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Side-by-side financial comparison of Heartflow, Inc. (HTFL) and SmartStop Self Storage REIT, Inc. (SMA). Click either name above to swap in a different company.
SmartStop Self Storage REIT, Inc. is the larger business by last-quarter revenue ($78.4M vs $46.3M, roughly 1.7× Heartflow, Inc.). SmartStop Self Storage REIT, Inc. runs the higher net margin — 3.8% vs -109.9%, a 113.7% gap on every dollar of revenue.
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.
SmartStop Self Storage REIT, Inc. is a real estate investment trust focused on owning, operating, and acquiring high-quality self-storage properties. Its portfolio covers multiple U.S. states and Canadian provinces, offering secure, flexible storage solutions for residential customers storing personal belongings and commercial clients storing inventory or seasonal goods.
HTFL vs SMA — Head-to-Head
Income Statement — Q3 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $46.3M | $78.4M |
| Net Profit | $-50.9M | $3.0M |
| Gross Margin | 76.5% | 61.2% |
| Operating Margin | -32.6% | 24.0% |
| Net Margin | -109.9% | 3.8% |
| Revenue YoY | — | 29.4% |
| Net Profit YoY | — | 2080.0% |
| EPS (diluted) | $-1.04 | — |
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 | — | $78.4M | ||
| Q3 25 | $46.3M | $70.4M | ||
| Q2 25 | $43.4M | $66.8M | ||
| Q1 25 | — | $65.4M | ||
| Q4 24 | — | $60.6M | ||
| Q3 24 | — | $60.2M | ||
| Q2 24 | — | $59.2M | ||
| Q1 24 | — | $57.0M |
| Q4 25 | — | $3.0M | ||
| Q3 25 | $-50.9M | $5.2M | ||
| Q2 25 | $-9.2M | $-4.8M | ||
| Q1 25 | — | $-5.5M | ||
| Q4 24 | — | $-150.0K | ||
| Q3 24 | — | $-6.2M | ||
| Q2 24 | — | $-705.0K | ||
| Q1 24 | — | $-1.6M |
| Q4 25 | — | 61.2% | ||
| Q3 25 | 76.5% | 60.9% | ||
| Q2 25 | 75.5% | 59.3% | ||
| Q1 25 | — | 64.1% | ||
| Q4 24 | — | 66.3% | ||
| Q3 24 | — | 64.8% | ||
| Q2 24 | — | 66.4% | ||
| Q1 24 | — | 65.1% |
| Q4 25 | — | 24.0% | ||
| Q3 25 | -32.6% | 18.1% | ||
| Q2 25 | -31.6% | 15.4% | ||
| Q1 25 | — | 26.3% | ||
| Q4 24 | — | 29.4% | ||
| Q3 24 | — | 29.4% | ||
| Q2 24 | — | 29.9% | ||
| Q1 24 | — | 28.0% |
| Q4 25 | — | 3.8% | ||
| Q3 25 | -109.9% | 7.4% | ||
| Q2 25 | -21.2% | -7.2% | ||
| Q1 25 | — | -8.3% | ||
| Q4 24 | — | -0.2% | ||
| Q3 24 | — | -10.3% | ||
| Q2 24 | — | -1.2% | ||
| Q1 24 | — | -2.9% |
| Q4 25 | — | — | ||
| Q3 25 | $-1.04 | $0.09 | ||
| Q2 25 | $-1.46 | $-0.16 | ||
| Q1 25 | — | $-0.35 | ||
| Q4 24 | — | — | ||
| Q3 24 | — | $-0.26 | ||
| Q2 24 | — | $-0.16 | ||
| Q1 24 | — | $-0.20 |
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 | $54.2M |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $254.6M | $1.2B |
| Total Assets | $364.4M | $2.4B |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $54.2M | ||
| Q3 25 | $291.2M | $47.8M | ||
| Q2 25 | $80.2M | $37.7M | ||
| Q1 25 | — | $35.2M | ||
| Q4 24 | — | $23.1M | ||
| Q3 24 | — | $36.7M | ||
| Q2 24 | — | $34.7M | ||
| Q1 24 | — | $39.2M |
| Q4 25 | — | $1.2B | ||
| Q3 25 | $254.6M | $1.2B | ||
| Q2 25 | $-894.8M | $1.2B | ||
| Q1 25 | — | $303.0M | ||
| Q4 24 | — | $325.7M | ||
| Q3 24 | — | $343.9M | ||
| Q2 24 | — | $365.8M | ||
| Q1 24 | — | $384.8M |
| Q4 25 | — | $2.4B | ||
| Q3 25 | $364.4M | $2.4B | ||
| Q2 25 | $159.4M | $2.3B | ||
| Q1 25 | — | $2.1B | ||
| Q4 24 | — | $2.0B | ||
| Q3 24 | — | $1.9B | ||
| Q2 24 | — | $1.9B | ||
| Q1 24 | — | $1.9B |
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 | $85.0M |
| Free Cash FlowOCF − Capex | $-4.2M | — |
| FCF MarginFCF / Revenue | -9.1% | — |
| Capex IntensityCapex / Revenue | 2.7% | — |
| Cash ConversionOCF / Net Profit | — | 28.61× |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $85.0M | ||
| Q3 25 | $-3.0M | $52.1M | ||
| Q2 25 | $-40.5M | $8.0M | ||
| Q1 25 | — | $10.6M | ||
| Q4 24 | — | $64.0M | ||
| Q3 24 | — | $21.7M | ||
| Q2 24 | — | $17.3M | ||
| Q1 24 | — | $14.4M |
| Q4 25 | — | — | ||
| Q3 25 | $-4.2M | — | ||
| Q2 25 | $-42.4M | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
| Q4 25 | — | — | ||
| Q3 25 | -9.1% | — | ||
| Q2 25 | -97.6% | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
| Q4 25 | — | — | ||
| Q3 25 | 2.7% | — | ||
| Q2 25 | 4.4% | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
| Q4 25 | — | 28.61× | ||
| Q3 25 | — | 9.96× | ||
| 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
HTFL
Segment breakdown not available.
SMA
| Self Storage Rental Revenue | $62.0M | 79% |
| Other | $11.9M | 15% |
| Ancillary Operating Revenue | $2.9M | 4% |
| Asset Management1 | $1.7M | 2% |
