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Side-by-side financial comparison of PLUG POWER INC (PLUG) and Select Water Solutions, Inc. (WTTR). Click either name above to swap in a different company.
Select Water Solutions, Inc. is the larger business by last-quarter revenue ($346.5M vs $225.2M, roughly 1.5× PLUG POWER INC). Select Water Solutions, Inc. runs the higher net margin — -0.1% vs -375.6%, a 375.5% gap on every dollar of revenue. On growth, PLUG POWER INC posted the faster year-over-year revenue change (17.6% vs -0.7%). Select Water Solutions, Inc. produced more free cash flow last quarter ($-6.0M vs $-153.0M). Over the past eight quarters, PLUG POWER INC's revenue compounded faster (36.8% CAGR vs -2.8%).
Plug Power Inc. is an American company engaged in the development of hydrogen fuel cell and electrolyzer systems that replace conventional batteries in equipment and vehicles powered by electricity. The company is headquartered in Slingerlands, New York, and has facilities in Spokane, Washington, and Rochester, New York.
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.
PLUG vs WTTR — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $225.2M | $346.5M |
| Net Profit | $-846.0M | $-346.0K |
| Gross Margin | 2.4% | 13.1% |
| Operating Margin | -338.9% | -0.1% |
| Net Margin | -375.6% | -0.1% |
| Revenue YoY | 17.6% | -0.7% |
| Net Profit YoY | 36.7% | 78.9% |
| EPS (diluted) | $-0.70 | — |
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 | $225.2M | $346.5M | ||
| Q3 25 | $177.1M | $322.2M | ||
| Q2 25 | $174.0M | $364.2M | ||
| Q1 25 | $133.7M | $374.4M | ||
| Q4 24 | $191.5M | $349.0M | ||
| Q3 24 | $173.7M | $371.3M | ||
| Q2 24 | $143.3M | $365.1M | ||
| Q1 24 | $120.3M | $366.5M |
| Q4 25 | $-846.0M | $-346.0K | ||
| Q3 25 | $-361.9M | $2.7M | ||
| Q2 25 | $-227.1M | $10.6M | ||
| Q1 25 | $-196.7M | $8.2M | ||
| Q4 24 | $-1.3B | $-1.6M | ||
| Q3 24 | $-211.2M | $15.8M | ||
| Q2 24 | $-262.3M | $12.9M | ||
| Q1 24 | $-295.8M | $3.6M |
| Q4 25 | 2.4% | 13.1% | ||
| Q3 25 | -67.9% | 13.5% | ||
| Q2 25 | -30.7% | 15.9% | ||
| Q1 25 | -55.3% | 14.9% | ||
| Q4 24 | -122.5% | 12.7% | ||
| Q3 24 | -57.6% | 16.8% | ||
| Q2 24 | -91.6% | 16.5% | ||
| Q1 24 | -132.3% | 14.4% |
| Q4 25 | -338.9% | -0.1% | ||
| Q3 25 | -197.0% | -0.5% | ||
| Q2 25 | -101.7% | 4.2% | ||
| Q1 25 | -133.5% | 4.2% | ||
| Q4 24 | -678.7% | 0.7% | ||
| Q3 24 | -124.4% | 6.6% | ||
| Q2 24 | -170.7% | 5.6% | ||
| Q1 24 | -215.7% | 1.9% |
| Q4 25 | -375.6% | -0.1% | ||
| Q3 25 | -204.4% | 0.8% | ||
| Q2 25 | -130.5% | 2.9% | ||
| Q1 25 | -147.1% | 2.2% | ||
| Q4 24 | -697.5% | -0.5% | ||
| Q3 24 | -121.5% | 4.3% | ||
| Q2 24 | -183.0% | 3.5% | ||
| Q1 24 | -245.9% | 1.0% |
| Q4 25 | $-0.70 | — | ||
| Q3 25 | $-0.31 | — | ||
| Q2 25 | $-0.20 | — | ||
| Q1 25 | $-0.21 | — | ||
| Q4 24 | $-1.61 | — | ||
| Q3 24 | $-0.25 | — | ||
| Q2 24 | $-0.36 | — | ||
| Q1 24 | $-0.46 | — |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $368.5M | $18.1M |
| Total DebtLower is stronger | — | $320.0M |
| Stockholders' EquityBook value | $978.1M | $805.6M |
| Total Assets | $2.6B | $1.6B |
| Debt / EquityLower = less leverage | — | 0.40× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $368.5M | $18.1M | ||
| Q3 25 | $165.9M | $17.8M | ||
| Q2 25 | $140.7M | $51.2M | ||
| Q1 25 | $295.8M | $27.9M | ||
| Q4 24 | $205.7M | $20.0M | ||
| Q3 24 | $93.9M | $10.9M | ||
| Q2 24 | $62.4M | $16.4M | ||
| Q1 24 | $172.9M | $12.8M |
| Q4 25 | — | $320.0M | ||
| Q3 25 | — | $305.0M | ||
| Q2 25 | — | $275.0M | ||
| Q1 25 | — | $250.0M | ||
| Q4 24 | — | $85.0M | ||
| Q3 24 | $3.9M | $80.0M | ||
| Q2 24 | $3.7M | $90.0M | ||
| Q1 24 | $3.8M | $75.0M |
| Q4 25 | $978.1M | $805.6M | ||
| Q3 25 | $1.4B | $808.1M | ||
| Q2 25 | $1.7B | $799.3M | ||
| Q1 25 | $1.9B | $793.1M | ||
| Q4 24 | $1.7B | $793.5M | ||
| Q3 24 | $3.0B | $796.5M | ||
| Q2 24 | $3.0B | $782.0M | ||
| Q1 24 | $2.9B | $770.0M |
| Q4 25 | $2.6B | $1.6B | ||
| Q3 25 | $3.1B | $1.6B | ||
| Q2 25 | $3.4B | $1.5B | ||
| Q1 25 | $3.6B | $1.5B | ||
| Q4 24 | $3.6B | $1.4B | ||
| Q3 24 | $4.7B | $1.3B | ||
| Q2 24 | $4.8B | $1.3B | ||
| Q1 24 | $4.8B | $1.3B |
| Q4 25 | — | 0.40× | ||
| Q3 25 | — | 0.38× | ||
| Q2 25 | — | 0.34× | ||
| Q1 25 | — | 0.32× | ||
| Q4 24 | — | 0.11× | ||
| Q3 24 | 0.00× | 0.10× | ||
| Q2 24 | 0.00× | 0.12× | ||
| Q1 24 | 0.00× | 0.10× |
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 | $-148.6M | $65.5M |
| Free Cash FlowOCF − Capex | $-153.0M | $-6.0M |
| FCF MarginFCF / Revenue | -67.9% | -1.7% |
| Capex IntensityCapex / Revenue | 1.9% | 20.6% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $-647.0M | $-79.9M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-148.6M | $65.5M | ||
| Q3 25 | $-89.8M | $71.7M | ||
| Q2 25 | $-191.8M | $82.6M | ||
| Q1 25 | $-105.6M | $-5.1M | ||
| Q4 24 | $-131.2M | $67.8M | ||
| Q3 24 | $-174.9M | $51.9M | ||
| Q2 24 | $-254.7M | $83.1M | ||
| Q1 24 | $-167.7M | $32.1M |
| Q4 25 | $-153.0M | $-6.0M | ||
| Q3 25 | $-117.5M | $-23.5M | ||
| Q2 25 | $-230.4M | $3.2M | ||
| Q1 25 | $-146.0M | $-53.5M | ||
| Q4 24 | $-165.2M | $12.7M | ||
| Q3 24 | $-234.2M | $16.7M | ||
| Q2 24 | $-356.0M | $34.0M | ||
| Q1 24 | $-260.3M | $-1.6M |
| Q4 25 | -67.9% | -1.7% | ||
| Q3 25 | -66.4% | -7.3% | ||
| Q2 25 | -132.5% | 0.9% | ||
| Q1 25 | -109.2% | -14.3% | ||
| Q4 24 | -86.3% | 3.6% | ||
| Q3 24 | -134.8% | 4.5% | ||
| Q2 24 | -248.4% | 9.3% | ||
| Q1 24 | -216.5% | -0.4% |
| Q4 25 | 1.9% | 20.6% | ||
| Q3 25 | 15.6% | 29.6% | ||
| Q2 25 | 22.2% | 21.8% | ||
| Q1 25 | 30.3% | 12.9% | ||
| Q4 24 | 17.7% | 15.8% | ||
| Q3 24 | 34.1% | 9.5% | ||
| Q2 24 | 70.7% | 13.5% | ||
| Q1 24 | 77.0% | 9.2% |
| Q4 25 | — | — | ||
| Q3 25 | — | 26.72× | ||
| Q2 25 | — | 7.76× | ||
| Q1 25 | — | -0.61× | ||
| Q4 24 | — | — | ||
| Q3 24 | — | 3.29× | ||
| Q2 24 | — | 6.46× | ||
| Q1 24 | — | 8.86× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
PLUG
| Sales Of Equipment And Related Infrastructure | $111.6M | 50% |
| Services Performed On Fuel Cell Systems And Related Infrastructure | $41.5M | 18% |
| Power Purchase Agreements | $36.1M | 16% |
| Sale Of Cryogenic Equipment | $20.0M | 9% |
| Sales Of Fuel Cell Systems | $11.2M | 5% |
| Other | $4.8M | 2% |
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% |
