A Reuters report that the EPA would announce 2018 biofuel volumes pushed soybean oil sharply higher, with lead-month bean oil gaining about 4.5% within minutes. The story notes the news hit the market before the announcement's details were fully reflected in prices.
Biofuel volume mandates directly set demand for soybean oil, so a higher-than-expected or shifted volume outlook raises soyoil prices and supports soybean crush values. The reaction shows how quickly the market prices in RFS news.
After 842 past bullish policy events, Soybean Oil moved a median +0.2% over 5 sessions (52% higher; middle half -1.6% to +2.1%), and -0.5% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.