Investors have been selling off the debt of US tech heavyweights, showing how jitters over Silicon Valley’s boom in spending on artificial intelligence have spilled into the bond market. The widening spread highlights how investors are increasingly concerned with the way tech groups are turning to debt markets to finance their investments in AI infrastructure. It raised an additional $30 billion in bonds at the end of October, the biggest corporate bond deal since 2023. Meanwhile, Alphabet sold $25 billion of bonds in early November, $17.5 billion of which were raised in the US and $7.5 billion in Europe. Oracle sold $18 billion of bonds in September to fund infrastructure leases such as OpenAI’s “Stargate” data centre in Abilene, Texas.

Source: The Irish Times November 11, 2025 23:48 UTC