In 2025, Wall Street grappled with hefty AI infrastructure spending from tech giants like Meta, Microsoft, Alphabet, and Amazon. As AI investments rise, expectations for returns increase. Earnings season begins this week for top tech companies, revealing spending visions and profitability projections amid growing capital expenditures estimated to reach $470 billion this year.

Microsoft must demonstrate cost control amid data center expansions for AI and Azure cloud demand. Capex growth in 2026 is expected to surpass $98.8 billion, with operating margin projections at 67%. Microsoft’s partnership with Anthropic signals a focus on cloud infrastructure growth and enterprise AI services adoption.

Meta, heavily reliant on digital advertising, faces investor skepticism over its AI investments. The company’s capital expenditures are projected to grow by nearly 57% in 2026, reaching over $110 billion. Investor concerns around profitability impact and financial flexibility from increased investments could overshadow growth optimism.

Apple recently partnered with Google for a Siri overhaul, potentially driving iPhone upgrades. The company aims to enhance its AI tools to remain competitive, especially after setbacks like disabling AI notifications for news. Amid expectations of strong iPhone 17 demand, investors await insights on Apple’s AI strategy and capital expenditure plans.

Amazon raised its capex forecast to $125 billion for 2026, reflecting AI service demand. The company signed a $38 billion deal with OpenAI and is in talks for a potential $10 billion investment. Amazon faces pressure to clarify its AI strategy and compete effectively, particularly against fast-growing cloud infrastructure rivals like Microsoft.

Alphabet had a record year in 2025, with rising stock value and increased capex forecasts. Analysts project over $115 billion in spending this year. Recent deals with OpenAI and Anthropic underscore Google’s AI ambitions, while investors seek reassurance of ongoing search growth and core business sustainability.

Tesla’s future outlook hinges on automotive and energy sales, with a focus on growth and profitability. Deliveries dipped in 2025, but the energy unit showed promise. Investors anticipate guidance on newer ventures like Robotaxi and Optimus, as well as planned capex for chip technology. Tesla aims to demonstrate growth potential across its ventures.

Read more at CNBC: Meta, Apple, Tesla, Microsoft AI spend in focus