CoStar Group (NASDAQ:CSGP – Get Free Report) announced its quarterly earnings results on Tuesday. CoStar Group updated its Q3 2026 guidance to 0.310-0.340 EPS and its FY 2026 guidance to 1.320-1.390 EPS. CoStar Group Stock PerformanceCoStar Group stock traded down $1.27 during mid-day trading on Thursday, reaching $28.55. Key CoStar Group NewsHere are the key news stories impacting CoStar Group this week:Positive Sentiment: Second-quarter earnings beat estimates. Read MoreReceive News & Ratings for CoStar Group Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for CoStar Group and related companies with MarketBeat.com's FREE daily email newsletter.