[List of U.S. stock market pre-market news: The U.S. tungsten scrap export ban officially takes effect; Wash will appear at the Jackson Hole annual meeting tonight; Anthropic will release its prospectus as early as 10 days later] August 28th, the financial news in the U.S. stock market that investors need to focus on is as follows: 1. Futures on the three major U.S. stock indexes were mixed. Dow Jones futures rose 0.15%, S&P 500 futures rose 0.06%, and Nasdaq 100 futures fell 0.22%. 2. International oil prices fell collectively. WTI crude oil futures prices fell 0.89% to US$82.783/barrel; Brent crude oil futures prices fell 0.78% to US$87.830/barrel. 3. International gold and silver spot performance is divided. Spot gold prices fell 0.03% to US$4,600.17 per ounce; spot silver prices rose 1.92% to US$70.58 per ounce. 4. The three major European stock indexes collectively rose. Britain's FTSE 100 index rose 0.16%, France's CAC40 index rose 1.00%, and Germany's DAX30 index rose 0.64%. 5. The Trump administration’s export ban on tungsten scrap and battery scraps officially came into effect on Thursday, local time, and is tentatively valid for one year. 6. Federal Reserve Chairman Kevin Warsh will deliver a speech at the Jackson Hole Annual Meeting of Global Central Banks at 10 o'clock tonight, Beijing time. In the context of continued inflationary pressures, the market will focus on Warsh's determination to fight inflation and the long-term U.S. Treasury market. 7. Anthropic plans to publish its IPO prospectus after September 7 and may be listed in the United States in late September or early October. The lock-up period for some shareholders may exceed 180 days. There are reports that the company hopes to raise at least US$130 billion in the IPO to expand its computing power. 8. Anthropic announced that it will soon launch the "Model Hardware Standard" (MHS), an AI tool designed specifically for the physical world, which will allow AI to autonomously operate various programmable scientific research and manufacturing equipment. 9. The agency Omdia predicts that application-specific integrated circuit (ASIC) shipments will reach 10.5 million units in 2028, while GPU shipments will be 10.1 million units. 10. Gilead Sciences, a large American biopharmaceutical company, announced that the U.S. FDA approved its new HIV drug Bixlenvo for adult HIV patients whose viral load has been suppressed. 11. “Big Short” Michael Burry posted that he was shorting Nvidia, but he also bought call options on Nvidia. He believes that Nvidia's monopoly position will last only a limited time and profit margins will decline in the future.