B · Normal
[U.S. optical communications sector fell before the market opened, Lumentum and others fell more than 5%] On October 22, the U.S. optical communications sector fell before the market opened, with Coherent, Lumentum, Credo, Ciena, and Marvel Technology falling more than 5%, and Corning falling more than 4%.
U.S. stock trends 🕐 2026-10-22 16:06

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