Stock research

DGX Quest Diagnostics Incorporated

Healthcare • Medical - Diagnostics & Research

$234.57
-0.65 (—%)

Quest Diagnostics Incorporated, founded in 1967 and headquartered in Secaucus, New Jersey, is a premier provider of diagnostic testing, information, and related services, serving clients both domestically and...…

1Y change

+39.25%

Range high

$235.94

Congress · 90d

0

Insiders · 90d

0

Public signal layer

Who is disclosing activity in DGX?

Latest linked filings in Indy

Congress

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AA Alan Armstrong $1,001 - $15,000 PURCHASE Mar. 27, 2026
JJ Julie Johnson $1,001 - $15,000 SALE Nov. 3, 2025
JL Julia Letlow $1,001 - $15,000 SALE (FULL) Jul. 24, 2025
JL Julia Letlow $1,001 - $15,000 PURCHASE Apr. 28, 2025
CM Carol D. Miller $1,001 - $15,000 SALE (FULL) Mar. 10, 2025

Corporate insiders

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Price

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Showing 1Y history. Source: FMP historical price full.

Prev Close
$235.22
Day High
$235.61
Day Low
$229.01
52w High
$240.13
52w Low
$166.76
Volume
544,502
Avg Volume
Beta
0.571

* TTM/most recent where available

Company

Ticker
DGX
Exchange
Sector
Healthcare
Industry
Medical - Diagnostics & Research
Country
US
CEO
James E. Davis
Employees
57000
Website
www.questdiagnostics.com

Key Metrics

Market Cap
25.9B
P/E
P/B
P/S
EV/EBITDA
ROE
Net Margin
Div Yield
FCF/Share

* TTM/most recent where available

DCF Valuation

↑ Above DCF 11.9%

Standard DCF

$209.68 as of Jul. 30, 2026

Levered DCF

$214.04 as of Jul. 30, 2026

Market Price

$234.57 vs DCF 11.9%

DCF vs Price (30D window)

Price uses last 30 days; DCF line holds latest value across the window.

DCF line = solid green (latest value repeated across window), Price = dashed blue (daily closes).