Filing Flows › Costar Group (CSGP) › Q1 2026
Costar Group (CSGP) Q1 2026 earnings results (first quarter 2026)
10-Q filed Apr 29, 2026
Costar Group (CSGP) reported revenue of $897M for the first quarter 2026 (Q1 2026), +23% from a year earlier and -0.3% from the quarter before. Operating margin was 0.3%, net earnings $3.0M (0.3% of revenue).
Costar Group, Q1 2026: revenue $897M (+22% year over year), operating margin 0.3%, net earnings $3.0M, operating cash flow $152M. The chart follows the revenue to costs, profit and cash.
| Q1 2026 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $897M | -0.3% | +23% |
| Gross profit | $701M | -0.8% | +21% |
| Operating profit | $3.0M | -94% | — |
| Net earnings | $3.0M | -94% | — |
| Operating cash flow | $152M | -6% | +187% |
| Free cash flow | $107M | +6% | — |
What changed
Revenue was $897.0M in Q1 2026, up 23% year over year and roughly flat from the previous quarter. Commercial Real Estate Segment was the largest line at 53% of revenue. Residential Real Estate Segment added $102.0M year over year (up 32%), 62% of the total change.
Gross margin was 78.1%, down 0.9 points from Q1 2025. Operating profit was $3.0M, a 0.3% margin (up 6.2 points year over year). Operating expenses grew 12% against revenue growth of 23%. The fastest-growing cost line was Other operating costs (+35%). Net earnings were $3.0M. The effective tax rate was 75.0%. Non-operating items added $9.0M, 75% of pre-tax earnings, so the bottom line overstates operating performance.
Operating cash flow was $152.0M (up 187% year over year), 5067% of net earnings. Non-cash charges added back $82.0M of depreciation and amortization and $42.0M of share-based compensation. Working capital and other items added $25.0M. Capital expenditures of $45.0M left free cash flow of $107.0M.
Questions
What was Costar Group's revenue in the first quarter 2026?
Costar Group (CSGP) reported revenue of $897M for the first quarter 2026 (Q1 2026), +23% from a year earlier and -0.3% from the quarter before.
Was Costar Group profitable in the first quarter 2026?
Operating profit was $3.0M (0.3% of revenue) and net earnings $3.0M.
Source: Costar Group 10-Q on SEC EDGAR.