TRENDING · US
Alphabet shares fall $500 billion as AI search disruption hits core ad business
Google parent Alphabet suffered its worst single-day stock decline ever, wiping $500B in market value, after Q3 earnings revealed search revenue miss blamed on erosion by AI-powered search competitors and slower ad click monetization.
WHY IT MATTERS
Paradigm shift: if AI search becomes default, BFSI digital marketing budgets built on Google cost-per-click collapse; fintech customer acquisition costs spike unless channels diversify to GenAI platforms.
Source: NBC News · 2026-10-29