---
title: "Optical communication concept stocks fell across the board, with Marvell Tech down over 9%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/291948756.md"
description: "[Optical communication concept stocks fell across the board, Marvell Tech dropped over 9%] According to Golden Finance, on July 7th, U.S. optical communication concept stocks fell across the board, with Astera Labs dropping over 11%, Credo Technology dropping over 10%, Marvell Tech dropping over 9%, Coherent, Corning, and Applied Optoelectronics all dropping over 7%, Tower Semiconductor and GlobalFoundries dropping over 6%, Lumentum, Ciena, and Nokia all dropping over 5%, and Broadcom dropping over 2%"
datetime: "2026-07-07T14:27:38.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/291948756.md)
  - [en](https://longbridge.com/en/news/291948756.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/291948756.md)
---

# Optical communication concept stocks fell across the board, with Marvell Tech down over 9%

\[Optical communication concept stocks fell across the board, Marvell Tech dropped over 9%\] According to Golden Finance, on July 7th, U.S. optical communication concept stocks fell across the board, with Astera Labs dropping over 11%, Credo Technology dropping over 10%, Marvell Tech dropping over 9%, Coherent, Corning, and Applied Optoelectronics all dropping over 7%, Tower Semiconductor and GlobalFoundries dropping over 6%, Lumentum, Ciena, and Nokia all dropping over 5%, and Broadcom dropping over 2%

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