vs
Side-by-side financial comparison of Energy Recovery, Inc. (ERII) and RING ENERGY, INC. (REI). Click either name above to swap in a different company.
RING ENERGY, INC. is the larger business by last-quarter revenue ($66.9M vs $66.9M, roughly 1.0× Energy Recovery, Inc.). On growth, Energy Recovery, Inc. posted the faster year-over-year revenue change (-0.3% vs -19.8%). Over the past eight quarters, Energy Recovery, Inc.'s revenue compounded faster (8.1% CAGR vs -15.9%).
Energy Recovery Inc. is an American manufacturer of energy recovery devices for water and CO2 refrigeration industries.
Siemens Energy AG is a German publicly traded energy corporation formed through the spin-off of the former Gas and Power division of Siemens, and it includes full ownership of Siemens Gamesa.
ERII vs REI — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $66.9M | $66.9M |
| Net Profit | $26.9M | — |
| Gross Margin | 67.2% | — |
| Operating Margin | 46.8% | -37.6% |
| Net Margin | 40.2% | — |
| Revenue YoY | -0.3% | -19.8% |
| Net Profit YoY | 14.7% | — |
| EPS (diluted) | $0.49 | $-0.07 |
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 | $66.9M | ||
| Q3 25 | $32.0M | $78.6M | ||
| Q2 25 | $28.1M | $82.6M | ||
| Q1 25 | — | $79.1M | ||
| Q4 24 | $67.1M | $83.4M | ||
| Q3 24 | $38.6M | $89.2M | ||
| Q2 24 | $27.2M | $99.1M | ||
| Q1 24 | $12.1M | $94.5M |
| Q4 25 | $26.9M | — | ||
| Q3 25 | $3.9M | $-51.6M | ||
| Q2 25 | $2.1M | $20.6M | ||
| Q1 25 | — | $9.1M | ||
| Q4 24 | $23.5M | — | ||
| Q3 24 | $8.5M | $33.9M | ||
| Q2 24 | $-642.0K | $22.4M | ||
| Q1 24 | $-8.3M | $5.5M |
| Q4 25 | 67.2% | — | ||
| Q3 25 | 64.2% | — | ||
| Q2 25 | 64.0% | — | ||
| Q1 25 | — | — | ||
| Q4 24 | 70.2% | — | ||
| Q3 24 | 65.1% | — | ||
| Q2 24 | 64.6% | — | ||
| Q1 24 | 59.0% | — |
| Q4 25 | 46.8% | -37.6% | ||
| Q3 25 | 11.4% | -70.0% | ||
| Q2 25 | 5.3% | 28.4% | ||
| Q1 25 | — | 28.3% | ||
| Q4 24 | 38.2% | 28.3% | ||
| Q3 24 | 18.3% | 33.4% | ||
| Q2 24 | -7.4% | 42.2% | ||
| Q1 24 | -90.4% | 39.8% |
| Q4 25 | 40.2% | — | ||
| Q3 25 | 12.1% | -65.7% | ||
| Q2 25 | 7.3% | 25.0% | ||
| Q1 25 | — | 11.5% | ||
| Q4 24 | 35.0% | — | ||
| Q3 24 | 22.0% | 38.0% | ||
| Q2 24 | -2.4% | 22.6% | ||
| Q1 24 | -68.3% | 5.8% |
| Q4 25 | $0.49 | $-0.07 | ||
| Q3 25 | $0.07 | $-0.25 | ||
| Q2 25 | $0.04 | $0.10 | ||
| Q1 25 | — | $0.05 | ||
| Q4 24 | $0.40 | $0.03 | ||
| Q3 24 | $0.15 | $0.17 | ||
| Q2 24 | $-0.01 | $0.11 | ||
| Q1 24 | $-0.14 | $0.03 |
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 | $902.9K |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $206.2M | $836.3M |
| Total Assets | $231.5M | $1.4B |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $75.2M | $902.9K | ||
| Q3 25 | $70.4M | $286.9K | ||
| Q2 25 | $79.5M | — | ||
| Q1 25 | — | $1.1M | ||
| Q4 24 | $78.0M | $1.9M | ||
| Q3 24 | $118.6M | — | ||
| Q2 24 | $101.0M | $1.2M | ||
| Q1 24 | $117.4M | $1.4M |
| Q4 25 | $206.2M | $836.3M | ||
| Q3 25 | $180.8M | $847.7M | ||
| Q2 25 | $185.2M | $897.9M | ||
| Q1 25 | — | $876.0M | ||
| Q4 24 | $210.0M | $858.6M | ||
| Q3 24 | $233.9M | $851.3M | ||
| Q2 24 | $218.5M | $817.4M | ||
| Q1 24 | $216.0M | $793.0M |
| Q4 25 | $231.5M | $1.4B | ||
| Q3 25 | $209.6M | $1.4B | ||
| Q2 25 | $212.3M | $1.5B | ||
| Q1 25 | — | $1.5B | ||
| Q4 24 | $242.8M | $1.4B | ||
| Q3 24 | $262.7M | $1.4B | ||
| Q2 24 | $249.0M | $1.4B | ||
| Q1 24 | $244.3M | $1.4B |
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 | $44.7M |
| Free Cash FlowOCF − Capex | $6.4M | — |
| FCF MarginFCF / Revenue | 9.6% | — |
| Capex IntensityCapex / Revenue | 1.0% | — |
| Cash ConversionOCF / Net Profit | 0.26× | — |
| TTM Free Cash FlowTrailing 4 quarters | $15.8M | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $7.1M | $44.7M | ||
| Q3 25 | $-3.1M | $44.5M | ||
| Q2 25 | $4.1M | $33.3M | ||
| Q1 25 | — | $28.4M | ||
| Q4 24 | $9.0M | $47.3M | ||
| Q3 24 | $-3.0M | $51.3M | ||
| Q2 24 | $8.1M | $50.6M | ||
| Q1 24 | $6.5M | $45.2M |
| Q4 25 | $6.4M | — | ||
| Q3 25 | $-3.5M | — | ||
| Q2 25 | $4.0M | — | ||
| Q1 25 | — | — | ||
| Q4 24 | $8.9M | — | ||
| Q3 24 | $-3.2M | — | ||
| Q2 24 | $7.9M | — | ||
| Q1 24 | $5.7M | — |
| Q4 25 | 9.6% | — | ||
| Q3 25 | -10.9% | — | ||
| Q2 25 | 14.3% | — | ||
| Q1 25 | — | — | ||
| Q4 24 | 13.2% | — | ||
| Q3 24 | -8.2% | — | ||
| Q2 24 | 28.9% | — | ||
| Q1 24 | 46.9% | — |
| Q4 25 | 1.0% | — | ||
| Q3 25 | 1.1% | — | ||
| Q2 25 | 0.5% | — | ||
| Q1 25 | — | — | ||
| Q4 24 | 0.2% | — | ||
| Q3 24 | 0.4% | — | ||
| Q2 24 | 0.7% | — | ||
| Q1 24 | 6.8% | — |
| Q4 25 | 0.26× | — | ||
| Q3 25 | -0.81× | — | ||
| Q2 25 | 2.02× | 1.61× | ||
| Q1 25 | — | 3.11× | ||
| Q4 24 | 0.38× | — | ||
| Q3 24 | -0.35× | 1.52× | ||
| Q2 24 | — | 2.26× | ||
| Q1 24 | — | 8.19× |
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% |
REI
Segment breakdown not available.
