---
title: "CoStar Group Inc. Stock Falls Tuesday, Underperforms Market"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293387629.md"
description: "CoStar Group Inc. (CSGP) shares fell 3.98% to $28.50 on Tuesday, underperforming the broader market as the S&P 500 and Dow Jones rose. This marks the stock's third consecutive day of losses. The share price is now 70.75% below its 52-week high of $97.43 set in August. Trading volume was lower than the 50-day average."
datetime: "2026-07-21T21:13:33.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293387629.md)
  - [en](https://longbridge.com/en/news/293387629.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293387629.md)
---

# CoStar Group Inc. Stock Falls Tuesday, Underperforms Market

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

Shares of CoStar Group Inc. (CSGP) slipped 3.98% to $28.50 Tuesday, on what proved to be an all-around great trading session for the stock market, with the S&P 500 Index rising 0.89% to 7,509.20 and the Dow Jones Industrial Average rising 0.74% to 52,224.64.

This was the stock's third consecutive day of losses.

CoStar Group Inc. closed 70.75% below its 52-week high of $97.43, which the company achieved on August 5th.

Trading volume (5.6 M) remained 2.3 million below its 50-day average volume of 7.9 M.

Data source: Dow Jones Market Data, FactSet. Data compiled July 21, 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

07-21-26 1713ET

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