No later than 3:15 the next day.

CBOT is the abbreviation of Chicago Board of Trade. On July 12, 2007, the exchange merged with CME (abbreviation for Chicago Mercantile Exchange) to become the world's largest derivatives exchange, CME Group Inc., which lists soybeans, corn, The futures varieties of agricultural products such as wheat are the main ones. These varieties are the most authoritative futures varieties in the world, and their prices are also the most authoritative futures prices.

Its development history is: In the early 19th century, Chicago was the largest grain distribution center in the United States. With the continuous concentration of grain trading and the development of forward trading methods, in 1848, it was founded by 82 grain traders. After the establishment of the Chicago Board of Trade, the exchange continued to improve its trading rules, replaced forward contracts with standard futures contracts in 1865, and implemented a margin system. In addition to providing futures trading for corn, soybeans, wheat and other agricultural products, the Chicago Board of Trade also provides futures trading markets for medium and long-term U.S. government bonds, stock indexes, municipal bond indexes, gold and silver and other commodities, as well as agricultural products, finance and metals. options trading. The futures prices of corn, soybeans, wheat and other varieties on the Chicago Board of Trade have not only become important reference prices for US agricultural production and processing, but also become authoritative prices in international agricultural trade.