B · Normal On October 20th, the U.S. optical communications sector fell before the market opened. Coherent, Lumentum, and Marvel Technology fell more than 2%, and Corning fell nearly 2%. U.S. stock trends 🕐 2026-10-20 16:05 #U.S. stock trends #Optical communication 🖼️ Save as Image Generate a beautiful long image to share on Moments or in group chats Generate now ⬇ Share 🔗Copy Link 📘Facebook 🐦X (Twitter) 💬WhatsApp 💼LinkedIn 👽Reddit ← Back to Telegraph
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