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Side-by-side financial comparison of CoStar Group (CSGP) and STAR GROUP, L.P. (SGU). Click either name above to swap in a different company.
CoStar Group is the larger business by last-quarter revenue ($899.9M vs $539.3M, roughly 1.7× STAR GROUP, L.P.). STAR GROUP, L.P. runs the higher net margin — 6.6% vs 5.2%, a 1.5% gap on every dollar of revenue. On growth, CoStar Group posted the faster year-over-year revenue change (26.9% vs 10.5%). CoStar Group produced more free cash flow last quarter ($101.3M vs $-59.7M).
CoStar Group, Inc. is an American provider of information, analytics, and marketing services to the commercial property industry in North America and Europe. Founded in 1987 by Andrew C. Florance and based in Arlington, Virginia, the company operates the CoStar online database and news website and several online marketplaces, including Apartments.com and Homes.com.
Lone Star Funds, legal name of main entity Lone Star Global Acquisitions, Ltd. is a global private equity firm that invests in corporate equity, real estate, credit, and other financial assets. The founder of Lone Star established its first fund in 1995 and Lone Star has to date organized 25 private equity funds with total capital commitments since inception of over $95 billion. Lone Star's investors include corporate and public pension funds, sovereign wealth funds, university endowments, fo...
CSGP vs SGU — Head-to-Head
Income Statement — Q4 FY2025 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $899.9M | $539.3M |
| Net Profit | $46.5M | $35.8M |
| Gross Margin | 78.6% | — |
| Operating Margin | 5.5% | 10.1% |
| Net Margin | 5.2% | 6.6% |
| Revenue YoY | 26.9% | 10.5% |
| Net Profit YoY | -22.2% | 8.8% |
| EPS (diluted) | $0.12 | — |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q4 25 | $899.9M | $539.3M | ||
| Q3 25 | $833.6M | — | ||
| Q2 25 | $781.3M | — | ||
| Q1 25 | $732.2M | — | ||
| Q4 24 | $709.4M | — | ||
| Q3 24 | $692.6M | — | ||
| Q2 24 | $677.8M | — | ||
| Q1 24 | $656.4M | — |
| Q4 25 | $46.5M | $35.8M | ||
| Q3 25 | $-30.9M | — | ||
| Q2 25 | $6.2M | — | ||
| Q1 25 | $-14.8M | — | ||
| Q4 24 | $59.8M | — | ||
| Q3 24 | $53.0M | — | ||
| Q2 24 | $19.2M | — | ||
| Q1 24 | $6.7M | — |
| Q4 25 | 78.6% | — | ||
| Q3 25 | 79.3% | — | ||
| Q2 25 | 78.5% | — | ||
| Q1 25 | 79.1% | — | ||
| Q4 24 | 80.1% | — | ||
| Q3 24 | 79.7% | — | ||
| Q2 24 | 80.0% | — | ||
| Q1 24 | 78.5% | — |
| Q4 25 | 5.5% | 10.1% | ||
| Q3 25 | -6.1% | — | ||
| Q2 25 | -3.5% | — | ||
| Q1 25 | -5.8% | — | ||
| Q4 24 | 5.6% | — | ||
| Q3 24 | 3.4% | — | ||
| Q2 24 | -2.4% | — | ||
| Q1 24 | -6.5% | — |
| Q4 25 | 5.2% | 6.6% | ||
| Q3 25 | -3.7% | — | ||
| Q2 25 | 0.8% | — | ||
| Q1 25 | -2.0% | — | ||
| Q4 24 | 8.4% | — | ||
| Q3 24 | 7.7% | — | ||
| Q2 24 | 2.8% | — | ||
| Q1 24 | 1.0% | — |
| Q4 25 | $0.12 | — | ||
| Q3 25 | $-0.07 | — | ||
| Q2 25 | $0.01 | — | ||
| Q1 25 | $-0.04 | — | ||
| Q4 24 | $0.14 | — | ||
| Q3 24 | $0.13 | — | ||
| Q2 24 | $0.05 | — | ||
| Q1 24 | $0.02 | — |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $1.6B | $19.9M |
| Total DebtLower is stronger | $140.0M | $254.8M |
| Stockholders' EquityBook value | $8.3B | — |
| Total Assets | $10.5B | $1.1B |
| Debt / EquityLower = less leverage | 0.02× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $1.6B | $19.9M | ||
| Q3 25 | $1.9B | — | ||
| Q2 25 | $3.6B | — | ||
| Q1 25 | $3.7B | — | ||
| Q4 24 | $4.7B | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
| Q4 25 | $140.0M | $254.8M | ||
| Q3 25 | $1.0B | — | ||
| Q2 25 | $1.0B | — | ||
| Q1 25 | $1.0B | — | ||
| Q4 24 | $1.0B | — | ||
| Q3 24 | $1.0B | — | ||
| Q2 24 | $1.0B | — | ||
| Q1 24 | $1.0B | — |
| Q4 25 | $8.3B | — | ||
| Q3 25 | $8.6B | — | ||
| Q2 25 | $8.6B | — | ||
| Q1 25 | $8.6B | — | ||
| Q4 24 | $7.6B | — | ||
| Q3 24 | $7.5B | — | ||
| Q2 24 | $7.4B | — | ||
| Q1 24 | $7.3B | — |
| Q4 25 | $10.5B | $1.1B | ||
| Q3 25 | $10.8B | — | ||
| Q2 25 | $10.5B | — | ||
| Q1 25 | $10.4B | — | ||
| Q4 24 | $9.3B | — | ||
| Q3 24 | $9.1B | — | ||
| Q2 24 | $9.1B | — | ||
| Q1 24 | $9.0B | — |
| Q4 25 | 0.02× | — | ||
| Q3 25 | 0.12× | — | ||
| Q2 25 | 0.12× | — | ||
| Q1 25 | 0.12× | — | ||
| Q4 24 | 0.13× | — | ||
| Q3 24 | 0.13× | — | ||
| Q2 24 | 0.14× | — | ||
| Q1 24 | 0.14× | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $162.1M | $-55.2M |
| Free Cash FlowOCF − Capex | $101.3M | $-59.7M |
| FCF MarginFCF / Revenue | 11.3% | -11.1% |
| Capex IntensityCapex / Revenue | 6.8% | 0.8% |
| Cash ConversionOCF / Net Profit | 3.49× | -1.54× |
| TTM Free Cash FlowTrailing 4 quarters | $123.0M | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $162.1M | $-55.2M | ||
| Q3 25 | $68.2M | — | ||
| Q2 25 | $146.5M | — | ||
| Q1 25 | $53.2M | — | ||
| Q4 24 | $94.6M | — | ||
| Q3 24 | $100.3M | — | ||
| Q2 24 | $58.1M | — | ||
| Q1 24 | $139.6M | — |
| Q4 25 | $101.3M | $-59.7M | ||
| Q3 25 | $-5.5M | — | ||
| Q2 25 | $27.7M | — | ||
| Q1 25 | $-500.0K | — | ||
| Q4 24 | $25.2M | — | ||
| Q3 24 | $40.2M | — | ||
| Q2 24 | $-14.7M | — | ||
| Q1 24 | $-237.1M | — |
| Q4 25 | 11.3% | -11.1% | ||
| Q3 25 | -0.7% | — | ||
| Q2 25 | 3.5% | — | ||
| Q1 25 | -0.1% | — | ||
| Q4 24 | 3.6% | — | ||
| Q3 24 | 5.8% | — | ||
| Q2 24 | -2.2% | — | ||
| Q1 24 | -36.1% | — |
| Q4 25 | 6.8% | 0.8% | ||
| Q3 25 | 8.8% | — | ||
| Q2 25 | 15.2% | — | ||
| Q1 25 | 7.3% | — | ||
| Q4 24 | 9.8% | — | ||
| Q3 24 | 8.7% | — | ||
| Q2 24 | 10.7% | — | ||
| Q1 24 | 57.4% | — |
| Q4 25 | 3.49× | -1.54× | ||
| Q3 25 | — | — | ||
| Q2 25 | 23.63× | — | ||
| Q1 25 | — | — | ||
| Q4 24 | 1.58× | — | ||
| Q3 24 | 1.89× | — | ||
| Q2 24 | 3.03× | — | ||
| Q1 24 | 20.84× | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
CSGP
| Co Star | $503.8M | 56% |
| Other | $283.0M | 31% |
| Loop Net | $94.7M | 11% |
SGU
| Home Heating Oil And Propane | $372.6M | 69% |
| Motor Fuel And Other Petroleum Products | $75.4M | 14% |
| Equipment Installations | $39.6M | 7% |
| Equipment Maintenance Service Contracts | $30.3M | 6% |
| Billable Call Services | $21.4M | 4% |
