Stock market today: S&P 500, Dow, Nasdaq rise as AI stocks rebound – here's why Oracle, Nvidia, and Micron led gains

Market Overview - US stocks experienced gains on Friday, driven by renewed investor confidence in the artificial intelligence sector, with all three major indexes closing higher for the second consecutive day [1][10] - The Nasdaq Composite rose 1.31% to 23,307.62, the S&P 500 gained 0.88% to 6,834.50, and the Dow Jones Industrial Average added 183.04 points, or 0.38%, to settle at 48,134.89 [1][10] Company-Specific Developments - Oracle's stock surged 6.6% following TikTok's announcement to sell its US operations to a joint venture involving Oracle and Silver Lake, alleviating earlier concerns about debt and AI spending [2][10] - Nvidia's shares increased by approximately 4% as reports emerged that the Trump administration is considering allowing the company to sell advanced AI chips to China [3][10] - Micron Technology continued its upward trend, rising around 7% after providing a strong revenue forecast for the current quarter, following a 10% surge the previous day [5][11] - Nike's shares fell 10.5% due to a reported decline in revenue in the Greater China market during the fiscal second quarter, compounded by tariff increases affecting gross margins [8][11] Analyst Insights - Tom Garretson, a senior portfolio strategist at RBC Wealth Management, noted that the influx of issuance from hyperscalers and AI trades could impact markets into 2026, but emphasized that these companies are among the best-rated in terms of credit quality [6][11] - Garretson also mentioned that capital expenditure spending is expected to support a broader growth backdrop [6][11]