Labcorp Holdings Inc. (LH), headquartered in Burlington, North Carolina, provides laboratory services. Valued at $21.7 billion by market cap, the company specializes in providing clinical lab tests for allergies, genetics and genomics, colorectal cancer, diabetes, chronic kidney disease, and pregnancy, as well as clinical trials for oncology and COVID-19.
Companies worth $10 billion or more are generally described as “large-cap stocks,” and LH perfectly fits that description, with its market cap exceeding this mark, underscoring its size, influence, and dominance within the diagnostics & research industry. LH leads with 5,000+ tests, including oncology and genomics, plus a broad patient-service center network. The mix of scale, advanced offerings, and accessibility strengthens retention and drives growth.