NBC News described it as the company’s worst one-day stock performance ever. For a business still valued at $3.42 trillion as of midday, that kind of drop is less a verdict on survival than a violent reset in what investors will tolerate from a company trying to finance an enormous AI buildout while its core search machine shows strain.
The sharper point came from inside Alphabet’s own explanation. A senior company executive, Philipp Schindler, told investors that part of the reason search ad revenue was underperforming was Google’s “AI Mode” search feature, which was resulting in fewer ads, according to NBC News. Markets can live with heavy spending more easily than they can live with a hint that the product meant to secure the future is complicating the business that pays for it.
JPMorgan analysts wrote that the “magnitude” of the slowdown in Google’s search business was “steeper than expected,” NBC News reported. That helps explain why investors treated this as more than a routine post-results wobble.
Alphabet has made the cost side impossible to ignore. NBC News reported that the company disclosed more than $1 trillion in multiyear spending agreements for the infrastructure, energy and leases needed to run AI systems. The company had also said in a prior earnings report that it planned to spend more than $200 billion this year, double what it spent in 2025, and it raised almost $80 billion in capital in June to help fund the expansion.
Executives tried to offset the mood by highlighting that Gemini has more than 1 billion users, NBC News reported. But user numbers and investor patience are not the same thing, especially when the advertising business attached to search still does the heavy lifting and the company is saying out loud that one of its AI features is producing fewer ads.
The sell-off spilled beyond Alphabet. NBC News reported that the Nasdaq Composite was down 1.5% by the afternoon, the S&P 500 fell about 0.4%, the Philadelphia semiconductor index dropped 1.6%, and Caterpillar plunged 9% early in the session. Once Wall Street starts worrying about whether AI spending will generate consistent returns, the anxiety rarely stays confined to one ticker.
Alex de Valletta
Dua Mifsud