Wall Street ends down after mostly negative week<blockquote>华尔街在经历了大部分负面的一周后收盘下跌</blockquote>
- Wall Street finished lower on Friday, weighed down by Big Tech as investors worried about the Omicron coronavirus variant and digested the Federal Reserve's decision to end its pandemic-era stimulus faster.All three main U.S. stock indexes ended with a decline for the week after the Fed on Wednesday signaled three quarter-percentage-point interest rate hikes by the end of 2022 to combat surging inflation.Nvidia dropped 2.1% and Alphabet lost 1.9%, both weighing on the S&P 500 and Nasdaq.The S
Warren Buffett has grown Berkshire Hathaway's Apple stake to 50% of its entire equity portfolio and nearly a quarter of its $649 billion market cap<blockquote>Warren Buffett已将Berkshire Hathaway持有的苹果股份增至其全部股票投资组合的50%，占其6490亿美元市值的近四分之一</blockquote>
Berkshire Hathaway's Apple holdings of 887 million shares swelled to a value of $159 billion on Frid
Nasdaq 100 futures rose nearly 1%, Dow Jones futures rose 0.43%, S&P 500 futures rose 0.71.<blockquote>纳斯达克100期货涨近1%，道琼斯期货涨0.43%，标普500期货涨0.71。</blockquote>
Nasdaq 100 futures rose nearly 1%, Dow Jones futures rose 0.43%, S&P 500 futures rose 0.71.