Grain Stocks Report The Grain Stocks Report was released on March 31, 2022 Corn For Corn, the report indicated that stocks in all positions on March 1, 2022 totalled 7.85 billion bushels, up 1 percent from March 1, 2021. The pre-report Trade Estimate was 7.877 billion bushels. Soybeans For Soybeans, the report indicated that stocks in all positions on March 1, 2022 totalled 1.93 billion bushels, up 24 percent from March 1, 2021. The pre-report Trade Estimate was 1.90 billion bushels. Wheat For Wheat, the report indicated that stocks in all positions on March 1, 2022 totalled 1.025 billion bushels, down 22% from March 1, 2021. The pre-report Trade Estimate was 1.045 billion bushels.