---
title: "Illumina Inc. Stock Underperforms Thursday When Compared To Competitors Despite Daily Gains"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293670360.md"
description: "Illumina Inc. (ILMN) shares rose 3.14% to $196.86, hitting a new 52-week high, despite a broader market decline where the S&P 500 and Dow Jones fell. However, Illumina underperformed relative to competitors Labcorp, Charles River Laboratories, and Quest Diagnostics, which posted larger gains. Trading volume was below its 50-day average."
datetime: "2026-07-23T21:24:56.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293670360.md)
  - [en](https://longbridge.com/en/news/293670360.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293670360.md)
generator: "portal-rs"
---

# Illumina Inc. Stock Underperforms Thursday When Compared To Competitors Despite Daily Gains

This article was automatically generated by MarketWatch using technology from Automated Insights.

Shares of Illumina Inc. (ILMN) rose 3.14% to $196.86 Thursday, on what proved to be an all-around dismal trading session for the stock market, with the S&P 500 Index falling 1.21% to 7,408.30 and Dow Jones Industrial Average falling 0.97% to 51,711.65.

Illumina Inc. hit a new 52-week high, surpassing its previous peak of $196.66, which the company achieved on July 7th.

The stock underperformed when compared to some of its competitors Thursday, as Labcorp Holdings Inc. (LH) rose 3.40% to $291.02, Charles River Laboratories International Inc. (CRL) rose 4.84% to $229.29, and Quest Diagnostics Inc. (DGX) rose 8.61% to $227.90.

Trading volume (1.2 M) remained 708,928 below its 50-day average volume of 1.9 M.

Data source: Dow Jones Market Data, FactSet. Data compiled July 23, 2026.

This content was created by MarketWatch, which is operated by Dow Jones & Co. MarketWatch is published independently from Dow Jones Newswires and The Wall Street Journal.

(END) Dow Jones Newswires

07-23-26 1724ET

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> **Disclaimer: This article is for reference only and does not constitute any investment advice.**