Gold, the yen and Treasuries rose ahead of a Federal Reserve chair appearance, while the yuan surged after an apparent central bank intervention. Japanese stocks closed at their highest since August 2015.
Safe-haven flows and intervention-driven yuan strength move currency markets without a direct change in grain supply or demand. The effect on feed commodity prices is minimal.
Not enough comparable past events yet for a historical read.
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.
Reports on 2017-06-27 of the yuan surging on apparent PBOC intervention directly describe the CNY move that day (USD/CNY down 0.41%), via official FX action squeezing shorts.