CI vs. IDXX: Cigna vs. IDEXX Laboratories Stock Comparison

November 11, 2026

How do Cigna (CI) and IDEXX Laboratories (IDXX) 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

Cigna (CI) and IDEXX Laboratories (IDXX) both fall under the Health Care Equipment & Services industry group, but CI is classified in Health Care Providers & Services while IDXX is classified in Health Care Equipment & Supplies.

Company profile comparison for Cigna (CI) and IDEXX Laboratories (IDXX)
Profile Item	CI	IDXX
Name	The Cigna Group	IDEXX Laboratories, 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 Providers & Services	Health Care Equipment & Supplies
GICS Sub-Industry	Health Care Services	Health Care Equipment
Market Capitalization	77.36 billion USD	53.26 billion USD
Currency	USD	USD
Exchange	NYSE	Nasdaq
Listing Date	March 31, 1982	June 21, 1991
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

IDXX

GSPC

Cigna (CI) vs. IDEXX Laboratories (IDXX), 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

Loading price history…

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

Calendar-Year Returns

Loading price history…

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

Performance Metrics

Price performance metrics for Cigna (CI) and IDEXX Laboratories (IDXX)
Metric	CI	IDXX
Total Return (1Y)	13.95%	-1.84%
Total Return (3Y, Annualized)	2.65%	18.42%
Total Return (5Y, Annualized)	8.40%	2.02%

Risk Profile

Drawdown History

IDXX

GSPC

Cigna (CI) vs. IDEXX Laboratories (IDXX), 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

Loading price history…

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

Risk Metrics

IDEXX Laboratories (IDXX) has an aggressive beta of 1.44, indicating higher sensitivity to broad-market moves, while Cigna (CI) is defensive at 0.24 and tends to be less market-sensitive — they sit on opposite ends of the beta spectrum.

Risk profile metrics for Cigna (CI) and IDEXX Laboratories (IDXX)
Metric	CI	IDXX
Volatility (1Y, Annualized)	26.82%	37.02%
Beta (5Y)	0.24	1.44
Max Drawdown (5Y)	-32.10%	-50.91%
Avg. Volume (3M)	1.55M	564.80K

Risk-Adjusted Performance

Risk-Return Positioning

CI and IDXX 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 Cigna (CI) and IDEXX Laboratories (IDXX)
Metric	CI	IDXX
Sharpe Ratio (1Y)	0.36	-0.17
Sortino Ratio (1Y)	0.54	-0.28

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; Cigna (CI) at 15.65% also sits in the top quartile.

CI

Health Care Equipment & Services industry group

15.65%

Max: 47.61%
CI: 15.65%
Q3: 14.36%
Median: 5.45%
Q1: -10.67%
Min: -47.01%

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%

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

Net Margin (TTM)

IDEXX Laboratories (IDXX) at 25.36% retains a top-quartile share of revenue as profit, ahead of Cigna (CI) at 2.09%, which keeps about the industry-typical share.

CI

Health Care Equipment & Services industry group

2.09%

Max: 29.35%
Q3: 9.33%
Median: 2.18%
CI: 2.09%
Q1: -6.29%
Min: -28.46%

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%

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

Operating Margin (TTM)

IDEXX Laboratories (IDXX) at 33.14% operates in the top operating margin quartile, ahead of Cigna (CI) at 3.48%, which runs around its industry’s norm.

CI

Health Care Equipment & Services industry group

3.48%

Max: 35.43%
Q3: 14.14%
Median: 6.81%
CI: 3.48%
Q1: -0.28%
Min: -16.29%

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%

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

Profitability Metrics

Profitability metrics for Cigna (CI) and IDEXX Laboratories (IDXX)
Metric	CI	IDXX
ROE (TTM)	15.65%	68.93%
ROA (TTM)	4.29%	26.70%
Net Margin (TTM)	2.09%	25.36%
Operating Margin (TTM)	3.48%	33.14%
Gross Margin (TTM)	9.09%	62.72%

Growth

Revenue Growth

Both Cigna (CI) at 11.26% and IDEXX Laboratories (IDXX) at 10.42% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

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

EPS Growth

Cigna (CI) at 83.00% sits in the top EPS growth quartile, while IDEXX Laboratories (IDXX) at 22.59% is closer to the peer norm — faster per-share earnings growth for CI.

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

Growth Metrics

Growth metrics for Cigna (CI) and IDEXX Laboratories (IDXX)
Metric	CI	IDXX
Revenue Growth (YoY)	11.26%	10.42%
Revenue Growth (3Y CAGR)	15.15%	8.52%
EPS Growth (YoY)	83.00%	22.59%
EPS Growth (3Y CAGR)	1.36%	17.66%

Financial Strength

Current Ratio (MRQ)

Both Cigna (CI) at 0.84 and IDEXX Laboratories (IDXX) at 1.19 run current ratio in the tighter-liquidity quartile of industry peers, leaving thinner cushions against current liabilities than typical competitors.

CI

Health Care Equipment & Services industry group

0.84

Max: 7.59
Q3: 4.00
Median: 1.98
Q1: 1.37
CI: 0.84
Min: 0.30

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

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

Debt / Equity (MRQ)

Both Cigna (CI) at 0.71 and IDEXX Laboratories (IDXX) at 0.52 fund their balance sheets with roughly industry-typical debt-to-equity mixes.

CI

Health Care Equipment & Services industry group

0.71

Max: 1.88
Q3: 0.91
CI: 0.71
Median: 0.58
Q1: 0.16
Min: 0.00

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

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

Financial Strength Metrics

Financial strength metrics for Cigna (CI) and IDEXX Laboratories (IDXX)
Metric	CI	IDXX
Current Ratio (MRQ)	0.84	1.19
Debt / Equity (MRQ)	0.71	0.52
Net Debt / EBITDA	1.87	0.46

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 Cigna (CI) reports a yield of 2.05%, ranking against industry peers normally.

CI

Health Care Equipment & Services industry group

2.05%

CI: 2.05%
Max: 0.00%
Q3: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

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%

Cigna (CI) vs. IDEXX Laboratories (IDXX): 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 Cigna (CI) reports a payout of 27.29%, ranking against industry peers normally.

CI

Health Care Equipment & Services industry group

27.29%

CI: 27.29%
Max: 0.00%
Q3: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

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%

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

Dividend Metrics

Dividend metrics for Cigna (CI) and IDEXX Laboratories (IDXX)
Metric	CI	IDXX
Dividend Yield (TTM)	2.05%	0.00%
Dividend Payout Ratio (TTM)	27.29%	0.00%

Valuation

P/E Ratio (TTM)

Cigna (CI) at 12.94 sits in the cheaper P/E ratio quartile, while IDEXX Laboratories (IDXX) at 45.56 is closer to its industry’s usual earnings multiple — a discount for CI, though growth and earnings durability still matter.

CI

Health Care Equipment & Services industry group

12.94

Max: 80.41
Q3: 47.62
Median: 29.93
Q1: 21.19
CI: 12.94
Min: 4.21

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

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

P/S Ratio (TTM)

Cigna (CI) at 0.27 sits in the cheaper P/S ratio quartile while IDEXX Laboratories (IDXX) at 11.42 prices above its industry range — a wide gap in sales valuation between them.

CI

Health Care Equipment & Services industry group

0.27

Max: 8.80
Q3: 4.32
Median: 2.13
Q1: 1.10
CI: 0.27
Min: 0.03

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

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

P/B Ratio (MRQ)

Cigna (CI) at 1.79 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.

CI

Health Care Equipment & Services industry group

1.79

Max: 11.68
Q3: 6.12
Median: 3.00
CI: 1.79
Q1: 1.73
Min: -1.31

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

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

Valuation Metrics

Valuation metrics for Cigna (CI) and IDEXX Laboratories (IDXX)
Metric	CI	IDXX
P/E Ratio (TTM)	12.94	45.56
P/S Ratio (TTM)	0.27	11.42
P/B Ratio (MRQ)	1.79	28.50
Free Cash Flow Yield (TTM)	10.59%	2.00%