The Digest Bioeconomy Index, an index of publicly traded advanced bioeconomy stocks, slipped 0.54 percent to to 51.79 as advanced bio slumped. For the day, TerraVia (SZYM) shed 10.78 percent to $1.82, while Gevo (GEVO) lost 7.14 percent to $0.26. Among other equities, Aemetis (AMTX) shed 5.08 percent to $1.87. Overall, declines and advances were even for the day.