NYSE · DGX

Quest Diagnostics Incorporated

Healthcare · Medical - Diagnostics & Research

$245.62

Up+$4.88 (+1.99%)

Updated Oct 29, 2026, 3:08 PM

SID Score

6.8/10

Composite research score

Smart Money

47/100

Neutral

Price performance · DGX

DGX price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Oct 28, 2026

Daily close

View OHLC price history

DGX OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Oct 28, 2026	$242.96	$249.73	$242.34	$245.62	932.8K
Oct 27, 2026	$241.96	$243.265	$239.59	$242.56	919.02K
Oct 26, 2026	$243.00	$244.215	$240.98	$242.95	959.62K
Oct 23, 2026	$239.63	$244.33	$239.63	$241.89	933.38K
Oct 22, 2026	$226.50	$246.00	$226.22	$243.28	1.69M
Oct 21, 2026	$235.34	$240.56	$223.50	$238.93	1.21M
Oct 20, 2026	$236.00	$237.29	$234.06	$237.12	1.1M
Oct 19, 2026	$234.40	$235.99	$233.82	$234.91	864.65K
Oct 16, 2026	$239.67	$240.7499	$233.56	$235.00	799.65K
Oct 15, 2026	$235.85	$239.17	$235.57	$239.15	1M
Oct 14, 2026	$231.32	$234.97	$231.32	$233.43	1.2M
Oct 13, 2026	$233.13	$234.33	$230.23	$230.46	1.01M
Oct 12, 2026	$228.66	$234.6399	$228.66	$232.63	865.23K
Oct 9, 2026	$227.86	$232.18	$227.86	$230.97	775.46K
Oct 8, 2026	$228.16	$231.08	$226.36	$230.81	941.88K
Oct 7, 2026	$228.51	$229.80	$226.81	$227.06	927.43K
Oct 6, 2026	$229.92	$232.09	$225.78	$228.39	1.78M
Oct 5, 2026	$232.93	$233.65	$229.955	$232.22	1.01M
Oct 2, 2026	$230.58	$233.48	$228.83	$233.33	1.1M
Oct 1, 2026	$232.74	$233.33	$230.47	$231.09	992.18K
Sep 30, 2026	$233.33	$236.965	$230.84	$233.07	1.09M