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Quest Diagnostics Incorporated logo

NYSE · DGX

Quest Diagnostics Incorporated

Healthcare · Medical - Diagnostics & Research

$251.82

Down-$1.10 (-0.43%)

Updated Nov 1, 2026, 3:01 PM

SID Score

6.8/10

Composite research score

Smart Money

47/100

Neutral

Market cap
20.28B
P/E ratio
20.98
Dividend yield
1.57%
52-week range
$173.51 – $256.99
Volume
919.59K
Avg. volume
1.05M

Price performance · DGX

DGX price history

1M range · 20 trading sessions · Daily adjusted prices

Prices through Oct 30, 2026

DGX closed at $251.82 after 20 trading sessions, up 8.44% for the selected period.

Last close
$251.82
Period change
+8.44%
Period low
$227.06
Period high
$252.92
Daily close
View OHLC price history
DGX OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Oct 30, 2026$255.14$256.99$250.9526$251.82919.59K
Oct 29, 2026$246.25$253.12$245.40$252.92946.28K
Oct 28, 2026$242.96$249.73$242.34$245.62932.8K
Oct 27, 2026$241.96$243.265$239.59$242.56919.02K
Oct 26, 2026$243.00$244.215$240.98$242.95959.62K
Oct 23, 2026$239.63$244.33$239.63$241.89933.38K
Oct 22, 2026$226.50$246.00$226.22$243.281.69M
Oct 21, 2026$235.34$240.56$223.50$238.931.21M
Oct 20, 2026$236.00$237.29$234.06$237.121.1M
Oct 19, 2026$234.40$235.99$233.82$234.91864.65K
Oct 16, 2026$239.67$240.7499$233.56$235.00799.65K
Oct 15, 2026$235.85$239.17$235.57$239.151M
Oct 14, 2026$231.32$234.97$231.32$233.431.2M
Oct 13, 2026$233.13$234.33$230.23$230.461.01M
Oct 12, 2026$228.66$234.6399$228.66$232.63865.23K
Oct 9, 2026$227.86$232.18$227.86$230.97775.46K
Oct 8, 2026$228.16$231.08$226.36$230.81941.88K
Oct 7, 2026$228.51$229.80$226.81$227.06927.43K
Oct 6, 2026$229.92$232.09$225.78$228.391.78M
Oct 5, 2026$232.93$233.65$229.955$232.221.01M

Latest DGX news

The latest Smart Investors Daily articles mentioning DGX.

DGX research

Overview

Company profile and research snapshot.

Company profile

Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the US. The company generates over 95% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,300 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk-assessment services, and information technology solutions.

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Analyst outlook

Consensus and target data currently published for this company.

Consensus
Hold
Average target
$201.60
Implied upside
—
Analysts
24
DGX recent ratings
DateFirmRatingTarget
Oct 7, 2026BarclaysOverweight—
Sep 21, 2026Truist SecuritiesHold—
Sep 8, 2026UBSNeutral—
Jul 28, 2026JP MorganNeutral—
Jul 24, 2026BarclaysOverweight—
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AI research layers

Interpretive context generated from the platform’s current data sources.

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