As of the close of September 22nd local time, the Philadelphia Semiconductor Index has fallen by more than 7% this month, while the benchmark S & P 500 index has fallen by 2.3% during the same period. As the driving force behind the rebound of the US stock market this year, Nvidia's stock price has fallen by 14% since September. The Philadelphia Semiconductor Index has formed a "double top" pattern.
Data from VandaTrack, which monitors the flow of funds among US retail investors, shows that thei...