1. The US stock market closed slightly higher, with the Dow Jones up 0.04%, the Nasdaq up 0.49%, and the S&P up 0.16%. 2. Amazon rose nearly 4%, with its market value breaking through the $2 trillion mark for the first time, while Tesla rose nearly 5%. 3. Popular Chinese concept stocks have fluctuated, with NIO rising over 6% and Bilibili falling over 4%. 4. The performance guidance fell short of expectations, and Micron Technology fell more than 9% after trading.