McKesson (MCK)

The company’s scale allows it to manage high-volume, low-margin distribution efficiently while helping manufacturers reach healthcare customers and helping pharmacies maintain reliable access to medicines. McKesson serves large retail pharmacy chains, independent pharmacies, mail-order providers, and institutional healthcare customers. It also has operations in Canada, where it participates in pharmaceutical distribution and related healthcare services.

Beyond drug wholesaling, McKesson supplies medical-surgical products, equipment, and practice support to healthcare providers. Its offerings extend into oncology and specialty care services, pharmacy technology, clinical workflow tools, and data-driven solutions that support prescribing, reimbursement, inventory management, and patient access. These adjacent businesses help deepen its relationships across the healthcare system and diversify its sources of revenue.

McKesson’s performance is closely tied to prescription volumes, drug pricing dynamics, manufacturer relationships, and the growth of specialty medicines. The company also operates in a highly regulated environment, with ongoing exposure to compliance requirements, reimbursement pressure, and public scrutiny of pharmaceutical distribution. Its competitive position rests on logistics scale, customer relationships, technology capabilities, and reliability in moving essential medicines through a complex healthcare supply chain.