美股盘前要点 | 避险情绪持续升温，金银价格双双创新高！三大股指期货均跌超1%

Group 1 - Major U.S. stock index futures are all down, with Nasdaq futures falling by 1.74%, S&P 500 futures down by 1.42%, and Dow futures decreasing by 1.32% [1] - European stock indices collectively declined, with Germany's DAX index down by 1.5%, UK's FTSE 100 down by 1.05%, France's CAC index down by 1.18%, and the Euro Stoxx 50 index down by 1.3% [1] - Micron Technology reported an unprecedented memory shortage, reiterating that supply tightness will persist beyond this year [3] - Samsung Electronics and SK Hynix are reportedly reducing NAND flash wafer production, which may exacerbate supply shortages [3] - 3M Company reported Q4 sales of $6.1 billion, a year-on-year increase of 2.1%, with adjusted EPS of $1.83, up by 9% [3] - Pfizer and Bristol-Myers Squibb have threatened to stop supplying new drugs or delay their launch if Europe does not raise prices [3] - Capitalwatch has short-sold AppLovin, claiming that its core shareholder structure poses systemic compliance risks and significant financial crimes [3] - AstraZeneca plans to delist from Nasdaq and intends to complete a direct listing of its common stock and bonds on the New York Stock Exchange [3] - ISS recommends shareholders support Kimberly-Clark's acquisition plan of Kenvue, the maker of Tylenol [3]