Wall Street opens up on relief Meta and Microsoft kept their AI spending plans even as their earnings come in mixed. Next up, Apple after the close.

Boosted by strong demand and company forays into health care and digital transformation of government, Amazon stock moves into buy range.

Elon Musk said there is a path for Tesla to become worth more than the next five most valuable companies combined. That’s Apple, Nvidia, Microsoft, Amazon.com, and Alphabet. Their market values total roughly $15 trillion.

Latest earnings for four Magnificent Seven stocks are announced this week. Tesla shares fall then rebound after earnings miss

Microsoft's disappointing Azure numbers are "neutral to modestly negative" for rivals Amazon.com and Alphabet, according to RBC Capital Markets analyst Brad Erickson. Alphabet stock rose 1% while Amazon's was marginally lower.

However, the U.S. stock market could move sharply on Jan. 29 and Jan. 30 based on commentary from the Federal Reserve, and earnings results from several "Magnificent Seven" companies: Apple ( AAPL 3.65%), Meta Platforms ( META 2.19%), Microsoft ( MSFT 2.91%), and Tesla ( TSLA 0.24%). Read on for details.

Microsoft alone is projecting $80 billion of infrastructure spend for data centers in 2025; meanwhile, OpenAI, Oracle and SoftBank are leading the newly announced Stargate initiative under President Trump — a project aiming to invest $500 billion into AI frameworks over the coming years.

Shares of an Ohio firm that makes the paper filler that prevents items from jostling around in delivery boxes have risen more than 25% after it said Amazon.com is taking a stake in the firm. Ranpack Holdings said in a securities filing that the e-commerce giant has agreed to buy a warrant for 18.

While the initial testing will use Tesla's own fleet of cars, regular customers may be able to add their cars to the ride-hailing fleet next year, Musk says.

Meta and Tesla rise as Microsoft slumps, keeping US indices mixed. Investors await Apple and Amazon earnings while GDP and Fed policy weigh on sentiment.

Boosted by strong demand and company forays into health care and digital transformation of government, Amazon stock moves into buy range.

S&P 500 futures rise as Meta and Tesla gain, but Microsoft and Caterpillar drag the Dow. US stock market reacts to earnings, GDP data, and Fed outlook.