Most successful futures trading masters in the world have survived. According to relevant information, richard dennis is the founder of the famous turtle trade. Futures trading in the United States has a history of 150 years, and there have been three legendary trading masters, the most legendary of which is him, who is known as the master of speculation in the century. In the stock market crash of 1987, Dennis suffered heavy losses. Nearly half of its funds lost money, and personal accounts suffered the same fiasco. His investment is mainly short selling bonds. After the stock market crash, interest rates were lowered and bonds soared. Although the risk was controlled, it was difficult to stop at the moment and suffered heavy losses.