MARSH & MCLENNAN COS (MMC) Institutional Ownership Changes & 13F Activity

MARSH & MCLENNAN COS (MMC). 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 AKO Capital, Jensen Investment Management, Parnassus Endeavor Fund, Renaissance Technologies LLC, and Torray Fund.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2015Sound Shore ManagementSell-108,6412,794,226$145,914
Q3 2015Torray FundBuy870189,011$9,870
Q2 2015Renaissance Technologies LLCSell-268,10074,800$4,241
Q2 2015Torray FundBuy183,833188,141$10,668
Q2 2015Sound Shore ManagementSell-118,8192,902,867$164,593
Q1 2015Renaissance Technologies LLCBuy338,500342,900$19,233
Q1 2015Sound Shore ManagementBuy284,8623,021,686$169,486
Q1 2015Torray FundSell-181,8054,308$242
Q1 2015Olstein Capital ManagementBuy28,000136,000$7,628
Q1 2015Dodge & Cox Stock FundSell-1,38010,360$581
Q4 2014Renaissance Technologies LLCSell-29,1004,400$252
Q4 2014Sound Shore ManagementBuy19,3462,736,824$156,656
Q4 2014Torray FundBuy1,795186,113$10,653
Q4 2014Dodge & Cox Stock FundBuy86011,740$672
Q3 2014Viking Global InvestorsBuy1,332,7001,332,700$69,754
Q3 2014Sound Shore ManagementBuy57,9812,717,478$142,233
Q3 2014Torray FundSell-53,200184,318$9,647
Q3 2014Dodge & Cox Stock FundBuy10,88010,880$569
Q2 2014Sound Shore ManagementBuy35,8572,659,497$137,815
Q1 2014Sound Shore ManagementSell-194,5922,623,640$129,345
Q1 2014Olstein Capital ManagementBuy38,000108,000$5,324
Q4 2013Sound Shore ManagementSell-426,5132,818,232$136,290
Q4 2013Torray FundSell-85,600237,518$11,486
Q4 2013Olstein Capital ManagementBuy70,00070,000$3,385
Q3 2013Renaissance Technologies LLCSell-1,083,00033,500$1,459
Q3 2013Sound Shore ManagementSell-53,9143,244,745$141,309
Q2 2013Sound Shore ManagementBuy3,298,6593,298,659$131,682
Q2 2013Renaissance Technologies LLCBuy1,116,5001,116,500$44,571
Q2 2013Torray FundBuy323,118323,118$12,899

Frequently asked questions about MMC activity

  • Which institutional owners are buying MMC?

    Institutional owners buying MMC 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 MMC activity?

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

  • Is institutional interest in MMC increasing?

    Institutional interest in MMC 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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