U.S. Soybean Futures were pressured by large supplies on Wednesday. Soybean world ending stocks are expected to increase to above record highs by over 25 percent. South America weather is favorable. Three years ago, Brazilian exports were 30 million tonnes and could reach 45 to 50 million tonnes next year if the crop is good. CBOT Grains open Friday at 9:30 a.m. ET.