RMD vs. IDXX
RMD (ResMed Inc.) and IDXX (IDEXX Laboratories, Inc.) are both stocks. Both are in the Healthcare sector — RMD in Medical Instruments & Supplies, IDXX in Diagnostics & Research. Over the past 10 years, RMD returned 13.85%/yr vs 20.14%/yr for IDXX. At a 0.34 correlation, their price movements are largely independent.
Performance
RMD vs. IDXX - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, RMD achieves a -18.71% return, which is significantly lower than IDXX's -17.09% return. Over the past 10 years, RMD has underperformed IDXX with an annualized return of 13.85%, while IDXX has yielded a comparatively higher 20.14% annualized return.
RMD
- 1D
- 1.24%
- 1M
- -3.46%
- YTD
- -18.71%
- 6M
- -22.38%
- 1Y
- -22.01%
- 3Y*
- -2.26%
- 5Y*
- -1.41%
- 10Y*
- 13.85%
IDXX
- 1D
- 0.53%
- 1M
- 6.09%
- YTD
- -17.09%
- 6M
- -20.35%
- 1Y
- 6.45%
- 3Y*
- 6.18%
- 5Y*
- -0.82%
- 10Y*
- 20.14%
RMD vs. IDXX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
RMD ResMed Inc. | -18.71% | 6.26% | 34.18% | -16.55% | -19.47% | 23.41% | 38.33% | 37.85% | 36.38% | 39.06% |
IDXX IDEXX Laboratories, Inc. | -17.09% | 63.63% | -25.51% | 36.06% | -38.04% | 31.73% | 91.43% | 40.38% | 18.95% | 33.35% |
Correlation
The correlation between RMD and IDXX is 0.52, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.52 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.49 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.54 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.54 |
Correlation (All Time) Calculated using the full available price history since Jun 2, 1995 | 0.34 |
The correlation between RMD and IDXX shifts across timeframes, from 0.34 (all time) to 0.54 (10 years), reflecting how their relationship changes across market environments.
Fundamentals
RMD:
$13.78
IDXX:
$18.08
RMD:
14.14
IDXX:
31.03
RMD:
0.44
IDXX:
2.68
RMD:
3.88
IDXX:
7.64
RMD:
$5.54B
IDXX:
$4.45B
RMD:
$3.42B
IDXX:
$2.76B
RMD:
$2.10B
IDXX:
$1.52B
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
RMD vs. IDXX — Risk / Return Rank
RMD
IDXX
RMD vs. IDXX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ResMed Inc. (RMD) and IDEXX Laboratories, Inc. (IDXX). 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.
| RMD | IDXX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.07 | ||
| Sortino ratioReturn per unit of downside risk | -1.86 | ||
| Omega ratioGain probability vs. loss probability | 0.86 | 1.08 | -0.23 |
| Calmar ratioReturn relative to maximum drawdown | -0.59 | 0.21 | -0.80 |
| Martin ratioReturn relative to average drawdown | -1.34 | 0.42 | -1.76 |
Loading charts...
Drawdowns
RMD vs. IDXX - Drawdown Comparison
The maximum RMD drawdown since its inception was -61.61%, smaller than the maximum IDXX drawdown of -81.42%. Use the drawdown chart below to compare losses from any high point for RMD and IDXX.
Loading charts...
Drawdown Indicators
| RMD | IDXX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -61.61% | -81.42% | +19.81% |
Max Drawdown (1Y)Largest decline over 1 year | -37.28% | -31.04% | -6.24% |
Max Drawdown (3Y)Largest decline over 3 years | -40.09% | -37.41% | -2.68% |
Max Drawdown (5Y)Largest decline over 5 years | -53.99% | -54.00% | +0.01% |
Max Drawdown (10Y)Largest decline over 10 years | -53.99% | -54.00% | +0.01% |
Current DrawdownCurrent decline from peak | -33.18% | -26.84% | -6.34% |
Average DrawdownAverage peak-to-trough decline | -16.00% | -21.00% | +5.00% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 16.49% | 15.39% | +1.10% |
Volatility
RMD vs. IDXX - Volatility Comparison
ResMed Inc. (RMD) has a higher volatility of 9.81% compared to IDEXX Laboratories, Inc. (IDXX) at 8.02%. This indicates that RMD's price experiences larger fluctuations and is considered to be riskier than IDXX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| RMD | IDXX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.81% | 8.02% | +1.79% |
Volatility (6M)Calculated over the trailing 6-month period | 19.30% | 20.47% | -1.17% |
Volatility (1Y)Calculated over the trailing 1-year period | 24.09% | 41.63% | -17.54% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 31.07% | 35.31% | -4.24% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 31.54% | 33.03% | -1.49% |
Dividends
RMD vs. IDXX - Dividend Comparison
RMD's dividend yield for the trailing twelve months is around 1.23%, while IDXX has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IDXX IDEXX Laboratories, 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% |
RMD ResMed Inc. | 1.23% | 0.94% | 0.88% | 1.07% | 0.83% | 0.62% | 0.73% | 0.98% | 1.26% | 1.61% | 2.03% | 2.16% |
Financials
RMD vs. IDXX - Financials Comparison
This section allows you to compare key financial metrics between ResMed Inc. and IDEXX Laboratories, Inc.. 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
RMD vs. IDXX - Profitability Comparison
RMD - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, ResMed Inc. reported a gross profit of 890.98M and revenue of 1.43B. Therefore, the gross margin over that period was 62.3%.
IDXX - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, IDEXX Laboratories, Inc. reported a gross profit of 722.74M and revenue of 1.14B. Therefore, the gross margin over that period was 63.4%.
RMD - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, ResMed Inc. reported an operating income of 499.81M and revenue of 1.43B, resulting in an operating margin of 34.9%.
IDXX - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, IDEXX Laboratories, Inc. reported an operating income of 362.59M and revenue of 1.14B, resulting in an operating margin of 31.8%.
RMD - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, ResMed Inc. reported a net income of 398.73M and revenue of 1.43B, resulting in a net margin of 27.9%.
IDXX - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, IDEXX Laboratories, Inc. reported a net income of 278.45M and revenue of 1.14B, resulting in a net margin of 24.4%.
Frequently Asked Questions
RMD and IDXX have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
RMD has higher volatility (9.81%) compared to IDXX (8.02%). In terms of maximum drawdown, RMD dropped -61.61% vs IDXX's -81.42%.
IDXX currently has the higher Sharpe Ratio (0.16 vs -0.92), 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 RMD and IDXX
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