June delivery fell $16.50 to $680.60 per ounce. July platinum lost $26.50 to $1,481.20 per ounce.
June gold was down more than 1 percent, losing $19.20 to $1,448.80 per ounce.
Benchmark oil for June delivery fell 54 cents to finish at $95.62 per barrel in New York.
Prices for key agricultural crops rose slightly. Wheat and soybeans were up about 1 percent.