The Biofuels Digest Index, an index of publicly traded biofuels stocks, jumped 1.22 percent to 69.00 as large caps surged. For the day, Syngenta (SYT) rocketed up 13.37 percent to $85.75 on a takeover bid from Monsanto (MON), while Amyris (AMRS) slumped 8.97 percent to $2.03. Among other equities, Ceres (CERE) dumped 7.15 percent to $2.54. Overall, advances led declines by a 7 to 3 ratio for the day.