---
title: "Optical Communication Sector Slumps Intraday, LITE Down Nearly 6%, COHR Falls Over 5%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293967937.md"
description: "The optical communication sector weakened during Monday's intraday session, with mainstream stocks declining broadly. LITE fell nearly 6%, COHR dropped over 5%, and MRVL declined close to 3%. Market sentiment remained subdued with notable capital outflows."
datetime: "2026-07-27T19:46:29.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293967937.md)
  - [en](https://longbridge.com/en/news/293967937.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293967937.md)
---

# Optical Communication Sector Slumps Intraday, LITE Down Nearly 6%, COHR Falls Over 5%

Optical communication stocks faced significant selling pressure during the intraday session on Monday (July 27, ET), with mainstream names retreating broadly. As of press time, most stocks in the sector posted notable losses, reflecting cautious market sentiment.

Specifically, **LITE.US** fell **5.82%** to $718.60, **COHR.US** dropped **5.13%** to $267.91, and **MRVL.US** declined **2.70%** to $188.99. Additionally, **AXTI.US** slipped 1.46% to $47.93, **GLW.US** fell 3.07% to $142.15, **NOK.US** edged down 0.82% to $9.175, **AAOI.US** dropped 2.58% to $97.57, and **POET.US** declined 1.74% to $7.01. Among derivative names, **LITX.US** plunged 12.24%, **LITZ.US** surged 11.45%, **AAOX.US** fell 5.44%, and **MVLL.US** dropped 5.21%.

Analysts suggest the broad intraday decline in optical communication stocks may stem from concerns over the industry's near-term growth prospects. Although some stocks attempted a rebound in pre-market trading, selling pressure intensified after the open, weighing on the sector overall. Investors should monitor earnings guidance from relevant companies in the upcoming reporting season to assess whether there have been fundamental shifts in the industry.

### Related Stocks

- [LITE.US](https://longbridge.com/en/quote/LITE.US.md)
- [AXTI.US](https://longbridge.com/en/quote/AXTI.US.md)
- [GLW.US](https://longbridge.com/en/quote/GLW.US.md)
- [COHR.US](https://longbridge.com/en/quote/COHR.US.md)
- [MRVL.US](https://longbridge.com/en/quote/MRVL.US.md)
- [NOK.US](https://longbridge.com/en/quote/NOK.US.md)
- [AAOI.US](https://longbridge.com/en/quote/AAOI.US.md)
- [POET.US](https://longbridge.com/en/quote/POET.US.md)

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