Grains mixed Thursday - UPI.com CHICAGO, April 26 (UPI) -- Grain futures were mixed in Chicago Thursday, with equities trading higher on Wall Street and the dollar index virtually flat, rising 0.01 percent. Corn was off 3 to up 13, soybeans were off 8 3/4 to up 7 3/4, wheat was up 6 to up 9 1/2 and oats were off 1 1/2 to up 1/4. Corn futures were mixed with funds buying 6,000 contracts through the trading session -- representing 30 million bushels. Wheat futures toned up through the day with support from a bullish weekly export sales report. Soybean futures were also mixed with weekly export sales higher than expected. Corn: May 6.24 up 13, Jly 6.07 1/2 up 6 1/2, Sep 5.48 1/2 off 1/2, Dec 5.35 off 3. Soybeans: May 14.81 1/4 up 7 3/4, Jly 14.80 1/4 up 4 1/4, Aug 14.53 1/4 off 5 1/4, Sep 14.02 1/4 off 8 3/4. Wheat: May 6.26 up 9 1/2, Jly 6.35 1/2 up 9, Sep 6.48 3/4 up 7, Dec 6.71 3/4 up 6. Oats: May 3.37 3/4 off 1 1/2, Jly 3.40 1/2 off 1 1/4, Sep 3.43 off 1 1/2, Dec 3.46 1/2 up 1/4.