The US stock market is experiencing a mixed performance as investors digest a wave of earnings reports and navigate concerns over tariffs impacting corporate profits. While the S&P 500 and Nasdaq have reached record highs, companies like General Motors are feeling the pressure from tariffs, leading to significant stock declines. Earnings from tech giants are anticipated in the coming week, influencing market sentiment as traders remain cautious yet optimistic. The focus of investors remains on the earnings reports and trade negotiations, which continue to impact market stability.