MBX Biosciences, Inc. Common Stock (MBX) vs TransMedics Group, Inc. (TMDX)
A side-by-side comparison of MBX Biosciences, Inc. Common Stock and TransMedics Group, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.
MBX
MBX Biosciences, Inc. Common Stock
$57.29HealthcareDelayed quote: Oct 6, 2026, 11:24 AM EDT
TMDX
TransMedics Group, Inc.
$81.56HealthcareDelayed quote: Oct 6, 2026, 11:25 AM EDT
Total return — MBX vs TMDX
growth of $100 · dividends reinvested · last 2yMBX +147.5% (+57.3%/yr)TMDX -44.4% (-25.4%/yr)MBX compounded faster over this window
MBX TMDX
MBX vs TMDX: by the numbers
- •TMDX is the larger company ($2.82B vs $2.73B market cap).
- •TMDX is profitable (22.69% net margin) while MBX runs a net loss (0.00%).
Metrics side by side
Valuation
| Metric | MBX | TMDX |
|---|---|---|
| P/E ratio | N/A | 21.13 |
| Forward P/E | N/A | 55.60 |
| P/S ratio | N/A | 4.22 |
| P/B ratio | 6.66 | 5.44 |
| EV / EBITDA | N/A | 27.23 |
| FCF yield | N/A | 2.80% |
Profitability
| Metric | MBX | TMDX |
|---|---|---|
| Gross margin | 0.00% | 58.69% |
| Operating margin | 0.00% | 12.21% |
| Net margin | 0.00% | 22.69% |
| ROE | -25.47% | 29.28% |
| ROIC | -28.60% | 5.87% |
Growth (annualized)
| Metric | MBX | TMDX |
|---|---|---|
| Revenue CAGR (5Y) | N/A | 86.12% |
| Total return CAGR (5Y) | N/A | 21.77% |
Frequently asked
- Is MBX or TMDX more profitable?
- TMDX runs the higher net margin — MBX at 0.00% versus TMDX at 22.69%.
Go deeper
Dig into the metrics
TransMedics P/E ratioMBX Biosciences, Inc. Common Stock ROETransMedics ROEMBX Biosciences, Inc. Common Stock operating marginTransMedics operating marginMBX Biosciences, Inc. Common Stock revenue growthTransMedics revenue growthMBX Biosciences, Inc. Common Stock free cash flowTransMedics free cash flow
MBX Biosciences, Inc. Common Stock & TransMedics appear in these rankings
Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified October 6, 2026.