The Digest Bioeconomy Index, an index of publicly traded advanced bioeconomy stocks, edged up 0.27 percent to 51.93 as ethanol equities gained. For the day, TerraVia (SZYM) rebounded 11.54 percent to $2.03, while UPM lost 4.46 percent to $15.58. Among other equities, Abengoa (ABGB) dumped 9.49 percent to $1.43. Overall, declines led advances by a 8 to 5 ratio for the day.