QUEST DIAGNOSTICS INC (DGX)

Services-Medical Laboratories

Latest Price

$233.01

TTM P/E

24.74

Normalized P/E

26.41

Div Yield

1.42%

Book Value

68.33

P/B Ratio

3.41

Valuation metrics

EPS: $8.75

Book value / share: $63.45

Formula: √(22.5 × EPS × BVPS)

Graham Number

$111.77

52% downside

Norm. op. income: $1.4B (median of 7yr)

Tax rate: 23%

Discount rate: 10%

Growth assumption: zero (EPV is a no-growth value)

Earnings Power Value

$50.87

78% downside

Base FCF: $1.3B (median of recent 5yr)

Growth: 10%/yr (median YOY, capped at 25%)

Discount rate: 10%

Terminal growth: 3%

Projection horizon: 10 years

DCF Fair Value

$246.53

+6% upside

EPS: $8.75

Target P/E: 26×

Formula: EPS × P/E

P/E Fair Value

$227.50

2% downside

86.3% held by institutions

Institution	Shares	Value	Ownership %	Change	Filing Date
BlackRock, Inc.	9.17M	$1.80B	8.26%	-286.9K	2026-03-31
VANGUARD CAPITAL MANAGEMENT LLC	7.15M	$1.40B	6.44%	--	2026-03-31
PRICE T ROWE ASSOCIATES INC /MD/	6.30M	$1.23B	5.67%	+830	2026-03-31
VANGUARD PORTFOLIO MANAGEMENT LLC	6.08M	$1.19B	5.48%	--	2026-03-31
STATE STREET CORP	5.38M	$1.05B	4.85%	-1.7K	2026-03-31
Boston Partners	4.01M	$786.0M	3.61%	+98.9K	2026-03-31
GEODE CAPITAL MANAGEMENT, LLC	3.09M	$602.0M	2.78%	+58.1K	2026-03-31
MORGAN STANLEY	2.48M	$485.0M	2.23%	-213.8K	2026-03-31
EdgePoint Investment Group Inc.	2.24M	$439.0M	2.02%	+582.8K	2026-03-31
DIMENSIONAL FUND ADVISORS LP	1.95M	$382.0M	1.76%	+18.0K	2026-03-31