
USDA AgTransport data show corn led downbound grain barge freight in the week ended September 19, with 500,550 short tons versus 255,204 short tons of soybeans. MS Lock 26 handled the largest single-lock volume.
Wheat and other grain movements were comparatively small.
Heavy corn barge flows reflect harvest-season movement and do not signal a new supply or price shock for feed buyers.
After 770 past neutral report events, Corn moved a median +0.2% over 5 sessions (54% higher; middle half -1.1% to +1.6%), and +0.7% over 20.
After 563 past neutral report events, Soybeans moved a median -0.1% over 5 sessions (48% higher; middle half -1.7% to +1.6%), and -0.1% 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.