After experiencing severe market fluctuations, American retail investors bet on call option again, and apple stock option has become the key “investment” target. According to media statistics, Apple’s call options, which are due and executed on Friday at a price of $120, had a trading volume of nearly 200000 on Thursday, making it the most active option on the day. However, the value of the option plummeted 87% on Thursday as Apple’s share price fell. Apple shares closed at $113.49 on Thursday, well below the option’s expiration strike price. < / P > < p > data also showed that, despite the soaring trading volume of the option, only about 10000 contracts were added to the open position on Thursday, indicating that most of the trading on that day were opened and closed on the same day. It is obvious that retail investors are behind the “feast” of options. In spite of the soaring trading volume, the actual losses of retail investors in this round of trading are very limited: only one day matures, the option purchase price is only $0.11, and the biggest loss of call option buyers is the “lottery” price. < p > < p > retail investors flocked to buy large technology stock options, theoretically fueling the previous bull market in US stocks: traders needed to buy the corresponding stocks to hedge their exposure. < p > < p > this situation reversed for a time last week as technology stocks plummeted. But demand for call options from apple and other popular stocks may indicate that retail investors are still not yielding even if the Nasdaq 100 index falls 5% this week. Since the beginning of this year, with the outbreak of the new crown epidemic, retail investors in U.S. stocks have surged. The trading activities of credit card, TD Ameritrade, etrade and interactive brokers have increased significantly, while Robin Hood, a commission free trading platform favored by young people, has created a historical record of 3 million new accounts in the first four months of 2020. According to gundlach, part of the reason for the boom in retail trading is the federal government’s unprecedented stimulus: a $600 a week check distorts personal income and spending, and benefits have exceeded the normal income of many workers. < / P > < p > on the one hand, these funds have helped those Americans who have been seriously affected by the epidemic, but on the other hand, some people also use the money to invest in the stock market. According to gundlach, these novice investors are like children who get candy from strangers, “and then throw these candy into the stock market craze of retail investors. Chinese version of K-car: reading a10e design drawing exposure