LivaNova (LIVN) vs TransMedics Group (TMDX)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
LivaNova (LIVN) has outperformed TransMedics Group (TMDX) over the past year, gaining 42.2% versus a loss of 33.1%. Over five years, TMDX leads with a +197.6% price change compared with -9.5% for LIVN. LivaNova is the larger company by market cap ($4.20 billion vs $2.70 billion), about 1.6 times the size, while TransMedics Group is growing revenue faster (+37.1% vs +10.7%).
On valuation, LivaNova trades at a lower forward P/E (16.3x vs 34.5x for TransMedics Group). TransMedics Group converts more of its revenue into profit, with a net margin of 31.4% versus -17.5%.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | LIVN | TMDX |
|---|---|---|
| Share price | $76.39 | $77.87 |
| Market cap | $4.20B | $2.70B |
| 1-day change | +0.63% | -1.43% |
| YTD return | +23.37% | -35.06% |
| 1-year return | +42.23% | -33.08% |
| 5-year return | -9.51% | +197.55% |
| P/E ratio (TTM) | 22.60 | 20.17 |
| Forward P/E | 16.31 | 34.55 |
| EPS (TTM) | $3.38 | $3.86 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| Revenue (latest FY) | $1.39B | $605.49M |
| Revenue growth (YoY) | +10.74% | +37.13% |
| Net income (latest FY) | $-242.47M | $190.29M |
| Gross margin | 67.71% | 59.92% |
| Operating margin | 14.36% | 17.93% |
| Net margin | -17.47% | 31.43% |
| 52-week high | $85.76 | $156.00 |
| 52-week low | $48.82 | $60.11 |
| Distance from 52-week high | -10.93% | -50.08% |
| Analyst consensus | buy | buy |
| Avg. price target upside | +18.54% | +28.19% |
| Average volume | 645.31K | 820.41K |
| Shares outstanding | 54.93M | 34.68M |
| Employees | 3,300 | 898 |
| Sector | Health Care | Health Care |
| Industry | Biotechnology: Electromedical & Electrotherapeutic Apparatus | Biotechnology: Electromedical & Electrotherapeutic Apparatus |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- LIVN has outperformed TMDX by 75.3 percentage points over the past year.
- TransMedics Group is more profitable, keeping 31.4 cents of every revenue dollar as net income versus -17.5 cents for LivaNova.
- TransMedics Group grew revenue faster in its latest fiscal year (+37.13% vs +10.74%).
About LivaNova
LIVN stock →LivaNova PLC, a medical technology company, designs, develops, manufactures, markets, and sells products, therapies, and services. The company operates in two segments, Cardiopulmonary and Neuromodulation.
Health Care · Biotechnology: Electromedical & Electrotherapeutic Apparatus · 3,300 employees
About TransMedics Group
TMDX stock →TransMedics Group, Inc., a commercial-stage medical technology company, engages in transforming organ transplant therapy for end-stage organ failure patients in the United States and internationally. The company provides Organ Care System (OCS), a portable organ perfusion, optimization, and monitoring system that utilizes its proprietary and customized technology to replicate near-physiologic conditions for donor organs outside of the human body.
Health Care · Biotechnology: Electromedical & Electrotherapeutic Apparatus · 898 employees
LIVN vs TMDX FAQ
Which is bigger, LivaNova or TransMedics Group?
LivaNova (LIVN) is larger, with a market capitalization of $4.20B compared with $2.70B for TransMedics Group (TMDX).
Which stock has performed better over the past year, LIVN or TMDX?
LIVN returned +42.23% over the past 12 months, compared with -33.08% for TMDX (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, LIVN or TMDX?
TMDX has the lower trailing P/E at 20.2, versus 22.6 for LIVN. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Are LivaNova and TransMedics Group in the same industry?
Yes. Both are classified in the Biotechnology: Electromedical & Electrotherapeutic Apparatus industry within the Health Care sector.