AI Infrastructure Investment Drains Tech Giants' Cash Flow; Alphabet Halts Buyback for First Time in Decade

According to Beating, a technology intelligence platform, the $725 billion AI infrastructure investment is rapidly depleting the free cash flow of four major tech giants—Amazon, Alphabet, Microsoft, and Meta. In Q3 2026, their combined free cash flow is expected to drop to approximately $4 billion, significantly below the post-pandemic quarterly average of $45 billion, marking the lowest level since 2014.

To manage the massive infrastructure spending, the tech giants are resorting to debt issuance, buyback suspensions, and off-balance-sheet financing. Alphabet suspended its stock buyback program for the first time since 2015 and issued $48 billion in bonds cumulatively. Meta paused buybacks (the longest suspension since 2017) and issued $55 billion in debt. Microsoft’s server and equipment assets tripled to $191 billion since mid-2022, while Amazon plans $200 billion in investments for 2026.