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 (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Assenagon Asset Management S.A., State Street Corp, Manufacturers Life Insurance Company, The, Envestnet Asset Management Inc, and Citadel Advisors Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Envestnet Asset Management IncSell-135,397-11.9%998,086$166.35MQ2 2026Sep 23, 2026
Envestnet Portfolio Solutions, Inc.Sell-22,743-71.8%8,954$1.49MQ2 2026Sep 23, 2026
Qrg Capital Management, Inc.Sell-1,138-5.5%19,518$3.25MQ2 2026Sep 23, 2026
State Street CorpBuy+330,731+1.5%22,401,676$3.73BQ2 2026Sep 22, 2026
Andra Ap-FondenBuy+5,200+9.4%60,610$10.10MQ2 2026Sep 22, 2026
Anchor Investment Management, LlcBuy+248+229.6%356$59.38KQ2 2026Sep 15, 2026
Reynders Mcveigh Capital Management, LlcSell-76-5.1%1,425$238.00Q2 2026Sep 15, 2026
Manufacturers Life Insurance Company, TheBuy+294,130+18.7%1,867,077$311.19MQ2 2026Sep 09, 2026
Integrated Wealth Concepts LlcSell-5,991-34.5%11,396$1.90MQ2 2026Sep 09, 2026
Parkside Financial Bank & TrustSell-69-4.9%1,346$224.34KQ2 2026Sep 04, 2026
Citadel Advisors LlcBuy+94,321+69.1%230,808$38.47MQ2 2026Sep 02, 2026
Allianz Asset Management GmbhSell-10,165-19.0%43,427$7.24MQ2 2026Sep 02, 2026
Brown, Lisle/Cummings, Inc.Buy+7+0.0%20,401$3.40MQ2 2026Sep 02, 2026
Cornerstone Financial Management LlcBuy+29+111.5%55$9.17KQ2 2026Aug 28, 2026
Corient Private Wealth LlcBuy+82,194+36.9%304,876$50.81MQ2 2026Aug 27, 2026
Wellington Grp LlcBuy+1,545—1,545$257.50KQ2 2026Aug 26, 2026
California State Teachers Retirement SystemBuy+6,128+0.8%735,926$122.66MQ2 2026Aug 24, 2026
Vancity Investment Management LtdSell-3,338-4.4%72,512$12.09MQ2 2026Aug 24, 2026
Cyber Hornet Etfs LlcSell-34-2.5%1,312$218.67KQ2 2026Aug 24, 2026
Assenagon Asset Management S.A.Buy+497,177+316.2%654,434$109.07MQ2 2026Aug 21, 2026
Deprince Race & Zollo IncSell-1,177-0.7%169,099$28.18MQ2 2026Aug 20, 2026
Stock Yards Bank & Trust CoSell-78,545-60.8%50,581$8.43MQ2 2026Aug 19, 2026
Sustainable Insight Capital Management, LlcSell-26,799-79.2%7,028$1.17MQ2 2026Aug 19, 2026
Mercer Global Advisors IncSell-13,889-14.4%82,638$13.77MQ2 2026Aug 19, 2026
Kingsview Wealth Management, LlcSell-8,930-17.7%41,516$6.92MQ2 2026Aug 19, 2026
Rakuten Investment Management, Inc.Buy+6,666+9.2%78,803$13.14MQ2 2026Aug 18, 2026
Beacon Pointe Advisors, LlcSell-6,006-24.2%18,848$3.14MQ2 2026Aug 18, 2026
Glenview Trust CoSell-840-0.9%91,519$15.25MQ2 2026Aug 18, 2026
Fulcrum Asset Management LlpSell-110-4.0%2,611$435.28KQ2 2026Aug 18, 2026
Public Employees Retirement System Of OhioSell-13,832-6.9%185,571$30.93MQ2 2026Aug 17, 2026
Showing 30 of 1,447

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.