Mckesson MCK Institutional Ownership

Updated Oct 16, 2026

McKesson Corp (NYSE:MCK) had 2,003 institutional holders reporting a position on Form 13F for the quarter ended June 30, 2026.

• Together they owned 89.13% of the outstanding stock in Q2 2026, up from 86.17% a quarter earlier.
• Total shares held in MCK fell 0.66% from Q1 2026; the number of holders rose 12.02% from Q2 2025.
• Of these 2,003 holders, 878 added to their positions, 788 reduced their stakes and 337 left their positions unchanged.
• Altogether, institutional holders owned 105.8Mn MCK shares at the end of Q2 2026, down 707.12K from the prior quarter and down 2Mn from a year earlier.
• As of June 30, 2026, the biggest holder of McKesson was BlackRock, Inc. with 10.8Mn shares, or 9.09% of shares outstanding.
• Among holders that already owned McKesson, the biggest buyers in Q2 2026 were Morgan Stanley (+3.01Mn shares), Jane Street Group, LLC (+666.33K shares), Corient Private Wealth LP (+565.84K shares), DZ BANK AG Deutsche Zentral Genossenschafts Bank (+491.83K shares) and D. E. Shaw & Co., Inc. (+430.5K shares).
• On the other side, among holders that kept a position in McKesson, the largest reductions in Q2 2026 came from JPMorgan Chase & Co (-1.52Mn shares), FMR LLC (-1.47Mn shares), BlackRock, Inc. (-623.33K shares), AllianceBernstein L.P. (-553.7K shares) and Invesco Ltd. (-510.43K shares).
• Business Quant data shows the 10 biggest positions in McKesson as of Q2 2026 were held by BlackRock, Inc. (10.8Mn shares), Vanguard Capital Management LLC (7.85Mn shares), State Street Corp (5.73Mn shares), Morgan Stanley (5.31Mn shares), Franklin Templeton Inc (2.91Mn shares), Vanguard Portfolio Management LLC (2.87Mn shares), Geode Capital Management, LLC (2.82Mn shares), Massachusetts Financial Services Co (2.45Mn shares), FMR LLC (2.13Mn shares) and JPMorgan Chase & Co (1.75Mn shares).