Earnings live: Amazon stock sinks, Philip Morris retreats, Reddit spikes as Wall Street focuses on guidance

Group 1 - The fourth quarter earnings season is ongoing, with significant results from major companies like Alphabet, Amazon, AMD, Qualcomm, and Palantir [1] - As of January 30, 33% of S&P 500 companies have reported their fourth quarter results, with analysts estimating an 11.9% increase in earnings per share, marking the 10th consecutive quarter of annual earnings growth for the index [2][4] - Analysts had initially expected an 8.3% increase in earnings per share before raising expectations, particularly for tech companies, which have been key drivers of earnings growth in recent quarters [4] Group 2 - Big Tech's substantial capital expenditures are influencing the AI trade, alongside ongoing themes from 2025 such as artificial intelligence and economic policies, which continue to impact investor sentiment [5] - Updates from various companies including Disney, Chipotle, PepsiCo, Uber, and Snap were also highlighted during this earnings season [5]