DJ CoStar Group Inc. Stock Rises Monday, Outperforms Market
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Shares of CoStar Group Inc. $(CSGP)$ rose 3.48% to $31.52 Monday, on what proved to be an all-around poor trading session for the stock market, with the S&P 500 Index falling 0.48% to 7,619.98 and Dow Jones Industrial Average falling 0.29% to 52,421.20.
This was the stock's second consecutive day of gains.
CoStar Group Inc. closed 65.26% below its 52-week high of $90.72, which the company achieved on September 17th.
Trading volume (5.8 M) remained 1.3 million below its 50-day average volume of 7.1 M.
Data source: Dow Jones Market Data, FactSet. Data compiled September 14, 2026.