Markets are getting a quarter-end reality check as September comes to a close. Growth, inflation and interest rates remain central to the macro outlook, while tight diesel supplies keep pressure on the cost of moving goods. States are stepping in with relief, but policy changes alone cannot rebuild fuel inventories. Weather adds another complication, slowing U.S. harvest and raising grain quality concerns while Brazil waits for more consistent planting rains. Month- and quarter-end positioning may have amplified today’s price swings, but USDA’s Grain Stocks and Small Grains Summary also challenged assumptions about available supplies. The question now is which moves reflected investors closing the books—and which signaled...