Top Healthcare Companies in USA List by Market Cap as of August 2026

Haemonetics Corporation is a Blood Management Solution company. The company products are surgical and diagnostic devices and blood and plasma center devices. It services are education and change management and process improvement. The headquarters is in USA.

Adaptive Biotechnologies Corporation is a Life Science Equipment and Technology company. The company products and services of both current and pipeline, supporting life sciences research, clinical diagnostics and drug discovery, aim is to add an entirely new dimension to the diagnosis and treatment of disease from cancer to autoimmune conditions to infectious diseases. The headquarters is in USA.

Denali Therapeutics is a Biotechnology company focused on Neurodegenerative Diseases. The headquarters is in USA.

Option Care Health is a Exceptional Infusion Therapy Services company. It provide extraordinary care that changes lives through a comprehensive approach to care along every step of the infusion therapy process including intake coordination, insurance authorization, resources for financial assistance, education and customized treatments. The company commitment to clinical excellence are those between team of more than 2,900 clinicians and the patients they serve. The headquarters is in USA.

ArQule is Biopharmaceutical company with headquarters is in Massachusetts, USA.

Merck acquired ArQule in 2020 for 2.7 Billion USD.

Livongo Health is a Biotechnology company. The headquarters is in USA.

Teladoc which provides virtual doctors acquired Livongo in October-2020 for 18.5 Billion USD.

Synthorx is a Clinical Stage Biotechnology company. It is focused on prolonging and improving the lives of people with cancer and autoimmune disorders and platform technology expands the genetic code by adding a new DNA base pair and is designed to create optimized biologics referred to as Synthorins. The headquarters is in USA.

Assore delisted from JSE in March-2020.