TMDX vs. XOM
TMDX (TransMedics Group, Inc.) and XOM (Exxon Mobil Corporation) are both stocks. TMDX operates in Medical Devices (Healthcare), while XOM operates in Oil & Gas Integrated (Energy). Over the past 5 years, TMDX returned 20.83%/yr vs 23.23%/yr for XOM. At a 0.11 correlation, their price movements are largely independent.
Performance
TMDX vs. XOM - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, TMDX achieves a -40.07% return, which is significantly lower than XOM's 23.81% return.
TMDX
- 1D
- -0.92%
- 1M
- 15.36%
- YTD
- -40.07%
- 6M
- -42.50%
- 1Y
- -48.97%
- 3Y*
- -4.58%
- 5Y*
- 20.83%
- 10Y*
- —
XOM
- 1D
- 0.28%
- 1M
- -6.91%
- YTD
- 23.81%
- 6M
- 25.40%
- 1Y
- 35.30%
- 3Y*
- 15.15%
- 5Y*
- 23.23%
- 10Y*
- 9.64%
TMDX vs. XOM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
TMDX TransMedics Group, Inc. | -40.07% | 95.11% | -21.01% | 27.88% | 222.13% | -3.72% | 4.68% | -6.12% |
XOM Exxon Mobil Corporation | 23.81% | 15.98% | 11.26% | -6.26% | 87.41% | 57.58% | -36.21% | -8.07% |
Correlation
The correlation between TMDX and XOM is -0.10, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.10 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.01 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.07 |
Correlation (All Time) Calculated using the full available price history since May 2, 2019 | 0.11 |
The correlation between TMDX and XOM shifts across timeframes, from -0.10 (1 year) to 0.11 (all time), reflecting how their relationship changes across market environments.
Fundamentals
TMDX:
$2.64B
XOM:
$614.94B
TMDX:
$4.34
XOM:
$5.93
TMDX:
16.80
XOM:
24.80
TMDX:
0.04
XOM:
1.15
TMDX:
4.54
XOM:
1.93
TMDX:
5.34
XOM:
2.42
TMDX:
$635.89M
XOM:
$326.01B
TMDX:
$375.74M
XOM:
$83.11B
TMDX:
$125.51M
XOM:
$60.44B
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
TMDX vs. XOM — Risk / Return Rank
TMDX
XOM
TMDX vs. XOM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for TransMedics Group, Inc. (TMDX) and Exxon Mobil Corporation (XOM). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| TMDX | XOM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.41 | ||
| Sortino ratioReturn per unit of downside risk | -3.25 | ||
| Omega ratioGain probability vs. loss probability | 0.86 | 1.26 | -0.41 |
| Calmar ratioReturn relative to maximum drawdown | -0.84 | 2.45 | -3.29 |
| Martin ratioReturn relative to average drawdown | -1.99 | 6.56 | -8.56 |
Loading charts...
Drawdowns
TMDX vs. XOM - Drawdown Comparison
The maximum TMDX drawdown since its inception was -73.69%, which is greater than XOM's maximum drawdown of -62.40%. Use the drawdown chart below to compare losses from any high point for TMDX and XOM.
Loading charts...
Drawdown Indicators
| TMDX | XOM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -73.69% | -62.40% | -11.29% |
Max Drawdown (1Y)Largest decline over 1 year | -58.76% | -15.69% | -43.07% |
Max Drawdown (3Y)Largest decline over 3 years | -67.79% | -18.92% | -48.87% |
Max Drawdown (5Y)Largest decline over 5 years | -67.79% | -20.51% | -47.28% |
Max Drawdown (10Y)Largest decline over 10 years | — | -61.34% | — |
Current DrawdownCurrent decline from peak | -58.60% | -13.68% | -44.92% |
Average DrawdownAverage peak-to-trough decline | -31.89% | -10.20% | -21.69% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 24.65% | 5.84% | +18.81% |
Volatility
TMDX vs. XOM - Volatility Comparison
TransMedics Group, Inc. (TMDX) has a higher volatility of 12.66% compared to Exxon Mobil Corporation (XOM) at 9.08%. This indicates that TMDX's price experiences larger fluctuations and is considered to be riskier than XOM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| TMDX | XOM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 12.66% | 9.08% | +3.58% |
Volatility (6M)Calculated over the trailing 6-month period | 43.87% | 20.51% | +23.36% |
Volatility (1Y)Calculated over the trailing 1-year period | 58.06% | 24.51% | +33.55% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 72.00% | 26.77% | +45.23% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 71.72% | 28.20% | +43.52% |
Dividends
TMDX vs. XOM - Dividend Comparison
TMDX has not paid dividends to shareholders, while XOM's dividend yield for the trailing twelve months is around 2.78%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
TMDX TransMedics Group, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
XOM Exxon Mobil Corporation | 2.78% | 3.32% | 3.57% | 3.68% | 3.22% | 5.70% | 8.44% | 4.92% | 4.74% | 3.66% | 3.30% | 3.69% |
Financials
TMDX vs. XOM - Financials Comparison
This section allows you to compare key financial metrics between TransMedics Group, Inc. and Exxon Mobil Corporation. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
TMDX vs. XOM - Profitability Comparison
TMDX - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, TransMedics Group, Inc. reported a gross profit of 101.16M and revenue of 173.93M. Therefore, the gross margin over that period was 58.2%.
XOM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Exxon Mobil Corporation reported a gross profit of 31.36B and revenue of 83.16B. Therefore, the gross margin over that period was 37.7%.
TMDX - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, TransMedics Group, Inc. reported an operating income of 13.30M and revenue of 173.93M, resulting in an operating margin of 7.6%.
XOM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Exxon Mobil Corporation reported an operating income of 5.29B and revenue of 83.16B, resulting in an operating margin of 6.4%.
TMDX - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, TransMedics Group, Inc. reported a net income of 7.32M and revenue of 173.93M, resulting in a net margin of 4.2%.
XOM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Exxon Mobil Corporation reported a net income of 4.18B and revenue of 83.16B, resulting in a net margin of 5.0%.
Frequently Asked Questions
TMDX and XOM have a correlation of -0.10, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
TMDX has higher volatility (12.66%) compared to XOM (9.08%). In terms of maximum drawdown, TMDX dropped -73.69% vs XOM's -62.40%.
XOM currently has the higher Sharpe Ratio (1.57 vs -0.85), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
Find the right allocation for TMDX and XOM
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer