Alphabet Falls 11.5% as Q3 Earnings Show Search Slowdown

As seen on the 24/7 Wall St. homepage on October 29, 2026.

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Alphabet's 11.5% single-session drop resets valuation conversations across the entire mega-cap tech sector.

The Q3 earnings report revealed two compounding pressures: search growth, the engine that has funded everything else at Alphabet for two decades, is slowing, while spending on artificial intelligence infrastructure is accelerating. That combination squeezes the margin story that investors have long relied on.

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Alphabet is typically one of the first major platform companies to report each season, so its results set expectations for every large-cap tech name still waiting to release earnings.

When AI capital expenditure rises faster than core revenue can absorb it, the market punishes the gap sharply and immediately, a signal to carry into the rest of big tech earnings season.

Mentioned: GOOG