Biofuels Digest Index gains to 67.42 as chemical equities advance

The Biofuels Digest Index, an index of publicly traded biofuels stocks, gained 0.82 percent to 67.42 as chemical equities advanced.  For the day, Renewable Energy Group (REGI) gained 4.06 percent to $15.39, while Metabolix (MBLX) rose 5.00 percent to $1.26.  Among other equities, KiOR (KIOR) lost 6.11 percent to $1.69. Overall, advances led declines 9 to 7 for the day.