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Side-by-side financial comparison of IonQ, Inc. (IONQ) and Neuronetics, Inc. (STIM). Click either name above to swap in a different company.
IonQ, Inc. is the larger business by last-quarter revenue ($61.9M vs $41.8M, roughly 1.5× Neuronetics, Inc.). IonQ, Inc. runs the higher net margin — 1217.8% vs -17.2%, a 1235.0% gap on every dollar of revenue. On growth, IonQ, Inc. posted the faster year-over-year revenue change (428.5% vs 85.7%). Neuronetics, Inc. produced more free cash flow last quarter ($692.0K vs $-83.3M).
IonQ, Inc. is an American quantum computing hardware and software company headquartered in College Park, Maryland. The company develops general-purpose trapped ion quantum computers and accompanying software to generate, optimize, and execute quantum circuits.
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.
IONQ vs STIM — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $61.9M | $41.8M |
| Net Profit | $753.7M | $-7.2M |
| Gross Margin | — | 52.0% |
| Operating Margin | -369.4% | -12.1% |
| Net Margin | 1217.8% | -17.2% |
| Revenue YoY | 428.5% | 85.7% |
| Net Profit YoY | 473.1% | 43.2% |
| EPS (diluted) | $2.60 | $-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 | $61.9M | $41.8M | ||
| Q3 25 | $39.9M | $37.3M | ||
| Q2 25 | $20.7M | $38.1M | ||
| Q1 25 | — | $32.0M | ||
| Q4 24 | $11.7M | $22.5M | ||
| Q3 24 | $12.4M | $18.5M | ||
| Q2 24 | $11.4M | $16.4M | ||
| Q1 24 | — | $17.4M |
| Q4 25 | $753.7M | $-7.2M | ||
| Q3 25 | $-1.1B | $-9.0M | ||
| Q2 25 | $-176.8M | $-10.1M | ||
| Q1 25 | — | $-12.7M | ||
| Q4 24 | $-202.0M | $-12.7M | ||
| Q3 24 | $-52.5M | $-13.3M | ||
| Q2 24 | $-37.6M | $-9.8M | ||
| Q1 24 | — | $-7.9M |
| Q4 25 | — | 52.0% | ||
| Q3 25 | — | 45.9% | ||
| Q2 25 | — | 46.6% | ||
| Q1 25 | — | 49.2% | ||
| Q4 24 | — | 66.2% | ||
| Q3 24 | — | 75.6% | ||
| Q2 24 | — | 74.0% | ||
| Q1 24 | — | 75.1% |
| Q4 25 | -369.4% | -12.1% | ||
| Q3 25 | -423.5% | -19.6% | ||
| Q2 25 | -776.0% | -21.1% | ||
| Q1 25 | — | -34.4% | ||
| Q4 24 | -661.9% | -51.0% | ||
| Q3 24 | -428.5% | -41.7% | ||
| Q2 24 | -430.0% | -51.7% | ||
| Q1 24 | — | -39.4% |
| Q4 25 | 1217.8% | -17.2% | ||
| Q3 25 | -2646.3% | -24.3% | ||
| Q2 25 | -854.5% | -26.6% | ||
| Q1 25 | — | -39.6% | ||
| Q4 24 | -1725.0% | -56.4% | ||
| Q3 24 | -423.4% | -72.0% | ||
| Q2 24 | -330.0% | -59.8% | ||
| Q1 24 | — | -45.2% |
| Q4 25 | $2.60 | $-0.10 | ||
| Q3 25 | $-3.58 | $-0.13 | ||
| Q2 25 | $-0.70 | $-0.15 | ||
| Q1 25 | — | $-0.21 | ||
| Q4 24 | $-0.95 | $-0.34 | ||
| Q3 24 | $-0.24 | $-0.44 | ||
| Q2 24 | $-0.18 | $-0.33 | ||
| Q1 24 | — | $-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 | $2.4B | $28.1M |
| Total DebtLower is stronger | — | $65.8M |
| Stockholders' EquityBook value | $3.8B | $22.4M |
| Total Assets | $6.6B | $141.6M |
| Debt / EquityLower = less leverage | — | 2.94× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $2.4B | $28.1M | ||
| Q3 25 | $1.1B | $28.0M | ||
| Q2 25 | $546.9M | $11.0M | ||
| Q1 25 | — | $20.2M | ||
| Q4 24 | $340.3M | $18.5M | ||
| Q3 24 | $365.7M | $20.9M | ||
| Q2 24 | $369.8M | $42.6M | ||
| Q1 24 | — | $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 | $3.8B | $22.4M | ||
| Q3 25 | $2.3B | $27.4M | ||
| Q2 25 | $1.2B | $27.1M | ||
| Q1 25 | — | $35.5M | ||
| Q4 24 | $383.9M | $27.7M | ||
| Q3 24 | $435.7M | $9.4M | ||
| Q2 24 | $463.3M | $19.4M | ||
| Q1 24 | — | $27.7M |
| Q4 25 | $6.6B | $141.6M | ||
| Q3 25 | $4.3B | $145.5M | ||
| Q2 25 | $1.3B | $134.7M | ||
| Q1 25 | — | $142.0M | ||
| Q4 24 | $508.4M | $140.9M | ||
| Q3 24 | $497.9M | — | ||
| Q2 24 | $517.4M | $96.8M | ||
| Q1 24 | — | $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 | $-74.5M | $908.0K |
| Free Cash FlowOCF − Capex | $-83.3M | $692.0K |
| FCF MarginFCF / Revenue | -134.6% | 1.7% |
| Capex IntensityCapex / Revenue | 14.2% | 0.5% |
| Cash ConversionOCF / Net Profit | -0.10× | — |
| TTM Free Cash FlowTrailing 4 quarters | $-307.3M | $-21.2M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-74.5M | $908.0K | ||
| Q3 25 | $-123.1M | $-785.0K | ||
| Q2 25 | $-52.6M | $-3.5M | ||
| Q1 25 | — | $-17.0M | ||
| Q4 24 | $-39.4M | $-8.6M | ||
| Q3 24 | $-19.2M | $-5.4M | ||
| Q2 24 | $-26.6M | $-5.0M | ||
| Q1 24 | — | $-12.0M |
| Q4 25 | $-83.3M | $692.0K | ||
| Q3 25 | $-127.2M | $-899.0K | ||
| Q2 25 | $-53.8M | $-3.8M | ||
| Q1 25 | — | $-17.2M | ||
| Q4 24 | $-43.0M | $-8.7M | ||
| Q3 24 | $-23.0M | $-5.8M | ||
| Q2 24 | $-34.1M | $-5.6M | ||
| Q1 24 | — | $-12.4M |
| Q4 25 | -134.6% | 1.7% | ||
| Q3 25 | -319.1% | -2.4% | ||
| Q2 25 | -259.8% | -9.9% | ||
| Q1 25 | — | -53.8% | ||
| Q4 24 | -367.4% | -38.6% | ||
| Q3 24 | -185.3% | -31.3% | ||
| Q2 24 | -299.3% | -34.0% | ||
| Q1 24 | — | -71.1% |
| Q4 25 | 14.2% | 0.5% | ||
| Q3 25 | 10.4% | 0.3% | ||
| Q2 25 | 5.8% | 0.7% | ||
| Q1 25 | — | 0.7% | ||
| Q4 24 | 30.7% | 0.4% | ||
| Q3 24 | 30.4% | 2.1% | ||
| Q2 24 | 65.8% | 3.7% | ||
| Q1 24 | — | 2.2% |
| Q4 25 | -0.10× | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
IONQ
| Other | $31.2M | 50% |
| Platform Consulting And Support Services | $30.7M | 50% |
STIM
Segment breakdown not available.
