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Side-by-side financial comparison of ACM Research, Inc. (ACMR) and Energy Recovery, Inc. (ERII). Click either name above to swap in a different company.
ACM Research, Inc. is the larger business by last-quarter revenue ($244.4M vs $66.9M, roughly 3.7× Energy Recovery, Inc.). Energy Recovery, Inc. runs the higher net margin — 40.2% vs 3.3%, a 37.0% gap on every dollar of revenue. On growth, ACM Research, Inc. posted the faster year-over-year revenue change (9.4% vs -0.3%). ACM Research, Inc. produced more free cash flow last quarter ($20.1M vs $6.4M). Over the past eight quarters, Energy Recovery, Inc.'s revenue compounded faster (135.2% CAGR vs 26.7%).
ACM Research, Inc. is a leading global supplier of advanced processing equipment for the semiconductor manufacturing industry. It designs, develops and commercializes high-performance wet processing systems including wafer cleaning, electroplating and etching tools, which support production of advanced logic, memory and power semiconductor chips, serving chip manufacturers across Asia, North America and Europe.
Energy Recovery Inc. is an American manufacturer of energy recovery devices for water and CO2 refrigeration industries.
ACMR vs ERII — Head-to-Head
Income Statement — Q4 2025 vs Q4 2025
| Metric | | |
|---|---|---|
| Revenue | $244.4M | $66.9M |
| Net Profit | $8.0M | $26.9M |
| Gross Margin | 40.9% | 67.2% |
| Operating Margin | 9.4% | 46.8% |
| Net Margin | 3.3% | 40.2% |
| Revenue YoY | 9.4% | -0.3% |
| Net Profit YoY | -74.1% | 14.7% |
| EPS (diluted) | $0.11 | $0.49 |
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 | $244.4M | $66.9M | ||
| Q3 25 | $269.2M | $32.0M | ||
| Q2 25 | $215.4M | $28.1M | ||
| Q1 25 | $172.3M | $8.1M | ||
| Q4 24 | $223.5M | $67.1M | ||
| Q3 24 | $204.0M | $38.6M | ||
| Q2 24 | $202.5M | $27.2M | ||
| Q1 24 | $152.2M | $12.1M |
| Q4 25 | $8.0M | $26.9M | ||
| Q3 25 | $35.9M | $3.9M | ||
| Q2 25 | $29.8M | $2.1M | ||
| Q1 25 | $20.4M | $-9.9M | ||
| Q4 24 | $31.1M | $23.5M | ||
| Q3 24 | $30.9M | $8.5M | ||
| Q2 24 | $24.2M | $-642.0K | ||
| Q1 24 | $17.4M | $-8.3M |
| Q4 25 | 40.9% | 67.2% | ||
| Q3 25 | 42.0% | 64.2% | ||
| Q2 25 | 48.5% | 64.0% | ||
| Q1 25 | 47.9% | 55.3% | ||
| Q4 24 | 49.6% | 70.2% | ||
| Q3 24 | 51.4% | 65.1% | ||
| Q2 24 | 47.8% | 64.6% | ||
| Q1 24 | 52.0% | 59.0% |
| Q4 25 | 9.4% | 46.8% | ||
| Q3 25 | 10.7% | 11.4% | ||
| Q2 25 | 14.7% | 5.3% | ||
| Q1 25 | 15.0% | -155.8% | ||
| Q4 24 | 19.7% | 38.2% | ||
| Q3 24 | 21.7% | 18.3% | ||
| Q2 24 | 18.6% | -7.4% | ||
| Q1 24 | 16.6% | -90.4% |
| Q4 25 | 3.3% | 40.2% | ||
| Q3 25 | 13.3% | 12.1% | ||
| Q2 25 | 13.8% | 7.3% | ||
| Q1 25 | 11.8% | -122.5% | ||
| Q4 24 | 13.9% | 35.0% | ||
| Q3 24 | 15.2% | 22.0% | ||
| Q2 24 | 12.0% | -2.4% | ||
| Q1 24 | 11.5% | -68.3% |
| Q4 25 | $0.11 | $0.49 | ||
| Q3 25 | $0.52 | $0.07 | ||
| Q2 25 | $0.44 | $0.04 | ||
| Q1 25 | $0.30 | $-0.18 | ||
| Q4 24 | $0.47 | $0.40 | ||
| Q3 24 | $0.45 | $0.15 | ||
| Q2 24 | $0.35 | $-0.01 | ||
| Q1 24 | $0.26 | $-0.14 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $792.9M | $75.2M |
| Total DebtLower is stronger | $214.0M | — |
| Stockholders' EquityBook value | $1.5B | $206.2M |
| Total Assets | $2.9B | $231.5M |
| Debt / EquityLower = less leverage | 0.15× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $792.9M | $75.2M | ||
| Q3 25 | $1.1B | $70.4M | ||
| Q2 25 | $463.2M | $79.5M | ||
| Q1 25 | $475.6M | $83.5M | ||
| Q4 24 | $426.8M | $78.0M | ||
| Q3 24 | $353.8M | $118.6M | ||
| Q2 24 | $343.6M | $101.0M | ||
| Q1 24 | $230.0M | $117.4M |
| Q4 25 | $214.0M | — | ||
| Q3 25 | $242.0M | — | ||
| Q2 25 | $225.1M | — | ||
| Q1 25 | $202.5M | — | ||
| Q4 24 | $150.0M | — | ||
| Q3 24 | $150.0M | — | ||
| Q2 24 | $90.5M | — | ||
| Q1 24 | $60.0M | — |
| Q4 25 | $1.5B | $206.2M | ||
| Q3 25 | $1.4B | $180.8M | ||
| Q2 25 | $986.5M | $185.2M | ||
| Q1 25 | $949.1M | $198.1M | ||
| Q4 24 | $904.6M | $210.0M | ||
| Q3 24 | $888.2M | $233.9M | ||
| Q2 24 | $833.2M | $218.5M | ||
| Q1 24 | $796.2M | $216.0M |
| Q4 25 | $2.9B | $231.5M | ||
| Q3 25 | $2.8B | $209.6M | ||
| Q2 25 | $2.0B | $212.3M | ||
| Q1 25 | $1.9B | $225.4M | ||
| Q4 24 | $1.9B | $242.8M | ||
| Q3 24 | $1.8B | $262.7M | ||
| Q2 24 | $1.7B | $249.0M | ||
| Q1 24 | $1.6B | $244.3M |
| Q4 25 | 0.15× | — | ||
| Q3 25 | 0.17× | — | ||
| Q2 25 | 0.23× | — | ||
| Q1 25 | 0.21× | — | ||
| Q4 24 | 0.17× | — | ||
| Q3 24 | 0.17× | — | ||
| Q2 24 | 0.11× | — | ||
| Q1 24 | 0.08× | — |
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 | $33.9M | $7.1M |
| Free Cash FlowOCF − Capex | $20.1M | $6.4M |
| FCF MarginFCF / Revenue | 8.2% | 9.6% |
| Capex IntensityCapex / Revenue | 5.6% | 1.0% |
| Cash ConversionOCF / Net Profit | 4.21× | 0.26× |
| TTM Free Cash FlowTrailing 4 quarters | $-66.6M | $17.4M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $33.9M | $7.1M | ||
| Q3 25 | $-4.6M | $-3.1M | ||
| Q2 25 | $-44.9M | $4.1M | ||
| Q1 25 | $5.3M | $10.7M | ||
| Q4 24 | $88.6M | $9.0M | ||
| Q3 24 | $11.9M | $-3.0M | ||
| Q2 24 | $61.6M | $8.1M | ||
| Q1 24 | $-9.6M | $6.5M |
| Q4 25 | $20.1M | $6.4M | ||
| Q3 25 | $-15.6M | $-3.5M | ||
| Q2 25 | $-59.6M | $4.0M | ||
| Q1 25 | $-11.4M | $10.5M | ||
| Q4 24 | $77.2M | $8.9M | ||
| Q3 24 | $-20.6M | $-3.2M | ||
| Q2 24 | $48.5M | $7.9M | ||
| Q1 24 | $-35.1M | $5.7M |
| Q4 25 | 8.2% | 9.6% | ||
| Q3 25 | -5.8% | -10.9% | ||
| Q2 25 | -27.7% | 14.3% | ||
| Q1 25 | -6.6% | 130.0% | ||
| Q4 24 | 34.5% | 13.2% | ||
| Q3 24 | -10.1% | -8.2% | ||
| Q2 24 | 24.0% | 28.9% | ||
| Q1 24 | -23.0% | 46.9% |
| Q4 25 | 5.6% | 1.0% | ||
| Q3 25 | 4.1% | 1.1% | ||
| Q2 25 | 6.8% | 0.5% | ||
| Q1 25 | 9.7% | 2.4% | ||
| Q4 24 | 5.1% | 0.2% | ||
| Q3 24 | 16.0% | 0.4% | ||
| Q2 24 | 6.5% | 0.7% | ||
| Q1 24 | 16.7% | 6.8% |
| Q4 25 | 4.21× | 0.26× | ||
| Q3 25 | -0.13× | -0.81× | ||
| Q2 25 | -1.51× | 2.02× | ||
| Q1 25 | 0.26× | — | ||
| Q4 24 | 2.85× | 0.38× | ||
| Q3 24 | 0.39× | -0.35× | ||
| Q2 24 | 2.54× | — | ||
| Q1 24 | -0.55× | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
ACMR
| Total Single Wafer And Semi Critical Cleaning Equipment | $159.9M | 65% |
| ECP Front End And Packaging Furnace And Other Technologies | $64.1M | 26% |
| Advanced Packaging Exclude ECP Services Spares | $20.5M | 8% |
ERII
| Water Segment | $38.6M | 58% |
| Other | $11.0M | 16% |
| Original Equipment Manufacturer | $10.6M | 16% |
| Aftermarket | $6.6M | 10% |
