Go Pro
→ Louis Navellier: My #1 AI stock for 2026 (name & ticker inside) (From InvestorPlace) (Ad)tc pixel Free DGX Stock Alerts

Quest Diagnostics (DGX) Stock Chart & Stock Price History

Quest Diagnostics logo
$236.75 -2.65 (-1.11%)
As of 09/4/2026 03:58 PM Eastern
Compare

Quest Diagnostics Stock Price Performance

The Quest Diagnostics (DGX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 29.06%, with a year-to-date return of 36.48%. In the past month, the stock has decreased 0.85%, reflecting recent market activity.

As of the latest close, Quest Diagnostics traded at $236.75 with a market cap of $26.13 billion and volume of 798,698 shares. Five years ago, the stock traded at $155.84, representing a 51.92% increase over that period. At the time, it had a market cap of $19.04 billion and a volume of 844,149 shares.

Receive DGX Stock News and Ratings via Email

Sign-up to receive the latest news and ratings for Quest Diagnostics and its competitors with MarketBeat's FREE daily newsletter.

Subscribe Now
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
5 Day
Performance
+0.34%
1 Month
Performance
-0.85%
3 Month
Performance
+17.94%
Year-To-Date
Performance
+36.48%
1 Year
Performance
+29.06%
5 Year
Performance
+51.92%

DGX Stock Chart for Sunday, September, 6, 2026

DGX Chart by TradingView

Quest Diagnostics Stock Price History

Export
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
09/04/2026$239.60$236.75
-1.19%		$238.92$235.38798,698 shs$26.13 billion
09/03/2026$240.72$239.60
-0.46%		$242.00$236.351.04 million shs$26.44 billion
09/02/2026$235.94$240.72
+2.02%		$242.84$236.271.14 million shs$26.57 billion
09/01/2026$240.96$235.94
-2.08%		$243.72$235.63813,264 shs$26.04 billion
08/31/2026$243.11$240.96
-0.88%		$242.64$239.401.36 million shs$26.59 billion
08/28/2026$244.48$243.11
-0.56%		$245.28$242.27639,931 shs$26.83 billion
08/27/2026$244.78$244.48
-0.12%		$247.19$242.44839,786 shs$26.98 billion
08/26/2026$244.59$244.78
+0.08%		$246.00$243.49811,023 shs$27.02 billion
08/25/2026$243.96$244.59
+0.26%		$245.78$241.79709,151 shs$27.00 billion
08/24/2026$244.34$243.96
-0.16%		$246.00$242.46837,684 shs$26.93 billion
08/21/2026$241.80$244.34
+1.05%		$244.70$239.431.26 million shs$26.97 billion
08/20/2026$241.78$241.80
+0.01%		$245.68$237.531.14 million shs$26.69 billion
08/19/2026$236.71$241.78
+2.14%		$242.39$237.38923,966 shs$26.69 billion
08/18/2026$235.20$236.71
+0.64%		$239.38$236.07693,608 shs$26.13 billion
08/17/2026$234.48$235.20
+0.31%		$237.17$233.00614,222 shs$25.96 billion
08/14/2026$236.41$234.48
-0.82%		$237.70$233.69541,801 shs$25.88 billion
08/13/2026$237.53$236.41
-0.47%		$240.00$235.65549,032 shs$26.09 billion
08/12/2026$237.41$237.53
+0.05%		$238.51$232.28686,798 shs$26.22 billion
08/11/2026$237.46$237.41
-0.02%		$239.92$235.51847,025 shs$26.20 billion
08/10/2026$237.91$237.46
-0.19%		$239.33$235.85856,114 shs$26.21 billion
08/07/2026$238.79$237.91
-0.37%		$239.38$236.34574,509 shs$26.26 billion
08/06/2026$235.76$238.79
+1.28%		$238.88$235.32634,340 shs$26.36 billion
08/05/2026$234.13$235.76
+0.69%		$236.67$232.56674,201 shs$26.02 billion
Related Companies

This page (NYSE:DGX) was last updated on 9/4/2026 by MarketBeat.com Staff.
From Our Partners
The end may be near for these iconic stocks
Marc Chaikin, founder of Chaikin Analytics, says two forces - AI disruption and fracturing global trade - are ...
Chaikin Analytics | Sponsoredtc pixel
The trade I’ve been waiting for since 2011
Ross Givens, Director of Research at Traders Agency, is calling for gold to reach $10,000 an ounce this superc...
Traders Agency | Sponsoredtc pixel
Louis Navellier: My #1 AI stock for 2026 (name & ticker inside)
Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...
InvestorPlace | Sponsoredtc pixel
This looks like plywood. It's not.
AI data centers have a power problem nobody likes to talk about. A single rack of computers can now use more e...
Eagle Publishing | Sponsoredtc pixel
A Simple Guide to Options Trading While It's Still Free
A free copy of Options Trading Made Simple is available now but wont stay that way for long. Chris Rowe cal...
True Market Insiders | Sponsoredtc pixel
Why the Treasury still prices gold at 42 dollars an ounce
The U.S. Treasury still values its gold reserves at 42.22 dollars an ounce, a price set in 1973. Gold trades n...
Golden Portfolio | Sponsoredtc pixel
Here’s the stock symbol I’ve promised
Whitney Tilson of Stansberry Research has long recommended Berkshire Hathaway as a core retirement holding - b...
Stansberry Research | Sponsoredtc pixel
Man who Predicted Trump 2016 Win: “Prepare for Mid-Term Meltdown”
In 2016, major election models gave Hillary Clinton a 99% chance of winning - but former CIA and Pentagon advi...
Paradigm Press | Sponsoredtc pixel