Quest Diagnostics Incorporated (DGX) Market Cap & Valuation Ratios
Quest Diagnostics Incorporated (DGX) has a market cap of $26.6B, a trailing P/E of 24.1 and a price-to-sales ratio of 2.3, with earnings according to EquiReason's reading of its SEC filings.
Source: SEC EDGAR filings · figures as of 2026-09-30 · read by EquiReason
DGXQuest Diagnostics IncorporatedFollow DGX — free
—
Price chart with a free account
- Market cap
- 26.6B
- P/E TTM
- 24.1
- Dividend yield
- 1.4%
- 52-week
- —
- Next earnings
- 8 Feb, in 107 days
Peers
diagnostics & research · nearest by market cap · trailing 12 months| Company | Mkt cap, $B | P/E | EV/Sales | EV/EBITDA | FCF yield | Rev. growth | Op. margin | ROIC |
|---|---|---|---|---|---|---|---|---|
| DGX | 27 | 24.1 | 2.6 | 13.6 | 5.2% | +9% | 15% | 11% |
| IQV | 46 | 34.7 | 3.5 | 17.7 | 4.7% | +8% | 13% | 9% |
| WAT | 45 | — | 10.6 | 52.1 | 0.9% | +52% | 7% | 2% |
| IDXX | 44 | 39.4 | 9.9 | 27.9 | 2.8% | +13% | 32% | 49% |
| ILMN | 41 | 50.3 | 9.2 | 36.0 | 2.3% | +5% | 20% | 19% |
| MTD | 33 | 37.6 | 8.6 | 28.4 | 2.6% | +7% | 28% | 49% |
| LH | 27 | 27.2 | 2.3 | 14.8 | 4.3% | +6% | 10% | 9% |
| GH | 23 | — | 19.6 | — | -1.1% | +43% | -40% | -231% |
| MEDP | 19 | 37.2 | 6.3 | 28.4 | 3.6% | +20% | 21% | — |
| RVTY | 18 | 76.0 | 6.8 | 25.8 | 3.2% | +4% | 12% | 3% |
| CRL | 16 | — | 4.7 | 48.7 | 2.2% | -0.7% | 2% | 1% |
| Median of these 10 | 37.6 | 7.7 | 28.4 | 2.7% | +8% | 13% | 9% |
P/E 24.1 vs. a peer median of 37.6; EV/Sales 2.6 vs. 7.7. DGX's own P/E sits at the 94th percentile of its history.
Growth vs. price
each dot a company · hover or tap for valuesWAT and GH and CRL have no P/E (earnings not positive) and are left out · hover or tap a dot for values.
Quest Diagnostics Incorporated — questions
- What is Quest Diagnostics Incorporated's market cap?
- $26.6B.
- What is Quest Diagnostics Incorporated's P/E ratio?
- 24.1 on trailing twelve-month earnings to 2026-09-30.
- What is Quest Diagnostics Incorporated's price-to-sales ratio?
- 2.3.
Every figure on this page comes from Quest Diagnostics Incorporated's own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.
How these figures are read: methodology · EquiReason.