S&P Global tumbles on weak 2026 profit outlook as AI disruption fears hit financial data

What happened

S&P Global ($SPGI) shares slid sharply after the company forecast 2026 adjusted EPS of $19.40–$19.65, below Wall Street expectations, and commentary around AI-driven disruption added to investor nerves. The print also showed some softer momentum in parts of Ratings, Indices, and Market Intelligence.

Why the market cares

This is a read-through on the whole “financial information and analytics” complex: if investors think AI commoditises data/insight, multiples can compress fast.

Guidance matters more than the quarter here because these businesses trade like durable subscription/transaction hybrids; a slower growth path can reset expectations.

AI is the headline risk, but the near-term driv ...