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Lumentum shares surge 14% after strong Q4 earnings and AI data center growth outlook

Company Fundamentals
17 Aug 2026
24/7 Wall Street
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Bullish
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Lumentum's stock jumped 14% following a strong fiscal Q4 report showing revenue up 109% year over year and better-than-expected earnings. The company highlighted growing demand for co-packaged optics from NVIDIA, expected in late 2027, and expanding markets with near-package optics. Management emphasized Lumentum's central role in the AI data center shift, with significant backlog and capacity expansion underway. Meanwhile, Marvell Technology also showed strong AI-related growth, partnering with Microsoft on custom silicon, boosting its stock by over 180% in the past year. Investors should watch upcoming earnings and product ramp milestones for both companies as they capitalize on AI infrastructure demand.

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