Some of the world’s biggest tech giants reported quarterly earnings on Wednesday – with a mixed bag of results as fears grow that a bubble is forming in artificial intelligence.
Microsoft revealed that its spending on AI infrastructure hit almost $35bn (£26.5bn) in the three months to the end of September, a sharp rise compared with the year before.
Despite revenue jumping 18% and net income rising 12%, shares plunged by close to 4% in after-hours trading, with investors concerned about the mounting costs of sustaining the boom.
Microsoft’s vice president of investor relations Jonathan Neilson said: “We continue to see demand which exceeds the capacity we have available.
“Our capital expenditure strategy remains unchanged in that we build against the demand signal we’re seeing.”
Big Tech is facing increasing pressure to show returns on the massive AI investments they’re making, against a backdrop of soaring valuations and limited evidence of productivity gains.
Microsoft became the world’s second most valuable company this week thanks to its 27% stake in OpenAI, the creator of ChatGPT.
Its market capitalisation surged beyond $4trn (£3trn) at one point, but that psychologically significant threshold is now in doubt because of recent selloffs.
Alphabet makes history
Last night’s results weren’t all doom and gloom – with shares in Google’s parent company surging by 6% in after-hours trading.
Alphabet has also set out aggressive spending ambitions, but placated investors thanks to an impressive set of results that surpassed analysts’ expectations.
Total revenue for the quarter stood at a staggering $102.35bn (£77bn), with the search giant’s advertising unit remaining robust despite growing…

