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

VERTEX PHARMACEUTICALS is USA Based Bio-Technology, Bio-Pharmaceutical and Healthcare Company.It have research and development sites, manufacturing facilities and offices around the world. The company locations are North America, Europe, Australia, South America.

As on 2022, VERTEX PHARMACEUTICALS has 4,500 employees.

VERTEX PHARMACEUTICALS annual revenue generated for period ending Dec-2022 was 8,930 million USD.

McKesson is the oldest and largest healthcare company in the nation, serving more than 50% of U.S. hospitals and 20% of physicians. They deliver one-third of all medications used daily in North America with operations in more than 16 countries. Company has more than 2000 pharmacies. Headquarters is in New York, USA.

As on 2022, McKesson has 75,000 employees.

McKesson annual revenue generated for period ending Mar-2022 was 263,966 million USD.

REGENERON PHARMACEUTICALS is Bio-Pharmaceutical company with headquarters is in New York, USA.

As on 2022, REGENERON PHARMACEUTICALS has 11,851 employees.

Pharmaceutical and Medicine distribution company with headquarters is in USA. They had more than 3000 pharmacies.

As on 2022, Cencora Inc. has 44,000 employees.

In 2023, AMERISOURCEBERGEN CORPORATION renamed it's brand to CENCORA INC.

Cardinal Health, Inc. (NYSE: CAH) is a global, integrated healthcare services and products company, providing customized solutions for hospitals, health systems, pharmacies, ambulatory surgery centers, clinical laboratories and physician offices worldwide. Headquarters is in USA.

As on 2022, Cardinal Health, Inc. has 46,500 employees.

Cardinal Health, Inc. annual revenue generated for period ending Jun-2022 was 181,364 million USD.

Alexion Pharmaceuticals is USA based pharmaceutical company with headquarters is in Connecticut, USA.

Astrazeneca acquired Alexion Pharmaceuticals for 39 Billion USD.

IDEXX Laboratories, Inc. is a leader in pet healthcare innovation, serving practicing veterinarians around the world. Headquarters is in USA.

Idexx is animal healthcare company and they have over 7,000 employees across 175 countries.

Idexx Laboratories engaged in the development, manufacture, and distribution of products and services for the companion animal veterinary, livestock and poultry, water testing, and dairy markets.

IQVIA HOLDINGS provides Data, Clinical Trails Data, Information, Analytics and Technology to Healthcare Companies. Headquarters is in USA.IQVIA creates intelligent connections across all aspects of healthcare through its analytics, transformative technology, big data resources and extensive domain expertise. IQVIA is a global provider of advanced analytics, technology solutions, and clinical research services to the life sciences industry.

ALNYLAM PHARMACEUTICALS is Biopharmaceutical company with headquarters is in Massachusetts, USA.ALNYLAM leaders from the biopharmaceutical industry, bringing together their experiences of drug discovery, drug development, and commercialization.Alnylam has led the translation of RNAi (RNA interference) from Nobel Prize-winning discovery into an innovative, entirely new class of medicines.

Zoetis is a Pharmaceutical company manufacturing medicine and vaccinations for animals. Headquarters is in USA. As on 2021, Zoetis have over 12,100 employees. Zoetis headquarters is in USA.

As on 2022, Zoetis has 13,800 employees.

Zoetis annual revenue generated for period ending Dec-2022 was 8,080 million USD.

Zoetis annual net income generated for period ending Dec-2022 was 2,114 million USD.