Quest Diagnostics Incorporated (DGX) Competitors & Peers
The 5 largest companies in the same industry as Quest Diagnostics Incorporated, by market value — each comparable links to its own dossier. Numbers are code-computed, never estimated.
| Ticker | Relationship | Price | Comparables |
|---|---|---|---|
| TMO | Peer | $716.80 | P/E 37.8RSI 60Cap 266.4 B |
| DHR | Peer | $234.79 | P/E 38.9RSI 58Cap 165.4 B |
| IDXX | Peer | $695.20 | P/E 46.9RSI 71Cap 54.8 B |
| NTRA | Peer | $314.39 | RSI 31Cap 45.0 B |
| A | Peer | $177.70 | P/E 35.0RSI 56Cap 50.2 B |
How these relationships were derived
Every relationship below carries its provenance. A confirmed edge is sourced from a public filing or disclosure and links to it; an AI-inferred edge is surfaced by the relationship model and is unverified — shown for color, not as evidence.
Model-inferred relationships (unverified)
Suggested by the relationship model, with no public source on file. Treat each as a lead worth checking, not as evidence.
- HOLXPartner
Quest Diagnostics utilizes Hologic's ThinPrep liquid-based cytology systems and Aptima molecular assays under a long-term strategic women's health testing alliance.
Model-inferred, unverified — treat as a lead, not evidence - SHS.DECustomer
Quest Diagnostics entered a major multi-year strategic agreement in 2020 to deploy up to 120 Atellica Solution immunoassay systems across its laboratories, making Siemens Healthineers a primary supplier for Quest's immunoassay testing.
Model-inferred, unverified — treat as a lead, not evidence - BDXCustomer
Quest Diagnostics is a major diagnostic laboratory customer that purchases BD Life Sciences' flow cytometers, BD COR molecular diagnostic instruments, and specimen collection consumables.
Model-inferred, unverified — treat as a lead, not evidence