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Side-by-side financial comparison of Custom Truck One Source, Inc. (CTOS) and Select Water Solutions, Inc. (WTTR). Click either name above to swap in a different company.
Custom Truck One Source, Inc. is the larger business by last-quarter revenue ($422.2M vs $346.5M, roughly 1.2× Select Water Solutions, Inc.). Select Water Solutions, Inc. runs the higher net margin — -0.1% vs -4.2%, a 4.1% gap on every dollar of revenue. On growth, Select Water Solutions, Inc. posted the faster year-over-year revenue change (-0.7% vs -8.5%). Over the past eight quarters, Custom Truck One Source, Inc.'s revenue compounded faster (14.8% CAGR vs -2.8%).
Custom Truck One Source, Inc. is a leading provider of specialized heavy truck and equipment solutions in North America. It offers custom vehicle manufacturing, equipment sales and rentals, aftermarket parts, and maintenance services, serving core infrastructure, utility, construction, and energy industry segments.
Select Water Solutions, Inc. is a leading provider of end-to-end water management, fluid handling, and environmental sustainability services primarily catering to the North American onshore oil and gas exploration and production sector. Its core offerings include water sourcing, treatment, recycling, disposal, and chemical solutions to help clients cut operational costs and reduce environmental footprint.
CTOS vs WTTR — Head-to-Head
Income Statement — Q1 FY2026 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $422.2M | $346.5M |
| Net Profit | $-17.8M | $-346.0K |
| Gross Margin | 20.3% | 13.1% |
| Operating Margin | 2.9% | -0.1% |
| Net Margin | -4.2% | -0.1% |
| Revenue YoY | -8.5% | -0.7% |
| Net Profit YoY | -333.7% | 78.9% |
| EPS (diluted) | $-0.08 | — |
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 | $422.2M | — | ||
| Q4 25 | $387.3M | $346.5M | ||
| Q3 25 | $359.9M | $322.2M | ||
| Q2 25 | $392.2M | $364.2M | ||
| Q1 25 | $307.1M | $374.4M | ||
| Q4 24 | $398.3M | $349.0M | ||
| Q3 24 | $337.5M | $371.3M | ||
| Q2 24 | $320.6M | $365.1M |
| Q1 26 | $-17.8M | — | ||
| Q4 25 | $20.9M | $-346.0K | ||
| Q3 25 | $-5.8M | $2.7M | ||
| Q2 25 | $-28.4M | $10.6M | ||
| Q1 25 | $-17.8M | $8.2M | ||
| Q4 24 | $27.6M | $-1.6M | ||
| Q3 24 | $-17.4M | $15.8M | ||
| Q2 24 | $-24.5M | $12.9M |
| Q1 26 | 20.3% | — | ||
| Q4 25 | 31.8% | 13.1% | ||
| Q3 25 | 28.0% | 13.5% | ||
| Q2 25 | 26.1% | 15.9% | ||
| Q1 25 | 27.9% | 14.9% | ||
| Q4 24 | 29.7% | 12.7% | ||
| Q3 24 | 27.2% | 16.8% | ||
| Q2 24 | 27.8% | 16.5% |
| Q1 26 | 2.9% | — | ||
| Q4 25 | 13.4% | -0.1% | ||
| Q3 25 | 9.1% | -0.5% | ||
| Q2 25 | 7.1% | 4.2% | ||
| Q1 25 | 4.0% | 4.2% | ||
| Q4 24 | 16.9% | 0.7% | ||
| Q3 24 | 6.8% | 6.6% | ||
| Q2 24 | 5.5% | 5.6% |
| Q1 26 | -4.2% | — | ||
| Q4 25 | 5.4% | -0.1% | ||
| Q3 25 | -1.6% | 0.8% | ||
| Q2 25 | -7.2% | 2.9% | ||
| Q1 25 | -5.8% | 2.2% | ||
| Q4 24 | 6.9% | -0.5% | ||
| Q3 24 | -5.2% | 4.3% | ||
| Q2 24 | -7.6% | 3.5% |
| Q1 26 | $-0.08 | — | ||
| Q4 25 | $0.10 | — | ||
| Q3 25 | $-0.03 | — | ||
| Q2 25 | $-0.13 | — | ||
| Q1 25 | $-0.08 | — | ||
| Q4 24 | $0.11 | — | ||
| Q3 24 | $-0.07 | — | ||
| Q2 24 | $-0.10 | — |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $6.3M | $18.1M |
| Total DebtLower is stronger | $25.9M | $320.0M |
| Stockholders' EquityBook value | $809.1M | $805.6M |
| Total Assets | $3.4B | $1.6B |
| Debt / EquityLower = less leverage | 0.03× | 0.40× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $6.3M | — | ||
| Q4 25 | $6.3M | $18.1M | ||
| Q3 25 | $13.1M | $17.8M | ||
| Q2 25 | $5.3M | $51.2M | ||
| Q1 25 | $5.4M | $27.9M | ||
| Q4 24 | $3.8M | $20.0M | ||
| Q3 24 | $8.4M | $10.9M | ||
| Q2 24 | $8.1M | $16.4M |
| Q1 26 | $25.9M | — | ||
| Q4 25 | $1.6B | $320.0M | ||
| Q3 25 | $1.6B | $305.0M | ||
| Q2 25 | $1.6B | $275.0M | ||
| Q1 25 | $1.6B | $250.0M | ||
| Q4 24 | $1.5B | $85.0M | ||
| Q3 24 | $1.6B | $80.0M | ||
| Q2 24 | $1.5B | $90.0M |
| Q1 26 | $809.1M | — | ||
| Q4 25 | $809.1M | $805.6M | ||
| Q3 25 | $784.7M | $808.1M | ||
| Q2 25 | $790.1M | $799.3M | ||
| Q1 25 | $813.4M | $793.1M | ||
| Q4 24 | $861.3M | $793.5M | ||
| Q3 24 | $837.5M | $796.5M | ||
| Q2 24 | $856.7M | $782.0M |
| Q1 26 | $3.4B | — | ||
| Q4 25 | $3.4B | $1.6B | ||
| Q3 25 | $3.5B | $1.6B | ||
| Q2 25 | $3.6B | $1.5B | ||
| Q1 25 | $3.5B | $1.5B | ||
| Q4 24 | $3.5B | $1.4B | ||
| Q3 24 | $3.6B | $1.3B | ||
| Q2 24 | $3.5B | $1.3B |
| Q1 26 | 0.03× | — | ||
| Q4 25 | 2.03× | 0.40× | ||
| Q3 25 | 2.10× | 0.38× | ||
| Q2 25 | 2.04× | 0.34× | ||
| Q1 25 | 1.97× | 0.32× | ||
| Q4 24 | 1.77× | 0.11× | ||
| Q3 24 | 1.87× | 0.10× | ||
| Q2 24 | 1.79× | 0.12× |
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 | — | $65.5M |
| Free Cash FlowOCF − Capex | — | $-6.0M |
| FCF MarginFCF / Revenue | — | -1.7% |
| Capex IntensityCapex / Revenue | — | 20.6% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | — | $-79.9M |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $47.3M | $65.5M | ||
| Q3 25 | $81.5M | $71.7M | ||
| Q2 25 | $125.7M | $82.6M | ||
| Q1 25 | $55.6M | $-5.1M | ||
| Q4 24 | $82.1M | $67.8M | ||
| Q3 24 | $16.5M | $51.9M | ||
| Q2 24 | $37.8M | $83.1M |
| Q1 26 | — | — | ||
| Q4 25 | — | $-6.0M | ||
| Q3 25 | — | $-23.5M | ||
| Q2 25 | — | $3.2M | ||
| Q1 25 | — | $-53.5M | ||
| Q4 24 | — | $12.7M | ||
| Q3 24 | — | $16.7M | ||
| Q2 24 | — | $34.0M |
| Q1 26 | — | — | ||
| Q4 25 | — | -1.7% | ||
| Q3 25 | — | -7.3% | ||
| Q2 25 | — | 0.9% | ||
| Q1 25 | — | -14.3% | ||
| Q4 24 | — | 3.6% | ||
| Q3 24 | — | 4.5% | ||
| Q2 24 | — | 9.3% |
| Q1 26 | — | — | ||
| Q4 25 | — | 20.6% | ||
| Q3 25 | — | 29.6% | ||
| Q2 25 | — | 21.8% | ||
| Q1 25 | — | 12.9% | ||
| Q4 24 | — | 15.8% | ||
| Q3 24 | — | 9.5% | ||
| Q2 24 | — | 13.5% |
| Q1 26 | — | — | ||
| Q4 25 | 2.27× | — | ||
| Q3 25 | — | 26.72× | ||
| Q2 25 | — | 7.76× | ||
| Q1 25 | — | -0.61× | ||
| Q4 24 | 2.98× | — | ||
| Q3 24 | — | 3.29× | ||
| Q2 24 | — | 6.46× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
CTOS
| Equipment sales | $273.9M | 65% |
| Rental revenue | $116.3M | 28% |
| Parts sales and services | $32.1M | 8% |
WTTR
| Water Services | $178.3M | 51% |
| Marcellus Utica | $38.6M | 11% |
| Rockies | $38.3M | 11% |
| Eagle Ford | $28.2M | 8% |
| Midcon | $23.0M | 7% |
| Haynesville E.Texas | $19.1M | 6% |
| Bakken | $17.3M | 5% |
| Eliminations And Other Geographical Regions | $3.6M | 1% |
