MCKESSON CORP (MCK) Institutional Ownership Changes & 13F Activity

MCKESSON CORP (MCK). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Lone Pine Capital, Renaissance Technologies LLC, Cullen Value Fund, Sequoia Financial Advisors, and Muhlenkamp & Co.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2016Renaissance Technologies LLCBuy660,900758,300$126,447
Q3 2016Meritage GroupBuy3,9801,112,142$185,450
Q3 2016Muhlenkamp & CoSell-43045,753$7,629
Q2 2016Renaissance Technologies LLCSell-438,10097,400$18,180
Q2 2016Muhlenkamp & CoBuy46,18346,183$8,620
Q2 2016Parnassus Endeavor FundSell-40,00040,000$7,466
Q2 2016Meritage GroupBuy2,7631,108,162$206,838
Q2 2016Sequoia Financial AdvisorsBuy1,1521,152$215
Q1 2016Meritage GroupBuy1,105,3991,105,399$173,824
Q1 2016Arbiter Partners Capital ManagementBuy3,0003,000$472
Q1 2016Dodge & Cox Stock FundBuy2,5902,590$407
Q4 2015Viking Global InvestorsBuy487,7672,761,995$544,748
Q4 2015Parnassus Endeavor FundBuy80,00080,000$15,778
Q3 2015Viking Global InvestorsBuy1,648,6602,274,228$420,800
Q3 2015Renaissance Technologies LLCSell-10,900535,500$99,084
Q2 2015Viking Global InvestorsSell-636,006625,568$140,634
Q2 2015Renaissance Technologies LLCBuy385,300546,400$122,836
Q2 2015Eagle Capital ManagementBuy12,64612,646$2,843
Q1 2015Third PointBuy625,600625,600$141,511
Q4 2014Egerton Capital UKSell-177,684635,286$131,873
Q3 2014Renaissance Technologies LLCSell-300,800161,100$31,361
Q3 2014Egerton Capital UKBuy276,659812,970$158,261
Q2 2014Egerton Capital UKBuy536,311536,311$99,866
Q2 2014Renaissance Technologies LLCBuy416,500461,900$86,010
Q4 2013Viking Global InvestorsBuy1,261,5741,261,574$203,618
Q4 2013Renaissance Technologies LLCSell-516,60045,400$7,328
Q3 2013Renaissance Technologies LLCBuy149,100562,000$72,105
Q2 2013Renaissance Technologies LLCBuy412,900412,900$47,277

Frequently asked questions about MCK activity

  • Which institutional owners are buying MCK?

    Institutional owners buying MCK include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in MCK activity?

    "Buy" means an investor increased their reported position in MCK compared to the prior reporting period. This reflects growing exposure to MCKESSON CORP (MCK) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in MCK increasing?

    Institutional interest in MCK can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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