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Side-by-side financial comparison of Energy Recovery, Inc. (ERII) and Neuronetics, Inc. (STIM). Click either name above to swap in a different company.
Energy Recovery, Inc. is the larger business by last-quarter revenue ($66.9M vs $41.8M, roughly 1.6× Neuronetics, Inc.). Energy Recovery, Inc. runs the higher net margin — 40.2% vs -17.2%, a 57.5% gap on every dollar of revenue. On growth, Neuronetics, Inc. posted the faster year-over-year revenue change (85.7% vs -0.3%). Energy Recovery, Inc. produced more free cash flow last quarter ($6.4M vs $692.0K). Over the past eight quarters, Neuronetics, Inc.'s revenue compounded faster (54.9% CAGR vs 8.1%).
Energy Recovery Inc. is an American manufacturer of energy recovery devices for water and CO2 refrigeration industries.
Neuronetics is a Malvern, PA based, publicly traded company incorporated in Delaware in April 2003, that develops non-invasive treatments for psychiatric disorders that have shown resistance or lack of improvement using traditional medicine. The treatments are based upon neuromodulation technology.
ERII vs STIM — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $66.9M | $41.8M |
| Net Profit | $26.9M | $-7.2M |
| Gross Margin | 67.2% | 52.0% |
| Operating Margin | 46.8% | -12.1% |
| Net Margin | 40.2% | -17.2% |
| Revenue YoY | -0.3% | 85.7% |
| Net Profit YoY | 14.7% | 43.2% |
| EPS (diluted) | $0.49 | $-0.10 |
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 | $66.9M | $41.8M | ||
| Q3 25 | $32.0M | $37.3M | ||
| Q2 25 | $28.1M | $38.1M | ||
| Q1 25 | — | $32.0M | ||
| Q4 24 | $67.1M | $22.5M | ||
| Q3 24 | $38.6M | $18.5M | ||
| Q2 24 | $27.2M | $16.4M | ||
| Q1 24 | $12.1M | $17.4M |
| Q4 25 | $26.9M | $-7.2M | ||
| Q3 25 | $3.9M | $-9.0M | ||
| Q2 25 | $2.1M | $-10.1M | ||
| Q1 25 | — | $-12.7M | ||
| Q4 24 | $23.5M | $-12.7M | ||
| Q3 24 | $8.5M | $-13.3M | ||
| Q2 24 | $-642.0K | $-9.8M | ||
| Q1 24 | $-8.3M | $-7.9M |
| Q4 25 | 67.2% | 52.0% | ||
| Q3 25 | 64.2% | 45.9% | ||
| Q2 25 | 64.0% | 46.6% | ||
| Q1 25 | — | 49.2% | ||
| Q4 24 | 70.2% | 66.2% | ||
| Q3 24 | 65.1% | 75.6% | ||
| Q2 24 | 64.6% | 74.0% | ||
| Q1 24 | 59.0% | 75.1% |
| Q4 25 | 46.8% | -12.1% | ||
| Q3 25 | 11.4% | -19.6% | ||
| Q2 25 | 5.3% | -21.1% | ||
| Q1 25 | — | -34.4% | ||
| Q4 24 | 38.2% | -51.0% | ||
| Q3 24 | 18.3% | -41.7% | ||
| Q2 24 | -7.4% | -51.7% | ||
| Q1 24 | -90.4% | -39.4% |
| Q4 25 | 40.2% | -17.2% | ||
| Q3 25 | 12.1% | -24.3% | ||
| Q2 25 | 7.3% | -26.6% | ||
| Q1 25 | — | -39.6% | ||
| Q4 24 | 35.0% | -56.4% | ||
| Q3 24 | 22.0% | -72.0% | ||
| Q2 24 | -2.4% | -59.8% | ||
| Q1 24 | -68.3% | -45.2% |
| Q4 25 | $0.49 | $-0.10 | ||
| Q3 25 | $0.07 | $-0.13 | ||
| Q2 25 | $0.04 | $-0.15 | ||
| Q1 25 | — | $-0.21 | ||
| Q4 24 | $0.40 | $-0.34 | ||
| Q3 24 | $0.15 | $-0.44 | ||
| Q2 24 | $-0.01 | $-0.33 | ||
| Q1 24 | $-0.14 | $-0.27 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $75.2M | $28.1M |
| Total DebtLower is stronger | — | $65.8M |
| Stockholders' EquityBook value | $206.2M | $22.4M |
| Total Assets | $231.5M | $141.6M |
| Debt / EquityLower = less leverage | — | 2.94× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $75.2M | $28.1M | ||
| Q3 25 | $70.4M | $28.0M | ||
| Q2 25 | $79.5M | $11.0M | ||
| Q1 25 | — | $20.2M | ||
| Q4 24 | $78.0M | $18.5M | ||
| Q3 24 | $118.6M | $20.9M | ||
| Q2 24 | $101.0M | $42.6M | ||
| Q1 24 | $117.4M | $47.7M |
| Q4 25 | — | $65.8M | ||
| Q3 25 | — | $65.7M | ||
| Q2 25 | — | $55.5M | ||
| Q1 25 | — | $55.3M | ||
| Q4 24 | — | $55.2M | ||
| Q3 24 | — | $46.0M | ||
| Q2 24 | — | $59.8M | ||
| Q1 24 | — | $59.4M |
| Q4 25 | $206.2M | $22.4M | ||
| Q3 25 | $180.8M | $27.4M | ||
| Q2 25 | $185.2M | $27.1M | ||
| Q1 25 | — | $35.5M | ||
| Q4 24 | $210.0M | $27.7M | ||
| Q3 24 | $233.9M | $9.4M | ||
| Q2 24 | $218.5M | $19.4M | ||
| Q1 24 | $216.0M | $27.7M |
| Q4 25 | $231.5M | $141.6M | ||
| Q3 25 | $209.6M | $145.5M | ||
| Q2 25 | $212.3M | $134.7M | ||
| Q1 25 | — | $142.0M | ||
| Q4 24 | $242.8M | $140.9M | ||
| Q3 24 | $262.7M | — | ||
| Q2 24 | $249.0M | $96.8M | ||
| Q1 24 | $244.3M | $103.8M |
| Q4 25 | — | 2.94× | ||
| Q3 25 | — | 2.40× | ||
| Q2 25 | — | 2.05× | ||
| Q1 25 | — | 1.56× | ||
| Q4 24 | — | 1.99× | ||
| Q3 24 | — | 4.90× | ||
| Q2 24 | — | 3.08× | ||
| Q1 24 | — | 2.15× |
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 | $7.1M | $908.0K |
| Free Cash FlowOCF − Capex | $6.4M | $692.0K |
| FCF MarginFCF / Revenue | 9.6% | 1.7% |
| Capex IntensityCapex / Revenue | 1.0% | 0.5% |
| Cash ConversionOCF / Net Profit | 0.26× | — |
| TTM Free Cash FlowTrailing 4 quarters | $15.8M | $-21.2M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $7.1M | $908.0K | ||
| Q3 25 | $-3.1M | $-785.0K | ||
| Q2 25 | $4.1M | $-3.5M | ||
| Q1 25 | — | $-17.0M | ||
| Q4 24 | $9.0M | $-8.6M | ||
| Q3 24 | $-3.0M | $-5.4M | ||
| Q2 24 | $8.1M | $-5.0M | ||
| Q1 24 | $6.5M | $-12.0M |
| Q4 25 | $6.4M | $692.0K | ||
| Q3 25 | $-3.5M | $-899.0K | ||
| Q2 25 | $4.0M | $-3.8M | ||
| Q1 25 | — | $-17.2M | ||
| Q4 24 | $8.9M | $-8.7M | ||
| Q3 24 | $-3.2M | $-5.8M | ||
| Q2 24 | $7.9M | $-5.6M | ||
| Q1 24 | $5.7M | $-12.4M |
| Q4 25 | 9.6% | 1.7% | ||
| Q3 25 | -10.9% | -2.4% | ||
| Q2 25 | 14.3% | -9.9% | ||
| Q1 25 | — | -53.8% | ||
| Q4 24 | 13.2% | -38.6% | ||
| Q3 24 | -8.2% | -31.3% | ||
| Q2 24 | 28.9% | -34.0% | ||
| Q1 24 | 46.9% | -71.1% |
| Q4 25 | 1.0% | 0.5% | ||
| Q3 25 | 1.1% | 0.3% | ||
| Q2 25 | 0.5% | 0.7% | ||
| Q1 25 | — | 0.7% | ||
| Q4 24 | 0.2% | 0.4% | ||
| Q3 24 | 0.4% | 2.1% | ||
| Q2 24 | 0.7% | 3.7% | ||
| Q1 24 | 6.8% | 2.2% |
| Q4 25 | 0.26× | — | ||
| Q3 25 | -0.81× | — | ||
| Q2 25 | 2.02× | — | ||
| Q1 25 | — | — | ||
| Q4 24 | 0.38× | — | ||
| Q3 24 | -0.35× | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
ERII
| Water Segment | $38.6M | 58% |
| Other | $11.0M | 16% |
| Original Equipment Manufacturer | $10.6M | 16% |
| Aftermarket | $6.6M | 10% |
STIM
Segment breakdown not available.
