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Side-by-side financial comparison of STEM, INC. (STEM) and Neuronetics, Inc. (STIM). Click either name above to swap in a different company.
STEM, INC. is the larger business by last-quarter revenue ($47.1M vs $41.8M, roughly 1.1× Neuronetics, Inc.). Neuronetics, Inc. runs the higher net margin — -17.2% vs -33.9%, a 16.6% gap on every dollar of revenue. On growth, Neuronetics, Inc. posted the faster year-over-year revenue change (85.7% vs -15.6%). Over the past eight quarters, Neuronetics, Inc.'s revenue compounded faster (54.9% CAGR vs 36.1%).
StemCells, Inc. is a public biopharmaceutical company headquartered in Newark, California, that is developing purified human neural stem cells (HuCNS-SCs) in the hopes of treating central nervous system disorders and paralysis. StemCells' HuCNS-SCs have the ability to differentiate into the three main types of cells found in the central nervous system: neurons, astrocytes and oligodendrocytes.
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.
STEM vs STIM — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $47.1M | $41.8M |
| Net Profit | $-16.0M | $-7.2M |
| Gross Margin | 48.9% | 52.0% |
| Operating Margin | -17.7% | -12.1% |
| Net Margin | -33.9% | -17.2% |
| Revenue YoY | -15.6% | 85.7% |
| Net Profit YoY | 68.8% | 43.2% |
| EPS (diluted) | $-4.40 | $-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 | $47.1M | $41.8M | ||
| Q3 25 | $38.2M | $37.3M | ||
| Q2 25 | $38.4M | $38.1M | ||
| Q1 25 | $32.5M | $32.0M | ||
| Q4 24 | $55.8M | $22.5M | ||
| Q3 24 | $29.3M | $18.5M | ||
| Q2 24 | $34.0M | $16.4M | ||
| Q1 24 | $25.5M | $17.4M |
| Q4 25 | $-16.0M | $-7.2M | ||
| Q3 25 | $-23.8M | $-9.0M | ||
| Q2 25 | $202.5M | $-10.1M | ||
| Q1 25 | $-25.0M | $-12.7M | ||
| Q4 24 | $-51.1M | $-12.7M | ||
| Q3 24 | $-148.3M | $-13.3M | ||
| Q2 24 | $-582.3M | $-9.8M | ||
| Q1 24 | $-72.3M | $-7.9M |
| Q4 25 | 48.9% | 52.0% | ||
| Q3 25 | 35.5% | 45.9% | ||
| Q2 25 | 33.4% | 46.6% | ||
| Q1 25 | 32.4% | 49.2% | ||
| Q4 24 | -4.4% | 66.2% | ||
| Q3 24 | 21.2% | 75.6% | ||
| Q2 24 | 27.6% | 74.0% | ||
| Q1 24 | -95.0% | 75.1% |
| Q4 25 | -17.7% | -12.1% | ||
| Q3 25 | -33.6% | -19.6% | ||
| Q2 25 | -34.8% | -21.1% | ||
| Q1 25 | -65.0% | -34.4% | ||
| Q4 24 | -84.4% | -51.0% | ||
| Q3 24 | -493.2% | -41.7% | ||
| Q2 24 | -1705.5% | -51.7% | ||
| Q1 24 | -267.0% | -39.4% |
| Q4 25 | -33.9% | -17.2% | ||
| Q3 25 | -62.2% | -24.3% | ||
| Q2 25 | 527.8% | -26.6% | ||
| Q1 25 | -76.9% | -39.6% | ||
| Q4 24 | -91.6% | -56.4% | ||
| Q3 24 | -506.3% | -72.0% | ||
| Q2 24 | -1712.6% | -59.8% | ||
| Q1 24 | -283.9% | -45.2% |
| Q4 25 | $-4.40 | $-0.10 | ||
| Q3 25 | $-2.84 | $-0.13 | ||
| Q2 25 | $-1.79 | $-0.15 | ||
| Q1 25 | $-0.15 | $-0.21 | ||
| Q4 24 | $-15.29 | $-0.34 | ||
| Q3 24 | $-18.24 | $-0.44 | ||
| Q2 24 | $-71.81 | $-0.33 | ||
| Q1 24 | $-0.46 | $-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 | $48.9M | $28.1M |
| Total DebtLower is stronger | — | $65.8M |
| Stockholders' EquityBook value | $-249.4M | $22.4M |
| Total Assets | $308.9M | $141.6M |
| Debt / EquityLower = less leverage | — | 2.94× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $48.9M | $28.1M | ||
| Q3 25 | $43.1M | $28.0M | ||
| Q2 25 | $40.8M | $11.0M | ||
| Q1 25 | $58.6M | $20.2M | ||
| Q4 24 | $56.3M | $18.5M | ||
| Q3 24 | $75.4M | $20.9M | ||
| Q2 24 | $89.6M | $42.6M | ||
| Q1 24 | $112.8M | $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 | $-249.4M | $22.4M | ||
| Q3 25 | $-235.7M | $27.4M | ||
| Q2 25 | $-214.1M | $27.1M | ||
| Q1 25 | $-417.5M | $35.5M | ||
| Q4 24 | $-398.4M | $27.7M | ||
| Q3 24 | $-344.1M | $9.4M | ||
| Q2 24 | $-203.2M | $19.4M | ||
| Q1 24 | $371.6M | $27.7M |
| Q4 25 | $308.9M | $141.6M | ||
| Q3 25 | $362.6M | $145.5M | ||
| Q2 25 | $379.2M | $134.7M | ||
| Q1 25 | $405.1M | $142.0M | ||
| Q4 24 | $437.4M | $140.9M | ||
| Q3 24 | $537.8M | — | ||
| Q2 24 | $691.5M | $96.8M | ||
| Q1 24 | $1.3B | $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 | $8.2M | $908.0K |
| Free Cash FlowOCF − Capex | — | $692.0K |
| FCF MarginFCF / Revenue | — | 1.7% |
| Capex IntensityCapex / Revenue | — | 0.5% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | — | $-21.2M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $8.2M | $908.0K | ||
| Q3 25 | $11.4M | $-785.0K | ||
| Q2 25 | $-21.3M | $-3.5M | ||
| Q1 25 | $8.5M | $-17.0M | ||
| Q4 24 | $-14.7M | $-8.6M | ||
| Q3 24 | $-9.4M | $-5.4M | ||
| Q2 24 | $-11.9M | $-5.0M | ||
| Q1 24 | $-621.0K | $-12.0M |
| Q4 25 | — | $692.0K | ||
| Q3 25 | — | $-899.0K | ||
| Q2 25 | — | $-3.8M | ||
| Q1 25 | — | $-17.2M | ||
| Q4 24 | — | $-8.7M | ||
| Q3 24 | — | $-5.8M | ||
| Q2 24 | — | $-5.6M | ||
| Q1 24 | — | $-12.4M |
| Q4 25 | — | 1.7% | ||
| Q3 25 | — | -2.4% | ||
| Q2 25 | — | -9.9% | ||
| Q1 25 | — | -53.8% | ||
| Q4 24 | — | -38.6% | ||
| Q3 24 | — | -31.3% | ||
| Q2 24 | — | -34.0% | ||
| Q1 24 | — | -71.1% |
| Q4 25 | — | 0.5% | ||
| Q3 25 | — | 0.3% | ||
| Q2 25 | — | 0.7% | ||
| Q1 25 | — | 0.7% | ||
| Q4 24 | — | 0.4% | ||
| Q3 24 | — | 2.1% | ||
| Q2 24 | — | 3.7% | ||
| Q1 24 | — | 2.2% |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | -0.11× | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
