Intel Stock Plunges 16% After Weak Q4 Guidance Amid PC Market Slowdown

Bearish (-0.8)Impact: High

Published on October 29, 2026 (2 hours ago) · By VibeTrader

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Intel issued weaker-than-expected guidance for the fourth quarter, causing its stock to plummet 16% in extended trading on Thursday [1]. The chipmaker cited ongoing softness in the global PC market as the primary driver of the disappointing outlook, with finance chief David Zinsner stating: "We see the PC slowdown continuing at least through the first half of next year" [1]. Despite beating Q3 earnings expectations with adjusted EPS of 52 cents versus 40 cents expected and revenue of $16.51 billion versus $16.5 billion expected, Intel's forward guidance significantly missed analyst expectations [1].

For Q4, Intel expects adjusted earnings per share of 25 cents and revenue between $15 billion and $16 billion, substantially below analyst expectations of 43 cents EPS and $17.1 billion in revenue [1]. The company's Client Computing and Physical AI Group segment revenue fell 5% year-over-year to $8.1 billion, missing estimates, while the Data Center and AI segment showed strength with a 78% jump to $7.3 billion [1]. Global PC shipments declined 4% in the second quarter year-over-year due to soaring costs for memory and other components, according to Counterpoint Research [1].

The weak guidance also reflects the impact of an explosion at Intel's fab in Israel earlier in the month, which killed two workers and seriously injured a third [1]. Finance chief Zinsner disclosed that this incident will cost the company approximately $600 million in lost revenue over two quarters, though the company plans to begin ramping up production there by the end of the week [1]. Despite these near-term headwinds, CEO Lip-Bu Tan expressed optimism, stating: "Despite near term headwinds affecting the broader PC industry, we continue to see robust demand for CPUs and more broadly, for all our computing platforms in the long term" [1]. Intel's stock has experienced significant volatility this year, up approximately 150% through the earnings announcement but down roughly 23% in October as concerns emerged about the scale of the artificial intelligence buildout [1].

CONCLUSION

Intel's significant stock decline reflects a sharp reset in market expectations driven by weak Q4 guidance tied to persistent PC market weakness and a $600 million revenue impact from the Israeli fab explosion [1]. While the company's Data Center and AI segment demonstrated robust growth, the Client Computing segment's weakness and management's cautious near-term outlook overshadowed Q3 beat results, signaling challenges ahead despite long-term optimism about AI demand [1].

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Sources: cnbc.com