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Why Lumentum’s stock led the S&P 500 higher on Monday

Optical stocks are staging a comeback following Anthropic’s IPO filing and some other good news

✦ Extractive summary — built from the sources' own reporting•From 1 source•1 min read•Updated October 26, 2026, 9:04 PM UTC
Key points
  • MarketWatch: Why Lumentum’s stock led the S&P 500 higher on Monday

Optical stocks are staging a comeback following Anthropic’s IPO filing and some other good news

How this summary was made: extractive summary — built from the sources' own reporting. It is drawn only from the reporting of the sources listed below — read the originals for full detail. How we summarize →

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