---
title: "Regeneron Pharmaceuticals Inc. Stock Underperforms Wednesday When Compared To Competitors"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293519746.md"
description: "Regeneron Pharmaceuticals (REGN) shares fell 3.56% to $651.18 on Wednesday, underperforming competitors like Amgen, Moderna, and Gilead Sciences during a broadly weak market session. The stock remains 20.70% below its 52-week high of $821.11. Trading volume was notably lower than the 50-day average."
datetime: "2026-07-22T20:43:48.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293519746.md)
  - [en](https://longbridge.com/en/news/293519746.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293519746.md)
generator: "portal-rs"
---

# Regeneron Pharmaceuticals Inc. Stock Underperforms Wednesday When Compared To Competitors

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

Shares of Regeneron Pharmaceuticals Inc. (REGN) shed 3.56% to $651.18 Wednesday, on what proved to be an all-around poor trading session for the stock market, with the S&P 500 Index falling 0.14% to 7,498.96 and Dow Jones Industrial Average falling 0.01% to 52,218.58.

Regeneron Pharmaceuticals Inc. closed 20.70% short of its 52-week high of $821.11, which the company reached on January 9th.

The stock underperformed when compared to some of its competitors Wednesday, as Amgen Inc. (AMGN) fell 0.05% to $366.05, Moderna Inc. (MRNA) fell 2.67% to $58.07, and Gilead Sciences Inc. (GILD) rose 0.05% to $130.34.

Trading volume (871,841) remained 168,285 below its 50-day average volume of 1.0 M.

Data source: Dow Jones Market Data, FactSet. Data compiled July 22, 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

07-22-26 1643ET

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