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Side-by-side financial comparison of C3.ai, Inc. (AI) and Neuronetics, Inc. (STIM). Click either name above to swap in a different company.
C3.ai, Inc. is the larger business by last-quarter revenue ($75.1M vs $41.8M, roughly 1.8× Neuronetics, Inc.). Neuronetics, Inc. runs the higher net margin — -17.2% vs -139.3%, a 122.0% gap on every dollar of revenue. On growth, Neuronetics, Inc. posted the faster year-over-year revenue change (85.7% vs -20.3%). Neuronetics, Inc. produced more free cash flow last quarter ($692.0K vs $-46.9M). Over the past eight quarters, Neuronetics, Inc.'s revenue compounded faster (54.9% CAGR vs -2.1%).
C3.ai, Inc. is a leading enterprise artificial intelligence software provider that develops and delivers scalable AI applications, platform tools, and industry-specific solutions for clients across sectors including manufacturing, energy, financial services, healthcare and public sector. Its offerings help organizations optimize operations, reduce costs, mitigate risks, and realize data-driven decision making.
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.
AI vs STIM — Head-to-Head
Income Statement — Q2 FY2026 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $75.1M | $41.8M |
| Net Profit | $-104.7M | $-7.2M |
| Gross Margin | 40.4% | 52.0% |
| Operating Margin | -149.2% | -12.1% |
| Net Margin | -139.3% | -17.2% |
| Revenue YoY | -20.3% | 85.7% |
| Net Profit YoY | -58.7% | 43.2% |
| EPS (diluted) | $-0.75 | $-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 | $75.1M | $41.8M | ||
| Q3 25 | $70.3M | $37.3M | ||
| Q2 25 | $108.7M | $38.1M | ||
| Q1 25 | $98.8M | $32.0M | ||
| Q4 24 | $94.3M | $22.5M | ||
| Q3 24 | $87.2M | $18.5M | ||
| Q2 24 | $86.6M | $16.4M | ||
| Q1 24 | $78.4M | $17.4M |
| Q4 25 | $-104.7M | $-7.2M | ||
| Q3 25 | $-116.8M | $-9.0M | ||
| Q2 25 | $-79.7M | $-10.1M | ||
| Q1 25 | $-80.2M | $-12.7M | ||
| Q4 24 | $-66.0M | $-12.7M | ||
| Q3 24 | $-62.8M | $-13.3M | ||
| Q2 24 | $-72.9M | $-9.8M | ||
| Q1 24 | $-72.6M | $-7.9M |
| Q4 25 | 40.4% | 52.0% | ||
| Q3 25 | 37.6% | 45.9% | ||
| Q2 25 | 62.1% | 46.6% | ||
| Q1 25 | 59.1% | 49.2% | ||
| Q4 24 | 61.3% | 66.2% | ||
| Q3 24 | 59.8% | 75.6% | ||
| Q2 24 | 59.6% | 74.0% | ||
| Q1 24 | 57.8% | 75.1% |
| Q4 25 | -149.2% | -12.1% | ||
| Q3 25 | -177.7% | -19.6% | ||
| Q2 25 | -81.8% | -21.1% | ||
| Q1 25 | -88.7% | -34.4% | ||
| Q4 24 | -79.8% | -51.0% | ||
| Q3 24 | -83.2% | -41.7% | ||
| Q2 24 | -95.1% | -51.7% | ||
| Q1 24 | -105.3% | -39.4% |
| Q4 25 | -139.3% | -17.2% | ||
| Q3 25 | -166.2% | -24.3% | ||
| Q2 25 | -73.3% | -26.6% | ||
| Q1 25 | -81.2% | -39.6% | ||
| Q4 24 | -69.9% | -56.4% | ||
| Q3 24 | -72.0% | -72.0% | ||
| Q2 24 | -84.2% | -59.8% | ||
| Q1 24 | -92.6% | -45.2% |
| Q4 25 | $-0.75 | $-0.10 | ||
| Q3 25 | $-0.86 | $-0.13 | ||
| Q2 25 | $-0.60 | $-0.15 | ||
| Q1 25 | $-0.62 | $-0.21 | ||
| Q4 24 | $-0.52 | $-0.34 | ||
| Q3 24 | $-0.50 | $-0.44 | ||
| Q2 24 | $-0.59 | $-0.33 | ||
| Q1 24 | $-0.60 | $-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 | $675.0M | $28.1M |
| Total DebtLower is stronger | — | $65.8M |
| Stockholders' EquityBook value | $771.9M | $22.4M |
| Total Assets | $961.3M | $141.6M |
| Debt / EquityLower = less leverage | — | 2.94× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $675.0M | $28.1M | ||
| Q3 25 | $711.9M | $28.0M | ||
| Q2 25 | $742.7M | $11.0M | ||
| Q1 25 | $724.3M | $20.2M | ||
| Q4 24 | $730.4M | $18.5M | ||
| Q3 24 | $762.5M | $20.9M | ||
| Q2 24 | $750.4M | $42.6M | ||
| Q1 24 | $723.3M | $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 | $771.9M | $22.4M | ||
| Q3 25 | $798.8M | $27.4M | ||
| Q2 25 | $838.3M | $27.1M | ||
| Q1 25 | $860.2M | $35.5M | ||
| Q4 24 | $859.0M | $27.7M | ||
| Q3 24 | $874.9M | $9.4M | ||
| Q2 24 | $873.4M | $19.4M | ||
| Q1 24 | $898.0M | $27.7M |
| Q4 25 | $961.3M | $141.6M | ||
| Q3 25 | $968.7M | $145.5M | ||
| Q2 25 | $1.0B | $134.7M | ||
| Q1 25 | $1.1B | $142.0M | ||
| Q4 24 | $1.0B | $140.9M | ||
| Q3 24 | $1.1B | — | ||
| Q2 24 | $1.0B | $96.8M | ||
| Q1 24 | $1.1B | $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 | $-46.5M | $908.0K |
| Free Cash FlowOCF − Capex | $-46.9M | $692.0K |
| FCF MarginFCF / Revenue | -62.4% | 1.7% |
| Capex IntensityCapex / Revenue | 0.5% | 0.5% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $-93.2M | $-21.2M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-46.5M | $908.0K | ||
| Q3 25 | $-33.5M | $-785.0K | ||
| Q2 25 | $11.3M | $-3.5M | ||
| Q1 25 | $-22.0M | $-17.0M | ||
| Q4 24 | $-38.7M | $-8.6M | ||
| Q3 24 | $8.0M | $-5.4M | ||
| Q2 24 | $21.3M | $-5.0M | ||
| Q1 24 | $-39.1M | $-12.0M |
| Q4 25 | $-46.9M | $692.0K | ||
| Q3 25 | $-34.3M | $-899.0K | ||
| Q2 25 | $10.3M | $-3.8M | ||
| Q1 25 | $-22.4M | $-17.2M | ||
| Q4 24 | $-39.5M | $-8.7M | ||
| Q3 24 | $7.1M | $-5.8M | ||
| Q2 24 | $18.8M | $-5.6M | ||
| Q1 24 | $-45.1M | $-12.4M |
| Q4 25 | -62.4% | 1.7% | ||
| Q3 25 | -48.8% | -2.4% | ||
| Q2 25 | 9.5% | -9.9% | ||
| Q1 25 | -22.7% | -53.8% | ||
| Q4 24 | -41.9% | -38.6% | ||
| Q3 24 | 8.2% | -31.3% | ||
| Q2 24 | 21.7% | -34.0% | ||
| Q1 24 | -57.6% | -71.1% |
| Q4 25 | 0.5% | 0.5% | ||
| Q3 25 | 1.1% | 0.3% | ||
| Q2 25 | 0.9% | 0.7% | ||
| Q1 25 | 0.4% | 0.7% | ||
| Q4 24 | 0.9% | 0.4% | ||
| Q3 24 | 1.1% | 2.1% | ||
| Q2 24 | 2.9% | 3.7% | ||
| Q1 24 | 7.8% | 2.2% |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
AI
| License And Service | $70.2M | 93% |
| Professional Services | $4.9M | 7% |
STIM
Segment breakdown not available.
