Magnificent Seven debt hits $578 bn on AI spending: SBI Research

The combined debt of the Magnificent Seven US tech firms — Alphabet, Amazon, Apple, Meta, Microsoft, Nvidia, and Tesla — rose ~45% to $578 billion by mid-2026, up from $399 billion in 2025, per SBI Research. The report warns rising Treasury yields could slash their combined market cap by $1.67–2 trillion.