Blair William & Co. IL Boosts McKesson Corporation Stake

Investment firm increases holdings in pharmaceutical distributor by 12.5% in Q3

Published on Mar. 10, 2026

According to a recent SEC filing, investment management firm Blair William & Co. IL raised its stake in McKesson Corporation (NYSE: MCK) by 12.5% during the third quarter of 2025. The firm now owns 14,057 shares of the pharmaceutical distribution company's stock, valued at $10.86 million as of the latest reporting period.

Why it matters

McKesson is one of the largest pharmaceutical distributors in the United States, playing a critical role in the healthcare supply chain. Institutional investor activity in the company's stock can provide insights into market sentiment and future performance expectations.

The details

Blair William & Co. IL, an investment management firm based in Illinois, increased its holdings in McKesson Corporation by 1,565 shares during the third quarter of 2025. This represents a 12.5% increase in the firm's position in the company. McKesson is a global healthcare services and distribution company that supplies pharmaceuticals, medical-surgical products, and healthcare technology solutions.

  • The filing was made on March 10, 2026, covering the third quarter of 2025.

The players

Blair William & Co. IL

An investment management firm based in Illinois that manages a portfolio of stocks, including a position in McKesson Corporation.

McKesson Corporation

A global healthcare services and distribution company that supplies pharmaceuticals, medical-surgical products, and healthcare technology solutions.

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The takeaway

The increase in Blair William & Co. IL's stake in McKesson Corporation suggests the investment firm sees continued growth potential in the pharmaceutical distribution company, which plays a vital role in the healthcare supply chain.