QUEST DIAGNOSTICS INCORPORATED

DGX · NEW YORK STOCK EXCHANGE INC.

Medical Laboratories · US

Quest Diagnostics empowers people to take action to improve health outcomes. Derived from the world's largest database of clinical lab results, our diagnostic insights reveal new avenues to identify and treat disease, inspire healthy behaviors and improve health care management. Quest annually serves one in three adult Americans and half the physicians and hospitals in the United States, and our 47,000 employees understand that, in the right hands and with the right context, our diagnostic insights can inspire actions that transform lives.

ESG Overview

Overall: B (Medium)

E: BS: BBG: B

ESG grades from public dataset.

ESG data: Public Company ESG Ratings (CC BY-NC-SA 4.0)

Market Data

Price $200.90 -0.68 (-0.34%)

Market Cap$22.15B

P/E Ratio22.33

EPS$—

52W High$213.50

52W Low$157.20

Beta0.65

Data from Finnhub · Updated Mar 10, 2026