The Digest Bioeconomy Index, an index of publicly traded advanced bioeconomy stocks, gained 1.94 percent to 48.27 as ethanol rallied. For the day, Aemetis (AMTX) gained 8.24 percent to $1.84, while Pacific Ethanol (PEIX) advanced 5.75 percent to $3.68. Among other equities, UPM was up 5.26 percent to $15.26. Overall, advances led declines by a 3 to 1 ratio for the day.