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DGX vs. LH
Performance
Return for Risk
Dividends
Drawdowns
Volatility
Financials

Performance

DGX vs. LH - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Quest Diagnostics Incorporated (DGX) and Laboratory Corporation of America Holdings (LH). The values are adjusted to include any dividend payments, if applicable.

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DGX vs. LH - Yearly Performance Comparison


2026 (YTD)202520242023202220212020201920182017
DGX
Quest Diagnostics Incorporated
14.44%17.20%11.77%-10.05%-7.80%47.86%14.11%31.13%-13.84%9.16%
LH
Laboratory Corporation of America Holdings
8.99%10.62%2.22%13.82%-24.41%54.37%20.32%33.88%-20.78%24.25%

Fundamentals

Market Cap

DGX:

$22.14B

LH:

$22.69B

EPS

DGX:

$8.80

LH:

$10.48

PE Ratio

DGX:

22.45

LH:

26.03

PS Ratio

DGX:

2.02

LH:

1.64

PB Ratio

DGX:

3.09

LH:

2.63

Total Revenue (TTM)

DGX:

$11.04B

LH:

$13.95B

Gross Profit (TTM)

DGX:

$3.67B

LH:

$4.01B

EBITDA (TTM)

DGX:

$2.02B

LH:

$1.86B

Returns By Period

In the year-to-date period, DGX achieves a 14.44% return, which is significantly higher than LH's 8.99% return. Over the past 10 years, DGX has outperformed LH with an annualized return of 12.77%, while LH has yielded a comparatively lower 10.90% annualized return.


DGX

1D
0.87%
1M
-5.97%
YTD
14.44%
6M
9.56%
1Y
18.95%
3Y*
14.07%
5Y*
11.00%
10Y*
12.77%

LH

1D
2.22%
1M
-4.79%
YTD
8.99%
6M
-1.76%
1Y
18.49%
3Y*
12.81%
5Y*
5.68%
10Y*
10.90%
*Multi-year figures are annualized to reflect compound growth (CAGR)

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Return for Risk

DGX vs. LH — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

DGX
DGX Risk / Return Rank: 6969
Overall Rank
DGX Sharpe Ratio Rank: 6868
Sharpe Ratio Rank
DGX Sortino Ratio Rank: 6464
Sortino Ratio Rank
DGX Omega Ratio Rank: 6161
Omega Ratio Rank
DGX Calmar Ratio Rank: 7575
Calmar Ratio Rank
DGX Martin Ratio Rank: 7373
Martin Ratio Rank

LH
LH Risk / Return Rank: 6363
Overall Rank
LH Sharpe Ratio Rank: 6666
Sharpe Ratio Rank
LH Sortino Ratio Rank: 6060
Sortino Ratio Rank
LH Omega Ratio Rank: 5757
Omega Ratio Rank
LH Calmar Ratio Rank: 6666
Calmar Ratio Rank
LH Martin Ratio Rank: 6666
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

DGX vs. LH - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Quest Diagnostics Incorporated (DGX) and Laboratory Corporation of America Holdings (LH). 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.


DGXLHDifference

Sharpe ratio

Return per unit of total volatility

0.81

0.73

+0.08

Sortino ratio

Return per unit of downside risk

1.38

1.18

+0.21

Omega ratio

Gain probability vs. loss probability

1.17

1.15

+0.02

Calmar ratio

Return relative to maximum drawdown

1.94

1.21

+0.73

Martin ratio

Return relative to average drawdown

4.31

2.91

+1.40

DGX vs. LH - Sharpe Ratio Comparison

The current DGX Sharpe Ratio is 0.81, which is comparable to the LH Sharpe Ratio of 0.73. The chart below compares the historical Sharpe Ratios of DGX and LH, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


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Sharpe Ratios by Period


DGXLHDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

0.81

0.73

+0.08

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.51

0.25

+0.26

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.54

0.41

+0.13

Sharpe Ratio (All Time)

Calculated using the full available price history

0.53

0.18

+0.35

Correlation

The correlation between DGX and LH is 0.55, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.


Dividends

DGX vs. LH - Dividend Comparison

DGX's dividend yield for the trailing twelve months is around 1.62%, more than LH's 1.06% yield.


TTM20252024202320222021202020192018201720162015
DGX
Quest Diagnostics Incorporated
1.62%1.82%1.96%2.02%1.66%1.40%1.85%1.99%2.34%1.83%1.72%2.07%
LH
Laboratory Corporation of America Holdings
1.06%1.15%1.26%1.18%0.92%0.00%0.00%0.00%0.00%0.00%0.00%0.00%

Drawdowns

DGX vs. LH - Drawdown Comparison

The maximum DGX drawdown since its inception was -49.46%, smaller than the maximum LH drawdown of -96.15%. Use the drawdown chart below to compare losses from any high point for DGX and LH.


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Drawdown Indicators


DGXLHDifference

Max Drawdown

Largest peak-to-trough decline

-49.46%

-96.15%

+46.69%

Max Drawdown (1Y)

Largest decline over 1 year

-9.81%

-15.22%

+5.41%

Max Drawdown (5Y)

Largest decline over 5 years

-28.62%

-34.61%

+5.99%

Max Drawdown (10Y)

Largest decline over 10 years

-36.60%

-46.58%

+9.98%

Current Drawdown

Current decline from peak

-6.71%

-5.77%

-0.94%

Average Drawdown

Average peak-to-trough decline

-11.92%

-29.71%

+17.79%

Ulcer Index

Depth and duration of drawdowns from previous peaks

4.41%

6.33%

-1.92%

Volatility

DGX vs. LH - Volatility Comparison

The current volatility for Quest Diagnostics Incorporated (DGX) is 4.48%, while Laboratory Corporation of America Holdings (LH) has a volatility of 6.44%. This indicates that DGX experiences smaller price fluctuations and is considered to be less risky than LH based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


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Volatility by Period


DGXLHDifference

Volatility (1M)

Calculated over the trailing 1-month period

4.48%

6.44%

-1.96%

Volatility (6M)

Calculated over the trailing 6-month period

16.61%

17.23%

-0.62%

Volatility (1Y)

Calculated over the trailing 1-year period

23.52%

25.36%

-1.84%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

21.65%

23.23%

-1.58%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

23.63%

26.53%

-2.90%

Financials

DGX vs. LH - Financials Comparison

This section allows you to compare key financial metrics between Quest Diagnostics Incorporated and Laboratory Corporation of America Holdings. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.


Quarterly
Annual

Total Revenue: Total amount of money received from sales and other business activities


2.50B3.00B3.50B4.00BAprilJulyOctober2022AprilJulyOctober2023AprilJulyOctober2024AprilJulyOctober2025AprilJulyOctober
2.81B
3.52B
(DGX) Total Revenue
(LH) Total Revenue
Values in USD except per share items

DGX vs. LH - Profitability Comparison

The chart below illustrates the profitability comparison between Quest Diagnostics Incorporated and Laboratory Corporation of America Holdings over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

Gross Margin
Operating Margin
Net Margin
Quarterly
Annual

30.0%35.0%40.0%AprilJulyOctober2022AprilJulyOctober2023AprilJulyOctober2024AprilJulyOctober2025AprilJulyOctober
32.4%
28.3%
Portfolio components
DGX - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Quest Diagnostics Incorporated reported a gross profit of 910.00M and revenue of 2.81B. Therefore, the gross margin over that period was 32.4%.

LH - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Laboratory Corporation of America Holdings reported a gross profit of 993.20M and revenue of 3.52B. Therefore, the gross margin over that period was 28.3%.

DGX - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Quest Diagnostics Incorporated reported an operating income of 386.00M and revenue of 2.81B, resulting in an operating margin of 13.8%.

LH - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Laboratory Corporation of America Holdings reported an operating income of 267.60M and revenue of 3.52B, resulting in an operating margin of 7.6%.

DGX - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Quest Diagnostics Incorporated reported a net income of 245.00M and revenue of 2.81B, resulting in a net margin of 8.7%.

LH - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Laboratory Corporation of America Holdings reported a net income of 164.70M and revenue of 3.52B, resulting in a net margin of 4.7%.