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Chip Stocks Slide Amid AI Boom as Payoff Doubts Grow

July 11, 2026 at 01:07 EDT

Infra & Chips
Funding & M&A
Sales & Business

Even as the generative-AI boom continues, major semiconductor stocks led by Nvidia fell sharply from June 2026 onward. Doubts that the massive AI infrastructure spending is generating matching returns have spread, wiping out a large chunk of the chip sector's market value.

June–July 2026 · AI Chip Selloff

The AI Boom Meets Its ROI Reckoning

Even as generative-AI spending surges, semiconductor stocks led by Nvidia tumbled — investors now doubt whether the enormous AI infrastructure outlay is producing matching returns.

−13%+

Micron in the selloff

−21%

Intel stock decline

8–10%

SOX index drop in a single week

Weekly declines across the sector

13%

Micron

12%

SK Hynix

12%

Samsung

11%

Intel

11%

AMD

Approximate peak declines during the late-June to July 2026 selloff.

The reality behind AI adoption

95%

Corporate pilots show no measurable benefit

~5%

Overall AI adoption at U.S. firms

~5.4%

Labor-hours saved per week

~1.1%

Contribution to aggregate productivity

Task-level gains are real

55% coding speedup with GitHub Copilot
25% faster work with 40% quality gain in consulting
Data-center cooling, wiring & construction orders stay solid

But the macro payoff lags

Overhead (prompt tuning, QC, bias checks) eats ~half of working time
"Workslop" — low-quality AI output — offsets gains
Giant capex returns remain largely theoretical

The near-term gap

A return of the Solow Paradox: technical progress that is slow to show up in productivity statistics.

+131%

Forecast chip-sector earnings growth, Q2 2026 (YoY)

Falling

Share prices as investors scrutinize real-world ROI

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