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Quest Diagnostics Inc. (DGX)

NYSE

$237.08

$-2.26

(-0.94%)

After-Hours

Quest Diagnostics Inc. (DGX) Live Price Chart

Last updated: ⁦2026-09-04 22:34:40⁩. Prices reflect the latest after-hours trading data. Stock price data is sourced from Massive.

Summary

Quest Diagnostics Inc. (DGX) operates in the SERVICES-MEDICAL LABORATORIES sector and is listed on NYSE. The stock is currently priced at $237.08, with a market capitalization of $26.58B and a P/E ratio of 24.95. Over the past 52 weeks, its price has ranged from $171.18 to $247.19. This page covers its latest market performance, valuation, price trends and company information.

Key Market Data

Market Cap	$26.58B
Open	$235.38
Day's High	$247.19
Day's Low	$29.74
Previous Close	$239.40
Volume	594.57K
Average Volume	--
P/E Ratio	24.95
52-Week High	$247.19
52-Week Low	$171.18
Dividend Yield	1.56%
Earnings Date	--

Quest Diagnostics Inc. (DGX) After-Hours Stock Price

Quest Diagnostics Inc. (DGX) is trading at $241.60 in after-hours trading as of 2026-09-04 22:25:00, up 0.92% ($2.20) from the regular-session close of $239.40.

After-hours trading shows how investors are pricing DGX after the regular session closes. The current after-hours price is above the regular-session close, indicating positive after-hours sentiment.

Quest Diagnostics Inc. (DGX) 7-Day Stock Price Change

Over the past seven days, Quest Diagnostics Inc. (DGX) moved from $241.99 to $237.08, representing a decline of 2.03% ($4.91).

The stock traded between $235.38 and $239.17 during the period. The latest price is near the middle of the 7-day range, indicating moderate downward.

The average daily volume was 948.24 thousand shares, up versus the previous seven-day period, indicating higher trading activity.

DGX 52-Week Price Position

Position in Range: 86.7%

52W Low$171.18

52W High$247.19

DGX is currently trading at $237.08, placing it 86.7% of the way from its 52-week low of $171.18 to its 52-week high of $247.19. This percentage reflects the stock's relative position within its 52-week trading range, not its valuation or future performance.

What is Quest Diagnostics Inc. (DGX)?

Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the US. The company generates over 97% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,400 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.

Quest Diagnostics Inc. Information

Industry	SERVICES-MEDICAL LABORATORIES
Employees	57000
Exchange	NYSE
Company Website	https://www.questdiagnostics.com

How to Buy Quest Diagnostics Inc. (DGX) Stock on MEXC

Eligible investors can buy real shares of Quest Diagnostics Inc. (DGX) through MEXC RealStocks. Follow these three steps to open a RealStocks account, transfer USDT, and place a US stock order.

Step 1: Open and Verify Your RealStocks Account

Log in to the MEXC App, go to Trade → RealStocks, and select Open Account. Complete the required account-opening and identity verification process with MEXC's partner licensed broker.

Step 2: Transfer USDT to Your RealStocks Account

Go to Wallets → RealStocks and transfer USDT from your Spot Account to your RealStocks Account. RealStocks are quoted in USD, while account funding can be completed using USDT.

Step 3: Search for DGX and Place Your Order

Open the RealStocks trading page and search for DGX. Select a market or limit order, enter the price and quantity as required, review the order details, and submit your order. Once filled, the corresponding real shares will be held in your RealStocks Account.

Frequently Asked Questions (FAQ)

1.What is Quest Diagnostics Inc. (DGX) stock price today?

Quest Diagnostics Inc. (DGX) is currently trading at $ 237.08, down 0.97% ($2.32) from the previous close of $ 239.40. Intraday prices update in real time during regular trading hours.

2.Is DGX stock going up or down today?

As of 2026-09-04 22:25:00, DGX is trading at $ 237.08, down 0.97% ($2.32) from its previous close of $ 239.40. The stock has traded between $ 29.74 and $ 247.19 during today’s regular session. Past price movements do not guarantee future results.

3.What is DGX pre-market price?

As of 2026-09-04 22:25:00, DGX is trading at $ 237.50 in pre-market trading, down 0.79% ($1.90) from the previous close of $ 239.40. Pre-market prices reflect trading activity before the regular session opens and may experience lower liquidity and higher volatility.

4.What is DGX after-hours price?

As of 2026-09-04 22:25:00, DGX is trading at $ 241.60 in after-hours trading, up 0.92% ($2.20) from the regular-session close of $ 239.40. After-hours prices may differ from the regular session’s opening price due to lower liquidity and wider bid-ask spreads.

5.Is DGX stock trading now?

DGX trades on the NYSE exchange during regular hours, Monday through Friday, 9:30 AM to 4:00 PM ET, excluding public holidays. Pre-market and after-hours trading are also available through select brokers outside these hours.

6.Where does DGX sit relative to its 52-week high and low?

Over the past 52 weeks, DGX has traded between a low of $ 171.18 and a high of $ 247.19. At $ 237.08, the stock is positioned 86.7% of the way from its 52-week low to its 52-week high, providing context for its current price within the one-year trading range.

7.What sector is Quest Diagnostics Inc. in?

Quest Diagnostics Inc. (DGX) operates in the SERVICES-MEDICAL LABORATORIES sector. Sector classification helps investors compare it with companies exposed to similar market trends and competitive conditions.

8.What is Quest Diagnostics Inc.'s market capitalization and where is it listed?

Quest Diagnostics Inc. is listed on the NYSE exchange with a market capitalization of $ 26.58B. Market cap reflects the total market value of all outstanding shares and is commonly used to classify stocks by size.

9.How is DGX valued in terms of P/E ratio and EPS?

DGX trades at a P/E ratio of 24.95, based on trailing-twelve-month EPS of $ 9.59. P/E ratio compares the stock price to earnings per share and is a common starting point for assessing valuation relative to peers.

10.Does Quest Diagnostics Inc. pay a dividend?

Quest Diagnostics Inc. pays an indicated annual cash dividend of $ 3.70 per share, with a current dividend yield of 1.56% based on the latest share price. Dividend policies are subject to change at the board's discretion.