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Side-by-side financial comparison of Heartflow, Inc. (HTFL) and MainStreet Bancshares, Inc. (MNSB). Click either name above to swap in a different company.
Heartflow, Inc. is the larger business by last-quarter revenue ($46.3M vs $32.8M, roughly 1.4× MainStreet Bancshares, Inc.). MainStreet Bancshares, Inc. produced more free cash flow last quarter ($10.6M vs $-4.2M).
HeartFlow, Inc. develops non-invasive cardiovascular diagnostic solutions for global healthcare providers. Its core product uses CT scan data to build 3D coronary artery models, assess blood flow to detect blockages, and support clinicians in making personalized heart disease treatment decisions without invasive procedures.
MainStreet Bancshares, Inc. is a US-based bank holding company that provides comprehensive retail and commercial banking services, including deposit products, personal and business loans, mortgage lending, and wealth management solutions. It primarily serves individual consumers, small and medium-sized enterprises, and local community customers through its regional branch network.
HTFL vs MNSB — Head-to-Head
Income Statement — Q3 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $46.3M | $32.8M |
| Net Profit | $-50.9M | — |
| Gross Margin | 76.5% | 55.1% |
| Operating Margin | -32.6% | 14.9% |
| Net Margin | -109.9% | — |
| Revenue YoY | — | -8.8% |
| Net Profit YoY | — | — |
| EPS (diluted) | $-1.04 | $0.46 |
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 | — | $32.8M | ||
| Q3 25 | $46.3M | $33.6M | ||
| Q2 25 | $43.4M | $35.4M | ||
| Q1 25 | — | $33.9M | ||
| Q4 24 | — | $35.9M | ||
| Q3 24 | — | $34.5M | ||
| Q2 24 | — | $34.2M | ||
| Q1 24 | — | $33.3M |
| Q4 25 | — | — | ||
| Q3 25 | $-50.9M | $4.5M | ||
| Q2 25 | $-9.2M | $4.6M | ||
| Q1 25 | — | $2.5M | ||
| Q4 24 | — | — | ||
| Q3 24 | — | $265.0K | ||
| Q2 24 | — | $2.6M | ||
| Q1 24 | — | $3.3M |
| Q4 25 | — | 55.1% | ||
| Q3 25 | 76.5% | 54.3% | ||
| Q2 25 | 75.5% | 56.2% | ||
| Q1 25 | — | 51.5% | ||
| Q4 24 | — | 46.9% | ||
| Q3 24 | — | 47.1% | ||
| Q2 24 | — | 47.7% | ||
| Q1 24 | — | 49.4% |
| Q4 25 | — | 14.9% | ||
| Q3 25 | -32.6% | 16.1% | ||
| Q2 25 | -31.6% | 16.0% | ||
| Q1 25 | — | 9.2% | ||
| Q4 24 | — | -4373.3% | ||
| Q3 24 | — | 0.3% | ||
| Q2 24 | — | 8.4% | ||
| Q1 24 | — | 12.4% |
| Q4 25 | — | — | ||
| Q3 25 | -109.9% | 13.4% | ||
| Q2 25 | -21.2% | 13.0% | ||
| Q1 25 | — | 7.2% | ||
| Q4 24 | — | — | ||
| Q3 24 | — | 0.8% | ||
| Q2 24 | — | 7.7% | ||
| Q1 24 | — | 9.9% |
| Q4 25 | — | $0.46 | ||
| Q3 25 | $-1.04 | $0.52 | ||
| Q2 25 | $-1.46 | $0.53 | ||
| Q1 25 | — | $0.25 | ||
| Q4 24 | — | $-2.19 | ||
| Q3 24 | — | $-0.04 | ||
| Q2 24 | — | $0.27 | ||
| Q1 24 | — | $0.36 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $291.2M | — |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $254.6M | $218.6M |
| Total Assets | $364.4M | $2.2B |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | — | ||
| Q3 25 | $291.2M | — | ||
| Q2 25 | $80.2M | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
| Q4 25 | — | $218.6M | ||
| Q3 25 | $254.6M | $218.4M | ||
| Q2 25 | $-894.8M | $213.5M | ||
| Q1 25 | — | $209.6M | ||
| Q4 24 | — | $208.0M | ||
| Q3 24 | — | $226.1M | ||
| Q2 24 | — | $224.7M | ||
| Q1 24 | — | $223.1M |
| Q4 25 | — | $2.2B | ||
| Q3 25 | $364.4M | $2.1B | ||
| Q2 25 | $159.4M | $2.1B | ||
| Q1 25 | — | $2.2B | ||
| Q4 24 | — | $2.2B | ||
| Q3 24 | — | $2.2B | ||
| Q2 24 | — | $2.1B | ||
| Q1 24 | — | $2.1B |
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 | $-3.0M | $14.8M |
| Free Cash FlowOCF − Capex | $-4.2M | $10.6M |
| FCF MarginFCF / Revenue | -9.1% | 32.5% |
| Capex IntensityCapex / Revenue | 2.7% | 12.7% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | — | $14.9M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $14.8M | ||
| Q3 25 | $-3.0M | $5.6M | ||
| Q2 25 | $-40.5M | $1.2M | ||
| Q1 25 | — | $1.5M | ||
| Q4 24 | — | $14.7M | ||
| Q3 24 | — | $4.5M | ||
| Q2 24 | — | $1.2M | ||
| Q1 24 | — | $3.6M |
| Q4 25 | — | $10.6M | ||
| Q3 25 | $-4.2M | $5.5M | ||
| Q2 25 | $-42.4M | $-2.6M | ||
| Q1 25 | — | $1.4M | ||
| Q4 24 | — | $13.8M | ||
| Q3 24 | — | $4.3M | ||
| Q2 24 | — | $1.1M | ||
| Q1 24 | — | $3.0M |
| Q4 25 | — | 32.5% | ||
| Q3 25 | -9.1% | 16.2% | ||
| Q2 25 | -97.6% | -7.4% | ||
| Q1 25 | — | 4.1% | ||
| Q4 24 | — | 38.5% | ||
| Q3 24 | — | 12.5% | ||
| Q2 24 | — | 3.1% | ||
| Q1 24 | — | 9.1% |
| Q4 25 | — | 12.7% | ||
| Q3 25 | 2.7% | 0.4% | ||
| Q2 25 | 4.4% | 10.8% | ||
| Q1 25 | — | 0.2% | ||
| Q4 24 | — | 2.5% | ||
| Q3 24 | — | 0.5% | ||
| Q2 24 | — | 0.3% | ||
| Q1 24 | — | 1.8% |
| Q4 25 | — | — | ||
| Q3 25 | — | 1.24× | ||
| Q2 25 | — | 0.26× | ||
| Q1 25 | — | 0.59× | ||
| Q4 24 | — | — | ||
| Q3 24 | — | 16.87× | ||
| Q2 24 | — | 0.45× | ||
| Q1 24 | — | 1.10× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
