The Biofuels Digest Index, an index of publicly traded biofuels stocks, fell 0.84 percent to 68.06 as chemicals tumbled. For the day, Syngenta (SYT) lost 3.36 percent to $67.04, while Codexis (CDXS) was down 4.78 percent to $4.38. Among other equities, Gevo (GEVO) recovered 9.61 percent to $2.51. Overall, declines led advances by a 3 to 2 ratio for the day.
