Update: CoStar Group Q3 Adjusted Earnings, Revenue Rise; Issues Q4 Guidance; Lifts 2026 Guidance

05:45 PM EDT, 10/27/2026 (MT Newswires) -- (Updates with acquisition details in the second last paragraph.) CoStar Group (CSGP) reported Q3 adjusted earnings late Tuesday of $0.38 per share, up from $0.23 a year earlier. Analysts polled by FactSet expected $0.34. Revenue for the quarter ended Sept. 30 was $952 million, up from $834 million a year earlier. Analysts expected $945.8 million. For Q4, the company expects adjusted EPS of $0.46 to $0.50 on revenue of $976 million to $996 million. Analysts expect $0.49 and $984.5 million, respectively. For the full-year 2026, the company raised its adjusted EPS and revenue outlook to $1.38 to $1.41 and $3.75 billion to $3.77 billion from its prior guidance of $1.32 to $1.39 and $3.72 billion to $3.76 billion, respectively. Analysts expect adjusted EPS of $1.37 on revenue of $3.75 billion. Separately, CoStar said it entered into a definitive agreement to acquire Vexcel Group for about $730 million in cash. The acquisition is expected to close in Q1 2027 and is expected to be accretive to adjusted EPS in the first full year of ownership. Shares of the company were down nearly 13% in after-hours trading.