Wall Street Punishes Meta’s Aggressive AI Spending, Wiping $18 Billion off Zuckerberg’s Fortune

Following Meta’s latest earnings release, investors sharply sold off the stock amid concerns over the company’s escalating AI ambitions. The drop was steep enough to shave an estimated $18 billion off CEO Mark Zuckerberg’s net worth in a single day, according to US financial media.

Meta has been pouring money into AI infrastructure: building out custom data centers, securing vast quantities of GPUs and developing its own AI models to power ranking, recommendation and new generative‑AI features across Facebook, Instagram and WhatsApp. Management argues that these bets are essential to keep users engaged and to open up new revenue streams beyond advertising, including AI assistants and creator tools.

But parts of Wall Street are uneasy. Heavy capital expenditure is squeezing margins, and the path to near‑term monetization from generative‑AI products remains hazy. On the earnings call, Zuckerberg reiterated that AI will ultimately underpin “every product” at Meta, framing current spending as a long‑term play. For now, though, the market reaction underscores a broader shift: investors are beginning to differentiate between AI stories backed by clear business models and those that rest mainly on costly infrastructure build‑outs and optimism.