Market Overview - US stock market opened high but closed mixed, with the Dow Jones down 0.51% at 43968.64 points, S&P 500 down 0.08% at 6340 points, and Nasdaq up 0.35% at 21242.70 points, having risen over 1% during the day [1][2] Key Index Performance - Among the 30 Dow components, 14 rose and 16 fell, with the largest declines from Salesforce (-3.33%) and Caterpillar (-2.48%), while Apple rose 3.18% after a previous gain of over 5% [2] Apple Investment Announcement - Apple announced a new $100 billion investment in the US and is advancing its "American manufacturing plan," with President Trump stating that Apple will be exempt from tariffs on chips and semiconductors [4] Market Sentiment and Federal Reserve Expectations - Market participants are betting on two interest rate cuts by the Federal Reserve this year, with one expected next month, although some strategists warn that Trump's tariffs could disrupt this outlook [4] - The market is currently anticipating an upcoming rate cut, but inflation risks remain significant, contributing to a theme of stagflation [4] Federal Reserve Board Appointment - President Trump has appointed Stephen Miran as a member of the Federal Reserve Board, with a term ending on January 31, 2026, which is expected to reinforce expectations of continued rate cuts [4][5] Technology Sector Performance - Nvidia shares rose 0.75% to $180.77, setting a new closing record with a market cap of $4.408 trillion; other major tech stocks showed mixed performance [5][6] - The Philadelphia Semiconductor Index increased by 1.5%, with notable gains from Coherent (+6.22%) and AMD (+5.69%) [6] Company-Specific News - Microsoft plans to integrate OpenAI's GPT-5 into its products, enhancing capabilities in Microsoft 365 and GitHub Copilot [8] - Tesla is reportedly disbanding its Dojo supercomputer team, with some members moving to DensityAI and others reassigned within Tesla, indicating a shift towards reliance on external technology partners [9]