IDEXX Laboratoriesvs.Labcorp
IDXX vs LH · both in Diagnostics, part of the Medicine, pharma & life science value chain: Tests, imaging and assays that support clinical decision-making.
IDEXX Laboratories is about 1.7× larger than Labcorp by market cap; Labcorp trades at the lower P/E (26.1 vs 39.0); year to date, Labcorp leads (+35.3% vs −17.3%).
Side by side
| IDXX | LH | |
|---|---|---|
| Market cap | $44.4B | $26.2B |
| Price | $550.01 | $337.68 |
| Today | −1.7% | −0.5% |
| Return YTD | −17.3% | +35.3% |
| Return 1Y | −13.3% | +22.0% |
| P/E | 39.0 | 26.1 |
| P/S | 9.8 | 1.8 |
| P/B | 27.6 | 3.0 |
Data as of 2026-08-26 · updates daily after U.S. close
The two companies
IDEXX LaboratoriesIDXX
Vets are the customers. IDEXX sells the analysers that sit in the clinic, runs the reference laboratories that handle samples sent out, and writes the software the practice runs on.
Full IDXX profile →LabcorpLH
Samples from across the US end up in Labcorp's laboratories, which handle routine clinical testing alongside genomics and specialty assays. A contract research arm works for drug developers.
Full LH profile →More IDXX & LH comparisons
Other head-to-heads in the Diagnostics segment.