Investopedia·2025-10-31 20:55Core Insights - Amazon shares reached an all-time high after reporting better-than-expected earnings, driven by growth in its Amazon Web Services (AWS) business and plans to enhance AI capabilities [1][4][8] Company Performance - Amazon's stock surged nearly 10% following the release of its third-quarter earnings, which exceeded expectations [4] - First Solar's shares increased over 14% despite its third-quarter earnings per share falling short of estimates; however, revenue surpassed expectations due to strong demand from U.S. solar project developers [5] - Coinbase Global reported quarterly sales and profit that exceeded forecasts, benefiting from increased trading volume and optimism regarding U.S. regulatory outlook for digital assets [6] - DexCom's shares fell nearly 15% after providing a cautious revenue forecast for 2026 and addressing quality issues with its G7 sensor [6][9] - Erie Indemnity's shares dropped 5.5% after reporting mixed third-quarter results, with earnings per share exceeding forecasts but revenue missing expectations due to underwriting losses from severe weather [10] Market Overview - Major U.S. equity indexes finished higher, with the Dow up 0.1%, S&P 500 up 0.3%, and Nasdaq up 0.6%, reflecting gains for the week and month [3] - The market was influenced by the Federal Reserve's recent rate cut and a trade truce between the U.S. and China [3]