This article was automatically generated by Dow Jones using technology from Automated Insights.
Shares of CoStar Group Inc. tumbled 15.4% to $51.73 on what proved to be an all-around rough trading session for the stock market, with the S&P 500 Index falling 0.8% to 6,917.81 and Dow Jones Industrial Average falling 0.3% to 49,240.99.
This was the stock's fifth consecutive day of losses.
CoStar Group Inc. closed 46.9% below its 52-week high of $97.43, which the company achieved on August 5th.
Trading volume totaled 12.7 million, compared to the 50-day average of 5.3 million.
Data source: Dow Jones Market Data, FactSet
(END) Dow Jones Newswires
February 03, 2026 16:33 ET (21:33 GMT)
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