Whale Analyzer
Top public holders · 13F and disclosure aggregation

Who owns MCK? 13F holders and whale ownership

MCK is tracked across public portfolios in Whale Analyzer. This page answers who owns MCK, which top funds are buying MCK, aggregate disclosed value, and recent position changes based on public data.

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3Tracked holders
$740.6MAggregate reported value
2026-05-19Page updated
2 reduced, 1 newRecent changes

Top holders

InvestorReported valueSharesChange
NPS Korea 13F portfolio
National Pension Service holdings
$342.9M396.2KReduced
Stephen Mandel 13F portfolio
Lone Pine Capital holdings
$339.4M392.2KNew
Ray Dalio 13F portfolio
Bridgewater Associates holdings
$58.3M67.4KReduced

How to read this page

Values are reported public positions from tracked investors and institutions. They are not real-time ownership totals for the company.

This page is generated from public filings and public disclosures. It is for research and education only and is not investment advice.

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Frequently asked questions

Who owns MCK stock?

Whale Analyzer tracks 3 public institutional holders of MCK with a combined reported value of $740.6M. See the holder table above for the largest tracked positions.

Which top funds are buying MCK?

Check the "Change" column in the holders table above. "New" means a fresh position was initiated, "Added" means an existing position was increased, and "Reduced" or "Sold" indicates trimming.

What does 13F ownership mean for MCK?

Use the interactive MCK dashboard on Whale Analyzer for real-time holder analysis, or read our 13F Alpha Signals Guide.