Who Owns Mckesson CORP (MCK)? 13F Institutional Holders (Q2 2026)

MCK ranks #139 out of 37696 tracked stocks by institutional interest — one of the most closely watched names in our coverage.

MCK is a top-conviction position for Carmignac Gestion — at 6.2% of their entire disclosed 13F portfolio, it's one of their largest single bets, not just a passing allocation.

The largest dollar stake in MCK belongs to BlackRock, Inc., but the position matters far more to Carmignac Gestion, who has 6.2% of their own portfolio riding on it — a reminder that the biggest holder by size and the holder with the biggest bet aren't always the same fund.

Barlow Wealth Partners, LLC has added to its MCK position for two straight quarters, increasing it by $16.6M to reach $31.5M today.

CX Institutional has trimmed its MCK position for two straight quarters, cutting it by $5.4M while still holding $6.5M.

MCK is up 0.4% today, and institutions have been net buyers of $46.3B this quarter — today's price move and the underlying institutional flow are pointing the same direction.

MCK posted net income of $4.6B over the trailing twelve months, and currently trades at a P/E of 24.4.

• Profitable — net income of $4.6B over the trailing twelve months
• Revenue grew 8.8% year over year
• Net income improved year over year, from $3.2B to $4.6B
• Generated $6.2B in positive operating cash flow
• Current ratio of 0.85x — below the conventional 1.5x liquidity buffer