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Side-by-side financial comparison of CoStar Group (CSGP) and Pentair (PNR). Click either name above to swap in a different company.
Pentair is the larger business by last-quarter revenue ($1.0B vs $899.9M, roughly 1.2× CoStar Group). Pentair runs the higher net margin — 16.6% vs 5.2%, a 11.5% gap on every dollar of revenue. On growth, CoStar Group posted the faster year-over-year revenue change (26.9% vs 2.6%). CoStar Group produced more free cash flow last quarter ($101.3M vs $-85.7M). Over the past eight quarters, CoStar Group's revenue compounded faster (17.1% CAGR vs -2.9%).
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.
Pentair plc (PNR) is an American water treatment company incorporated in Ireland with tax residency in UK, with its main U.S. office in Golden Valley, Minnesota. Pentair was founded in the US, with 65% of company's revenue coming from the US and Canada as of 2017. PNR was reorganized in 2014, shifting the corporate domicile from Switzerland to Ireland.
CSGP vs PNR — Head-to-Head
Income Statement — Q4 FY2025 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $899.9M | $1.0B |
| Net Profit | $46.5M | $172.4M |
| Gross Margin | 78.6% | 41.8% |
| Operating Margin | 5.5% | 20.3% |
| Net Margin | 5.2% | 16.6% |
| Revenue YoY | 26.9% | 2.6% |
| Net Profit YoY | -22.2% | 11.3% |
| 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.
| Q1 26 | — | $1.0B | ||
| Q4 25 | $899.9M | $1.0B | ||
| Q3 25 | $833.6M | $1.0B | ||
| Q2 25 | $781.3M | $1.1B | ||
| Q1 25 | $732.2M | $1.0B | ||
| Q4 24 | $709.4M | $972.9M | ||
| Q3 24 | $692.6M | $993.4M | ||
| Q2 24 | $677.8M | $1.1B |
| Q1 26 | — | $172.4M | ||
| Q4 25 | $46.5M | $166.1M | ||
| Q3 25 | $-30.9M | $184.3M | ||
| Q2 25 | $6.2M | $148.5M | ||
| Q1 25 | $-14.8M | $154.9M | ||
| Q4 24 | $59.8M | $166.4M | ||
| Q3 24 | $53.0M | $139.6M | ||
| Q2 24 | $19.2M | $186.1M |
| Q1 26 | — | 41.8% | ||
| Q4 25 | 78.6% | 40.4% | ||
| Q3 25 | 79.3% | 41.0% | ||
| Q2 25 | 78.5% | 40.7% | ||
| Q1 25 | 79.1% | 39.9% | ||
| Q4 24 | 80.1% | 38.8% | ||
| Q3 24 | 79.7% | 39.6% | ||
| Q2 24 | 80.0% | 39.8% |
| Q1 26 | — | 20.3% | ||
| Q4 25 | 5.5% | 20.1% | ||
| Q3 25 | -6.1% | 22.7% | ||
| Q2 25 | -3.5% | 19.4% | ||
| Q1 25 | -5.8% | 20.1% | ||
| Q4 24 | 5.6% | 20.1% | ||
| Q3 24 | 3.4% | 18.1% | ||
| Q2 24 | -2.4% | 22.6% |
| Q1 26 | — | 16.6% | ||
| Q4 25 | 5.2% | 16.3% | ||
| Q3 25 | -3.7% | 18.0% | ||
| Q2 25 | 0.8% | 13.2% | ||
| Q1 25 | -2.0% | 15.3% | ||
| Q4 24 | 8.4% | 17.1% | ||
| Q3 24 | 7.7% | 14.1% | ||
| Q2 24 | 2.8% | 16.9% |
| Q1 26 | — | — | ||
| Q4 25 | $0.12 | $1.01 | ||
| Q3 25 | $-0.07 | $1.12 | ||
| Q2 25 | $0.01 | $0.90 | ||
| Q1 25 | $-0.04 | $0.93 | ||
| Q4 24 | $0.14 | $0.99 | ||
| Q3 24 | $0.13 | $0.84 | ||
| Q2 24 | $0.05 | $1.11 |
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 | $67.7M |
| Total DebtLower is stronger | $140.0M | $1.9B |
| Stockholders' EquityBook value | $8.3B | $3.8B |
| Total Assets | $10.5B | $7.1B |
| Debt / EquityLower = less leverage | 0.02× | 0.51× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $67.7M | ||
| Q4 25 | $1.6B | — | ||
| Q3 25 | $1.9B | $128.4M | ||
| Q2 25 | $3.6B | $143.0M | ||
| Q1 25 | $3.7B | $140.6M | ||
| Q4 24 | $4.7B | $118.7M | ||
| Q3 24 | — | $218.1M | ||
| Q2 24 | — | $214.3M |
| Q1 26 | — | $1.9B | ||
| Q4 25 | $140.0M | $1.6B | ||
| Q3 25 | $1.0B | $1.6B | ||
| Q2 25 | $1.0B | $1.4B | ||
| Q1 25 | $1.0B | $1.8B | ||
| Q4 24 | $1.0B | $1.6B | ||
| Q3 24 | $1.0B | — | ||
| Q2 24 | $1.0B | $1.8B |
| Q1 26 | — | $3.8B | ||
| Q4 25 | $8.3B | $3.9B | ||
| Q3 25 | $8.6B | $3.8B | ||
| Q2 25 | $8.6B | $3.7B | ||
| Q1 25 | $8.6B | $3.6B | ||
| Q4 24 | $7.6B | $3.6B | ||
| Q3 24 | $7.5B | $3.5B | ||
| Q2 24 | $7.4B | $3.4B |
| Q1 26 | — | $7.1B | ||
| Q4 25 | $10.5B | $6.9B | ||
| Q3 25 | $10.8B | $6.8B | ||
| Q2 25 | $10.5B | $6.5B | ||
| Q1 25 | $10.4B | $6.7B | ||
| Q4 24 | $9.3B | $6.4B | ||
| Q3 24 | $9.1B | $6.5B | ||
| Q2 24 | $9.1B | $6.5B |
| Q1 26 | — | 0.51× | ||
| Q4 25 | 0.02× | 0.42× | ||
| Q3 25 | 0.12× | 0.42× | ||
| Q2 25 | 0.12× | 0.38× | ||
| Q1 25 | 0.12× | 0.51× | ||
| Q4 24 | 0.13× | 0.46× | ||
| Q3 24 | 0.13× | — | ||
| Q2 24 | 0.14× | 0.51× |
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 | — |
| Free Cash FlowOCF − Capex | $101.3M | $-85.7M |
| FCF MarginFCF / Revenue | 11.3% | -8.3% |
| Capex IntensityCapex / Revenue | 6.8% | 1.8% |
| Cash ConversionOCF / Net Profit | 3.49× | — |
| TTM Free Cash FlowTrailing 4 quarters | $123.0M | $716.0M |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $162.1M | $50.8M | ||
| Q3 25 | $68.2M | $196.3M | ||
| Q2 25 | $146.5M | $606.6M | ||
| Q1 25 | $53.2M | $-38.9M | ||
| Q4 24 | $94.6M | $86.5M | ||
| Q3 24 | $100.3M | $248.6M | ||
| Q2 24 | $58.1M | $539.2M |
| Q1 26 | — | $-85.7M | ||
| Q4 25 | $101.3M | $27.1M | ||
| Q3 25 | $-5.5M | $178.9M | ||
| Q2 25 | $27.7M | $595.7M | ||
| Q1 25 | $-500.0K | $-55.7M | ||
| Q4 24 | $25.2M | $63.8M | ||
| Q3 24 | $40.2M | $233.2M | ||
| Q2 24 | $-14.7M | $522.2M |
| Q1 26 | — | -8.3% | ||
| Q4 25 | 11.3% | 2.7% | ||
| Q3 25 | -0.7% | 17.5% | ||
| Q2 25 | 3.5% | 53.0% | ||
| Q1 25 | -0.1% | -5.5% | ||
| Q4 24 | 3.6% | 6.6% | ||
| Q3 24 | 5.8% | 23.5% | ||
| Q2 24 | -2.2% | 47.5% |
| Q1 26 | — | 1.8% | ||
| Q4 25 | 6.8% | 2.3% | ||
| Q3 25 | 8.8% | 1.7% | ||
| Q2 25 | 15.2% | 1.0% | ||
| Q1 25 | 7.3% | 1.7% | ||
| Q4 24 | 9.8% | 2.3% | ||
| Q3 24 | 8.7% | 1.6% | ||
| Q2 24 | 10.7% | 1.5% |
| Q1 26 | — | — | ||
| Q4 25 | 3.49× | 0.31× | ||
| Q3 25 | — | 1.07× | ||
| Q2 25 | 23.63× | 4.08× | ||
| Q1 25 | — | -0.25× | ||
| Q4 24 | 1.58× | 0.52× | ||
| Q3 24 | 1.89× | 1.78× | ||
| Q2 24 | 3.03× | 2.90× |
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% |
PNR
| Water Solutions | $391.0M | 38% |
| Pool | $387.1M | 37% |
| Flow | $258.1M | 25% |
