CoStar Group 2025 Q3 Earnings Mixed Results as Revenue Surges but Net Loss Widens

CoStar Group (CSGP) reported mixed third-quarter 2025 results, with revenue surpassing estimates while profitability deteriorated. The company’s shares fell sharply post-earnings, reflecting investor concerns over guidance and margin compression.

Revenue

, driven by strong performance across its segments. , supported by robust demand for commercial real estate data. , while the Online Marketplaces segment, including Multifamily and LoopNet, , respectively. , completing the diversified growth.

Earnings/Net Income

, . , underscoring deteriorating profitability despite revenue gains.

Post-Earnings Price Action Review

The stock’s post-earnings reaction was severe, . This sharp decline highlights a disconnect between top-line growth and investor sentiment, . , , signaling cost pressures outpacing revenue gains. Analysts noted that while the company’s 58th consecutive quarter of double-digit revenue growth is commendable, the lack of margin expansion and cautious guidance have raised red flags.

Additional News

CoStar Group’s recent M&A activity includes the acquisitions of Matterport and Domain, which have added integration costs but expanded its global footprint. Insider selling, such as Frederick G. , has also drawn attention, reflecting internal caution. The company has not announced dividend or buyback programs, focusing instead on strategic investments in AI for Homes.com and expansion into international markets.

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