Overnight trading: The three major US stock indexes closed lower, with most popular technology stocks falling. Nike plummeted by nearly 20%. 1. The S&P and Nasdaq hit new highs during trading and closed lower, with the Nasdaq breaking through 18000 points for the first time during trading. 2. In the first half of 2024, artificial intelligence was highly sought after by the market, with the Nasdaq rising by over 18% and Nvidia rising by over 149%. 3. Nike plummeted by nearly 20% after releasing a year long performance guide that fell short of expectations. 4. Popular Chinese concept stocks generally fell, with the Nasdaq China Golden Dragon Index falling 1.02%.