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Side-by-side financial comparison of PureTech Health plc (PRTC) and Rallybio Corp (RLYB). Click either name above to swap in a different company.
Rallybio Corp is the larger business by last-quarter revenue ($222.0K vs $180.0K, roughly 1.2× PureTech Health plc). Rallybio Corp runs the higher net margin — -2636.0% vs -22820.6%, a 20184.5% gap on every dollar of revenue.
PureTech Health plcPRTCEarnings & Financial Report
PureTech Health is an American biotechnology company which develops medicines to combat serious diseases. It is listed on the London Stock Exchange.
Rallybio Corp is a clinical-stage biotechnology company dedicated to developing transformative therapies for patients with severe, rare diseases with high unmet medical needs. Its core development pipeline targets hematologic disorders, fetal and neonatal hemolytic disease, and complement-mediated conditions, serving patient populations primarily in North America and Europe.
PRTC vs RLYB — Head-to-Head
Income Statement — Q4 FY2023 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $180.0K | $222.0K |
| Net Profit | $-41.1M | $-5.9M |
| Gross Margin | — | — |
| Operating Margin | -38908.9% | -2888.3% |
| Net Margin | -22820.6% | -2636.0% |
| Revenue YoY | — | 484.2% |
| Net Profit YoY | — | 47.0% |
| EPS (diluted) | $-0.15 | $-1.52 |
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 | — | $222.0K | ||
| Q3 25 | — | $212.0K | ||
| Q2 25 | — | $212.0K | ||
| Q1 25 | — | $212.0K | ||
| Q4 24 | — | $38.0K | ||
| Q3 24 | — | $299.0K | ||
| Q2 24 | — | $299.0K | ||
| Q1 24 | — | $0 |
| Q4 25 | — | $-5.9M | ||
| Q3 25 | — | $16.0M | ||
| Q2 25 | — | $-9.7M | ||
| Q1 25 | — | $-9.4M | ||
| Q4 24 | — | $-11.0M | ||
| Q3 24 | — | $-11.5M | ||
| Q2 24 | — | $-16.2M | ||
| Q1 24 | — | $-19.0M |
| Q4 25 | — | -2888.3% | ||
| Q3 25 | — | -3266.5% | ||
| Q2 25 | — | -4743.9% | ||
| Q1 25 | — | -4561.3% | ||
| Q4 24 | — | -30547.4% | ||
| Q3 24 | — | -4035.5% | ||
| Q2 24 | — | -5697.3% | ||
| Q1 24 | — | — |
| Q4 25 | — | -2636.0% | ||
| Q3 25 | — | 7554.7% | ||
| Q2 25 | — | -4576.9% | ||
| Q1 25 | — | -4452.4% | ||
| Q4 24 | — | -29063.2% | ||
| Q3 24 | — | -3834.8% | ||
| Q2 24 | — | -5430.1% | ||
| Q1 24 | — | — |
| Q4 25 | — | $-1.52 | ||
| Q3 25 | — | $0.36 | ||
| Q2 25 | — | $-0.22 | ||
| Q1 25 | — | $-0.21 | ||
| Q4 24 | — | $-9.51 | ||
| Q3 24 | — | $-0.26 | ||
| Q2 24 | — | $-0.37 | ||
| Q1 24 | — | $-0.47 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $191.1M | $54.7M |
| Total DebtLower is stronger | $0 | — |
| Stockholders' EquityBook value | $458.2M | $58.0M |
| Total Assets | $694.0M | $62.3M |
| Debt / EquityLower = less leverage | 0.00× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $54.7M | ||
| Q3 25 | — | $59.3M | ||
| Q2 25 | — | $45.7M | ||
| Q1 25 | — | $54.5M | ||
| Q4 24 | — | $65.5M | ||
| Q3 24 | — | $75.1M | ||
| Q2 24 | — | $88.6M | ||
| Q1 24 | — | $94.2M |
| Q4 25 | — | $58.0M | ||
| Q3 25 | — | $63.0M | ||
| Q2 25 | — | $46.0M | ||
| Q1 25 | — | $54.1M | ||
| Q4 24 | — | $61.7M | ||
| Q3 24 | — | $70.8M | ||
| Q2 24 | — | $80.0M | ||
| Q1 24 | — | $89.2M |
| Q4 25 | — | $62.3M | ||
| Q3 25 | — | $67.7M | ||
| Q2 25 | — | $51.0M | ||
| Q1 25 | — | $58.0M | ||
| Q4 24 | — | $68.1M | ||
| Q3 24 | — | $79.0M | ||
| Q2 24 | — | $92.4M | ||
| Q1 24 | — | $99.4M |
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 | $-40.8M | $-4.7M |
| Free Cash FlowOCF − Capex | — | — |
| FCF MarginFCF / Revenue | — | — |
| Capex IntensityCapex / Revenue | 0.0% | — |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $-4.7M | ||
| Q3 25 | — | $-6.5M | ||
| Q2 25 | — | $-8.4M | ||
| Q1 25 | — | $-10.2M | ||
| Q4 24 | — | $-9.9M | ||
| Q3 24 | — | $-13.5M | ||
| Q2 24 | — | $-10.4M | ||
| Q1 24 | — | $-15.5M |
| Q4 25 | — | — | ||
| Q3 25 | — | -0.41× | ||
| 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.
