President Donald Trump announced in late August that his administration would be unveiling a "giant package" on biofuels to support the U.S. farming sector. This announcement, combined with the news that Mr. Trump was personally mediating between the U.S. biofuels and refining sectors in an attempt to develop a proposal that both sides found acceptable, has caused a substantial amount of volatility in the share prices of major biofuel producers such as Green Plains, Inc. (GPRE), Pacific Ethanol (PEIX), Renewable Energy Group (REGI), and REX American Resources (REX