The Biofuels Digest Index, an index of publicly traded biofuels stocks, was flat at 59.96 as chemicals advances offset large cap declines. For the day, Abengoa (ABGB) slumped 4.38 percent to $14.68, while ADM dropped 2.69 percent to $46.63. Among other equities, Codexis (CDXS) continued a recent run, rising 8.83 percent to $3.82. Overall, declines led advances 4 to 3 for the day.