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Irving, Texas-based McKesson Corporation (MCK) distributes pharmaceuticals, medical-surgical supplies and health and beauty care products principally in North America. Valued at a market cap of $114.5 billion, the company operates through four segments: U.S. Pharmaceutical, Prescription Technology Solutions (RxTS), Medical-Surgical Solutions, and International.
The company's shares have outperformed the broader market over the past year and in 2026. MCK stock has grown 55.2% over the past 52 weeks and 14% on a YTD basis. In comparison, the S&P 500 Index ($SPX) has returned 11.8% over the past year and declined marginally in 2026.