Big Tech pivots to debt markets to fund infrastructure expansion

A transition is occurring in how the world’s most valuable companies finance their future. Between September and November, Oracle, Meta, Alphabet, and Amazon issued a combined $80 billion in debt to fund the build-out of infrastructure. This trend accelerated into 2026, with these four entities raising $194 billion in the first seven months of the year alone—nearly doubling the total raised throughout all of 2025. The shift is so pronounced that yields are beginning to rise, with 86% of this year’s bonds trading higher than at their issuance.

Microsoft remains a notable exception to this pattern, maintaining substantial free cash flow of $19.6 billion last quarter without relying on debt for its capital expenditures. This divergence creates two distinct models for the AI era: one built on the discipline of existing cash flows and another powered by massive leverage. The scale of these investments, currently projected at $600 billion for the year, mirrors the industrial railroad booms of the late 19th century in relative economic impact, though the current build-out focuses on silicon and fiber rather than steel and steam.

Google has further complicated the landscape by moving toward equity markets, recently announcing an $85 billion equity raise that includes a $10 billion issuance to Berkshire Hathaway. This move serves as a signaling mechanism, suggesting that the demand for compute capacity is outstripping what current cash reserves can provide. By involving Warren Buffett’s firm, Google is seeking a validation of its long-term investment strategy at a time when internal leadership at DeepMind is undergoing a reorganization, with Demis Hassabis transitioning to a chairman role while day-to-day operations shift.