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Below is a table of the MCK shares outstanding history going back to 4/30/2010:
Also see: MCK Market Cap History MCK YTD Return |
MCK Shares Outstanding History — McKesson Share Count Over Time
As of 4/30/2026 McKesson has 120.20 million MCK shares outstanding. Investors often track the MCK shares outstanding history to compare shareholder return trends against the change in share count over time.
This page shows MCK share count trends over time, with 65 historical shares outstanding datapoints presented, dating back to 4/30/2010.
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MCK Historical Shares Outstanding: -4.96% CAGR 
Mouse over chart for data details
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| MCK Stock Price Chart |
| About McKesson Corp |
| McKesson Corporation is a provider of diversified healthcare services. Co. is engaged in advancing health outcomes for patients everywhere. Its U.S. Pharmaceutical segment distributes branded, generic, specialty, biosimilar, and over the counter (OTC) pharmaceutical drugs and other healthcare-related products in the U.S.. Its Prescription Technology Solutions segment helps solve medication access, affordability, and adherence challenges for patients by working across healthcare to connect patients, pharmacies, providers, pharmacy benefit managers, health plans, and biopharma companies. We show 65 historical shares outstanding datapoints in our coverage of MCK's shares outstanding history. Understanding the changing numbers of MCK shares outstanding — and comprehending the concept of differing number of shares outstanding in general comparing companies like MCK versus peers — is critical for investors. Many "beginner" or "novice" investors will look at one stock trading at a price of $10 per share and another trading at a price of $20 per share and think the latter company is worth twice as much. Of course, that is a completely meaningless comparison without also knowing how many shares outstanding there are for each of the two companies. Furthermore, via issuance of new shares over time, or the repurchase of existing shares, the number of shares outstanding can fluctuate over the course of history. With this page we aim to empower investors researching MCK by allowing them to research MCK shares outstanding history as well as any other stock in our coverage universe. |
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| MCK Share Performance |
| Shares Outstanding Peers |
| McKesson (MCK) is categorized under the Healthcare sector; to help you further research historical shares outstanding numbers, below are some other companies in the same sector:
MCRB Shares Outstanding History MD Shares Outstanding History MDCO Shares Outstanding History MDGL Shares Outstanding History MDT Shares Outstanding History MDXG Shares Outstanding History ME Shares Outstanding History MEDP Shares Outstanding History MEIP Shares Outstanding History MGEN Shares Outstanding History More Healthcare companies » |
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