IDXX vs. RMD: IDEXX Laboratories vs. ResMed Stock Comparison

November 11, 2026

How do IDEXX Laboratories (IDXX) and ResMed (RMD) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

IDEXX Laboratories (IDXX) and ResMed (RMD) are both classified in the Health Care Equipment sub-industry within the broader Health Care Equipment & Supplies industry, placing them in the closest GICS peer bucket.

Company profile comparison for IDEXX Laboratories (IDXX) and ResMed (RMD)
Profile Item	IDXX	RMD
Name	IDEXX Laboratories, Inc.	ResMed Inc.
Country/Region	United States	United States
GICS Sector	Health Care	Health Care
GICS Industry Group	Health Care Equipment & Services	Health Care Equipment & Services
GICS Industry	Health Care Equipment & Supplies	Health Care Equipment & Supplies
GICS Sub-Industry	Health Care Equipment	Health Care Equipment
Market Capitalization	53.26 billion USD	33.10 billion USD
Currency	USD	USD
Exchange	Nasdaq	NYSE
Listing Date	June 21, 1991	June 2, 1995
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

IDXX

RMD

GSPC

IDEXX Laboratories (IDXX) vs. ResMed (RMD), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for IDEXX Laboratories (IDXX) and ResMed (RMD). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for IDEXX Laboratories (IDXX) and ResMed (RMD). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for IDEXX Laboratories (IDXX) and ResMed (RMD)
Metric	IDXX	RMD
Total Return (1Y)	-1.84%	-5.42%
Total Return (3Y, Annualized)	18.42%	18.99%
Total Return (5Y, Annualized)	2.02%	-1.23%

Risk Profile

Drawdown History

IDXX

RMD

GSPC

IDEXX Laboratories (IDXX) vs. ResMed (RMD), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for IDEXX Laboratories (IDXX) and ResMed (RMD). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for IDEXX Laboratories (IDXX) and ResMed (RMD)
Metric	IDXX	RMD
Volatility (1Y, Annualized)	37.02%	30.80%
Beta (5Y)	1.44	0.75
Max Drawdown (5Y)	-50.91%	-49.04%
Avg. Volume (3M)	564.80K	1.32M

Risk-Adjusted Performance

Risk-Return Positioning

IDXX and RMD are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for IDEXX Laboratories (IDXX) and ResMed (RMD)
Metric	IDXX	RMD
Sharpe Ratio (1Y)	-0.17	-0.31
Sortino Ratio (1Y)	-0.28	-0.43

Profitability

ROE (TTM)

Both companies show strong equity returns, but IDEXX Laboratories (IDXX) at 68.93% is the standout with ROE above its industry range; ResMed (RMD) at 26.40% also sits in the top quartile.

IDXX

Health Care Equipment & Services industry group

68.93%

IDXX: 68.93%
Max: 47.61%
Q3: 14.36%
Median: 5.45%
Q1: -10.67%
Min: -47.01%

RMD

Health Care Equipment & Services industry group

26.40%

Max: 47.61%
RMD: 26.40%
Q3: 14.36%
Median: 5.45%
Q1: -10.67%
Min: -47.01%

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their ROE against the Health Care Equipment & Services industry group benchmark.

Net Margin (TTM)

For every dollar of sales, both IDEXX Laboratories (IDXX) at 25.36% and ResMed (RMD) at 27.79% retain more as net profit than most peers, landing in the top net margin quartile of their industries.

IDXX

Health Care Equipment & Services industry group

25.36%

Max: 29.35%
IDXX: 25.36%
Q3: 9.33%
Median: 2.18%
Q1: -6.29%
Min: -28.46%

RMD

Health Care Equipment & Services industry group

27.79%

Max: 29.35%
RMD: 27.79%
Q3: 9.33%
Median: 2.18%
Q1: -6.29%
Min: -28.46%

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their net margin against the Health Care Equipment & Services industry group benchmark.

Operating Margin (TTM)

Both IDEXX Laboratories (IDXX) at 33.14% and ResMed (RMD) at 34.82% convert sales into operating profit at a top-quartile rate, pointing to tighter cost discipline before financing and tax.

IDXX

Health Care Equipment & Services industry group

33.14%

Max: 35.43%
IDXX: 33.14%
Q3: 14.14%
Median: 6.81%
Q1: -0.28%
Min: -16.29%

RMD

Health Care Equipment & Services industry group

34.82%

Max: 35.43%
RMD: 34.82%
Q3: 14.14%
Median: 6.81%
Q1: -0.28%
Min: -16.29%

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their operating margin against the Health Care Equipment & Services industry group benchmark.

Profitability Metrics

Profitability metrics for IDEXX Laboratories (IDXX) and ResMed (RMD)
Metric	IDXX	RMD
ROE (TTM)	68.93%	26.40%
ROA (TTM)	26.70%	14.76%
Net Margin (TTM)	25.36%	27.79%
Operating Margin (TTM)	33.14%	34.82%
Gross Margin (TTM)	62.72%	61.77%

Growth

Revenue Growth

Both IDEXX Laboratories (IDXX) at 10.42% and ResMed (RMD) at 9.85% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their Revenue Growth across different time periods.

EPS Growth

Only one side can be read here: IDEXX Laboratories (IDXX) reports EPS growth of 22.59%, ranked against its industry; ResMed (RMD) has no EPS growth figure this period.

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for IDEXX Laboratories (IDXX) and ResMed (RMD)
Metric	IDXX	RMD
Revenue Growth (YoY)	10.42%	9.85%
Revenue Growth (3Y CAGR)	8.52%	10.21%
EPS Growth (YoY)	22.59%	--
EPS Growth (3Y CAGR)	17.66%	19.64%

Financial Strength

Current Ratio (MRQ)

ResMed (RMD) at 2.65 keeps current ratio within its industry’s typical mid-range, while IDEXX Laboratories (IDXX) at 1.19 runs in the tighter-liquidity quartile — a thinner cushion against current liabilities for IDXX.

IDXX

Health Care Equipment & Services industry group

1.19

Max: 7.59
Q3: 4.00
Median: 1.98
Q1: 1.37
IDXX: 1.19
Min: 0.30

RMD

Health Care Equipment & Services industry group

2.65

Max: 7.59
Q3: 4.00
RMD: 2.65
Median: 1.98
Q1: 1.37
Min: 0.30

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their current ratio against the Health Care Equipment & Services industry group benchmark.

Debt / Equity (MRQ)

ResMed (RMD) at 0.10 keeps leverage in the lower industry quartile, while IDEXX Laboratories (IDXX) at 0.52 runs a more typical debt-to-equity mix.

IDXX

Health Care Equipment & Services industry group

0.52

Max: 1.88
Q3: 0.91
Median: 0.58
IDXX: 0.52
Q1: 0.16
Min: 0.00

RMD

Health Care Equipment & Services industry group

0.10

Max: 1.88
Q3: 0.91
Median: 0.58
Q1: 0.16
RMD: 0.10
Min: 0.00

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their debt-to-equity ratio against the Health Care Equipment & Services industry group benchmark.

Financial Strength Metrics

Financial strength metrics for IDEXX Laboratories (IDXX) and ResMed (RMD)
Metric	IDXX	RMD
Current Ratio (MRQ)	1.19	2.65
Debt / Equity (MRQ)	0.52	0.10
Net Debt / EBITDA	0.46	-0.19

Dividends

Dividend Yield (TTM)

IDEXX Laboratories (IDXX) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile ResMed (RMD) reports a yield of 1.03%, ranking against industry peers normally.

IDXX

Health Care Equipment & Services industry group

0.00%

IDXX: 0.00%
Max: 0.00%
Q3: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

RMD

Health Care Equipment & Services industry group

1.03%

RMD: 1.03%
Max: 0.00%
Q3: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their dividend yield against the Health Care Equipment & Services industry group benchmark.

Dividend Payout Ratio (TTM)

IDEXX Laboratories (IDXX) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile ResMed (RMD) reports a payout of 22.40%, ranking against industry peers normally.

IDXX

Health Care Equipment & Services industry group

0.00%

IDXX: 0.00%
Max: 0.00%
Q3: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

RMD

Health Care Equipment & Services industry group

22.40%

RMD: 22.40%
Max: 0.00%
Q3: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their payout ratio against the Health Care Equipment & Services industry group benchmark.

Dividend Metrics

Dividend metrics for IDEXX Laboratories (IDXX) and ResMed (RMD)
Metric	IDXX	RMD
Dividend Yield (TTM)	0.00%	1.03%
Dividend Payout Ratio (TTM)	0.00%	22.40%

Valuation

P/E Ratio (TTM)

Both IDEXX Laboratories (IDXX) at 45.56 and ResMed (RMD) at 21.43 land around their industries’ usual P/E ratio levels — neither is getting a clear earnings-multiple discount or premium versus peers.

IDXX

Health Care Equipment & Services industry group

45.56

Max: 80.41
Q3: 47.62
IDXX: 45.56
Median: 29.93
Q1: 21.19
Min: 4.21

RMD

Health Care Equipment & Services industry group

21.43

Max: 80.41
Q3: 47.62
Median: 29.93
RMD: 21.43
Q1: 21.19
Min: 4.21

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their P/E ratio against the Health Care Equipment & Services industry group benchmark.

P/S Ratio (TTM)

Both look expensive on sales: ResMed (RMD) at 5.77 sits in the upper P/S ratio quartile, and IDEXX Laboratories (IDXX) at 11.42 prices even higher, above its industry range.

IDXX

Health Care Equipment & Services industry group

11.42

IDXX: 11.42
Max: 8.80
Q3: 4.32
Median: 2.13
Q1: 1.10
Min: 0.03

RMD

Health Care Equipment & Services industry group

5.77

Max: 8.80
RMD: 5.77
Q3: 4.32
Median: 2.13
Q1: 1.10
Min: 0.03

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their P/S ratio against the Health Care Equipment & Services industry group benchmark.

P/B Ratio (MRQ)

ResMed (RMD) at 5.56 sits near its industry’s typical P/B ratio, while IDEXX Laboratories (IDXX) at 28.50 prices above its benchmark range — IDXX looks rich relative to book.

IDXX

Health Care Equipment & Services industry group

28.50

IDXX: 28.50
Max: 11.68
Q3: 6.12
Median: 3.00
Q1: 1.73
Min: -1.31

RMD

Health Care Equipment & Services industry group

5.56

Max: 11.68
Q3: 6.12
RMD: 5.56
Median: 3.00
Q1: 1.73
Min: -1.31

IDEXX Laboratories (IDXX) vs. ResMed (RMD): A comparison of their P/B ratio against the Health Care Equipment & Services industry group benchmark.

Valuation Metrics

Valuation metrics for IDEXX Laboratories (IDXX) and ResMed (RMD)
Metric	IDXX	RMD
P/E Ratio (TTM)	45.56	21.43
P/S Ratio (TTM)	11.42	5.77
P/B Ratio (MRQ)	28.50	5.56
Free Cash Flow Yield (TTM)	2.00%	3.92%