CNBCยท2025-09-27 16:05Market Overview - The stock market experienced volatility with the S&P 500 and Nasdaq reaching record highs before a three-session losing streak, ultimately closing the week with losses of nearly 1% and just over 1% respectively [1] - Economic data, including a significant drop in weekly jobless claims and an upward revision in GDP for Q2, influenced investor sentiment, leading to concerns about potential interest rate adjustments by the Federal Reserve [1] Nvidia and OpenAI Partnership - Nvidia announced a $100 billion investment in OpenAI to develop AI data centers, prompting analysts to revise earnings outlooks for Nvidia for 2026 [1] - The partnership is seen as an indication of the early stages of the AI trade, with significant growth potential in AI infrastructure [1] Boeing Developments - Boeing's stock rose significantly due to reports of finalizing a large order of jets with China and the FAA easing restrictions on aircraft deliveries [1] - The stock has increased by 25% year-to-date, with expectations for further growth driven by favorable trade policies and international orders [1] Costco's Earnings Report - Costco's stock declined nearly 3% on Friday and almost 4% for the week despite beating earnings and revenue expectations, primarily due to lower same-store sales growth and membership renewal rates [1] - Analysts remain optimistic about Costco's long-term prospects, citing improvements in gross margins and supply chain efficiency [1] Apple Performance - Apple stock was the best performer of the week, rising 4% as positive signs emerged regarding the successful rollout of the new iPhone 17 and Air models, with T-Mobile reporting record iPhone sales [2] - Analysts have raised their price targets for Apple, reflecting confidence in the company's market position and product offerings [2] Nike's Investment Potential - The company initiated a position in Nike, citing a promising turnaround plan under CEO Elliott Hill and potential sales boosts from the upcoming FIFA World Cup [2] - A price target of $80 per share was set, indicating about 16% upside from the recent close [2]