
The Kremlin said Putin is ready to facilitate unfettered grain exports from Ukraine's ports. Russia and Ukraine together supply 29% of global wheat exports and 80% of sunflower oil exports.
Ukraine is also a major corn and barley exporter.
A credible route for Black Sea grain would release stranded supply and weigh on wheat and corn prices. The size of the effect depends on whether the offer is implemented.
After 80 past bearish geopolitics events, Wheat (SRW) moved a median -0.4% over 5 sessions (44% higher; middle half -1.4% to +1.9%), and -0.5% over 20.
After 87 past bearish geopolitics events, Corn moved a median +0.1% over 5 sessions (51% higher; middle half -1.5% to +2.1%), and +0.3% 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.