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At close · Thu, Oct 8, 2026
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Home›US Markets›Sectors›Optical stocks slide on cautious AI spending commentary

Optical stocks slide on cautious AI spending commentary

MarketWatch said the declines partly reflect investor reaction to recent cautious commentary on how much AI spending is needed.

Optical stocks moved sharply lower Monday, with Ciena, Lumentum, and other companies among the biggest decliners.

MarketWatch said the selloff could be partly tied to investor reaction to recent cautious commentary on AI spending.

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