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Marsh & McLennan Companies, Inc.

MRSH
Exchange
NYSE
Industry
Insurance Agents, Brokers & Service
SEC CIK
0000062709

In the last 90 days, Marsh & McLennan Companies, Inc. insiders filed 0 open-market purchases and 6 sales; 1,506 institutions reported holding it in 13F filings for Q2 2026, worth $73.1B in total; superinvestors Harris Associates (Oakmark) and Markel Group hold it.

13F holders, Q4 2025

Institutional positions in Marsh & McLennan Companies, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,594
+51 vs. Q3 2025
Shares held
435.8M
+3.70M (+0.9%) vs. Q3 2025
Total value
$80.9B
−$6.18B (−7.1%) vs. Q3 2025
New holders
219
527 more added
Sold out
168
644 more reduced

33 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MRSH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 1,594 institutions
Q1 2021: 979 institutionsQ2 2021: 1,007 institutionsQ3 2021: 1,078 institutionsQ4 2021: 1,170 institutionsQ1 2022: 1,151 institutionsQ2 2022: 1,150 institutionsQ3 2022: 1,159 institutionsQ4 2022: 1,223 institutionsQ1 2023: 1,228 institutionsQ2 2023: 1,258 institutionsQ3 2023: 1,294 institutionsQ4 2023: 1,376 institutionsQ1 2024: 1,444 institutionsQ2 2024: 1,476 institutionsQ3 2024: 1,531 institutionsQ4 2024: 1,578 institutionsQ1 2025: 1,627 institutionsQ2 2025: 1,610 institutionsQ3 2025: 1,576 institutionsQ4 2025: 1,594 institutionsQ1 2026: 1,548 institutionsQ2 2026: 1,506 institutions
Value heldQ4 2025: $80.9B
Q1 2021: $54.7BQ2 2021: $63.6BQ3 2021: $68.0BQ4 2021: $77.6BQ1 2022: $75.2BQ2 2022: $68.6BQ3 2022: $65.5BQ4 2022: $72.3BQ1 2023: $72.1BQ2 2023: $81.5BQ3 2023: $82.0BQ4 2023: $82.4BQ1 2024: $89.9BQ2 2024: $92.3BQ3 2024: $97.1BQ4 2024: $94.2BQ1 2025: $108.0BQ2 2025: $97.3BQ3 2025: $87.2BQ4 2025: $80.9BQ1 2026: $76.1BQ2 2026: $73.1B
Institutions holding MRSH and their total value by quarter
QuarterHoldersValue
Q2 20261,506$73.1B
Q1 20261,548$76.1B
Q4 20251,594$80.9B
Q3 20251,576$87.2B
Q2 20251,610$97.3B
Q1 20251,627$108.0B
Q4 20241,578$94.2B
Q3 20241,531$97.1B
Q2 20241,476$92.3B
Q1 20241,444$89.9B
Q4 20231,376$82.4B
Q3 20231,294$82.0B
Q2 20231,258$81.5B
Q1 20231,228$72.1B
Q4 20221,223$72.3B
Q3 20221,159$65.5B
Q2 20221,150$68.6B
Q1 20221,151$75.2B
Q4 20211,170$77.6B
Q3 20211,078$68.0B
Q2 20211,007$63.6B
Q1 2021979$54.7B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q3 2025.

Institutions holding MRSH in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Summit Trail Advisors, LLC10,526$1.95M0.03%−2,945−21.9%Reduced
HighPoint Advisor Group LLC10,523$1.95M0.04%−136−1.3%Reduced
Jones Financial Companies LLLP10,500$1.95M0.00%+960+10.1%Added
Ashton Thomas Private Wealth, LLC10,495$1.95M0.05%+314+3.1%Added
Fideuram - Intesa Sanpaolo Private Banking S.P.A.10,370$1.92M0.07%+10,370New
Global Retirement Partners, LLC10,212$1.89M0.03%+5,225+104.8%Added
Kestra Advisory Services, LLC10,191$1.89M0.01%−1,473−12.6%Reduced
Bartlett & Co. Wealth Management LLC10,172$1.89M0.02%−38−0.4%Reduced
Kepler Cheuvreux (Suisse) SA10,089$1.87M0.11%+255+2.6%Added
Chesley Taft & Associates LLC10,052$1.86M0.07%+4,011+66.4%Added
Meeder Advisory Services, Inc.10,047$1.86M0.08%+515+5.4%Added
Wealthcare Advisory Partners LLC10,018$1.86M0.04%+22+0.2%Added
Clearstead Advisors, LLC10,008$1.86M0.02%+864+9.4%Added
Wealth Alliance10,002$1.86M0.18%+120+1.2%Added
Cohen Klingenstein LLC10,000$1.86M0.06%00.0%Unchanged
Shay Capital LLC10,000$1.86M0.30%+10,000New
River Wealth Advisors LLC9,963$1.85M0.21%−2,455−19.8%Reduced
Syon Capital LLC9,959$1.85M0.09%+974+10.8%Added
Fiduciary Trust Co9,901$1.84M0.02%−2,002−16.8%Reduced
Buckingham Strategic Partners9,855$1.83M0.02%−2,192−18.2%Reduced
Ritholtz Wealth Management9,843$1.83M0.03%−513−5.0%Reduced
Venture Visionary Partners LLC9,667$1.79M0.06%+2,959+44.1%Added
Ballentine Partners, LLC9,636$1.79M0.03%+256+2.7%Added
Equitable Holdings, Inc.9,573$1.78M0.01%+5,787+152.9%Added
Pictet Bank & Trust Ltd9,549$1.77M2.13%+1,154+13.7%Added
Lecap Asset Management Ltd9,521$1.77M0.70%−5,130−35.0%Reduced
Greenleaf Trust9,413$1.75M0.02%+578+6.5%Added
V-Square Quantitative Management LLC9,393$1.74M0.18%−1,063−10.2%Reduced
EP Wealth Advisors, LLC9,338$1.73M0.01%+9,338New
Voleon Capital Management LP9,335$1.73M0.04%+2,399+34.6%Added
Citizens Financial Group Inc9,184$1.70M0.02%−697−7.1%Reduced
Tema ETFs LLC9,117$1.69M0.13%−24−0.3%Reduced
RMR Wealth Builders9,113$1.69M0.14%+53+0.6%Added
Tounjian Advisory Partners, LLC9,078$1.68M0.57%+9,078New
Front Row Advisors LLC9,065$1.68M0.56%−167−1.8%Reduced
IFP Advisors, Inc9,063$1.68M0.04%+1,731+23.6%Added
Inceptionr LLC8,985$1.67M0.46%+8,985New
Bowen Hanes & Co Inc8,911$1.65M0.04%−3,250−26.7%Reduced
Impact Capital Partners LLC8,890$1.65M0.49%+305+3.6%Added
Grimes & Company, Inc.8,883$1.65M0.04%+79+0.9%Added
We Are One Seven, LLC8,876$1.65M0.03%+2,800+46.1%Added
Capital Asset Advisory Services LLC8,868$1.65M0.07%+1,175+15.3%Added
Tealwood Asset Management Inc8,855$1.64M0.74%−32−0.4%Reduced
Hills Bank & Trust Co8,840$1.64M0.10%−1,650−15.7%Reduced
WSFS Capital Management, LLC8,835$1.64M0.08%−642−6.8%Reduced
Regions Financial Corp8,815$1.64M0.01%−421−4.6%Reduced
Pinebridge Investments LLC8,737$1.62M0.01%+8,737New
Smartleaf Asset Management LLC8,568$1.61M0.06%+8+0.1%Added
Savant Capital, LLC8,622$1.60M0.01%+1,214+16.4%Added
Daiwa Securities Group Inc.79,977$1.60M0.01%+2,247+2.9%Added
Bokf, NA8,599$1.60M0.02%−2,878−25.1%Reduced
Moody National Bank Trust Division8,574$1.59M0.15%−3,644−29.8%Reduced
MASTERINVEST Kapitalanlage GmbH8,436$1.58M0.15%−205−2.4%Reduced
Storen Legacy Partners, LLC8,499$1.58M0.49%+8,499New
Mission Wealth Management, LP8,444$1.57M0.03%−115−1.3%Reduced
Shelton Capital Management8,414$1.56M0.03%−3,768−30.9%Reduced
Financiere des Professionnels - Fonds d,investissement inc.8,398$1.56M0.09%−11,530−57.9%Reduced
First Citizens Bank & Trust Co8,373$1.55M0.03%+97+1.2%Added
Ledyard National Bank8,361$1.55M0.13%+676+8.8%Added
Delap Wealth Advisory, LLC8,349$1.55M0.60%00.0%Unchanged
Pensionfund Sabic8,300$1.54M0.42%00.0%Unchanged
Ostrum Asset Management8,287$1.54M0.07%−2,745−24.9%Reduced
Courier Capital LLC8,281$1.54M0.09%−1,592−16.1%Reduced
Sumitomo Life Insurance Co8,215$1.52M0.04%+54+0.7%Added
Dumont & Blake Investment Advisors LLC8,197$1.52M0.37%+8+0.1%Added
Farther Finance Advisors, LLC8,160$1.51M0.02%+1,507+22.7%Added
Evercore Wealth Management, LLC8,044$1.49M0.02%−45−0.6%Reduced
PFG Advisors7,953$1.48M0.07%−7,282−47.8%Reduced
Perigon Wealth Management, LLC7,896$1.46M0.03%−5,484−41.0%Reduced
Lantz Financial LLC7,763$1.44M0.30%+25+0.3%Added
Ameritas Advisory Services, LLC7,649$1.42M0.05%+6,887+903.8%Added
Stance Capital LLC7,610$1.41M0.52%+988+14.9%Added
Icon Wealth Advisors, LLC7,594$1.41M0.09%−6,114−44.6%Reduced
Equitable Trust Co7,540$1.40M0.06%+1,062+16.4%Added
Skopos Labs, Inc.7,409$1.39M0.06%+2,069+38.7%Added
Westerkirk Capital Inc.7,410$1.37M0.13%−700−8.6%Reduced
Dover Advisors, LLC7,378$1.37M0.53%−805−9.8%Reduced
LS Investment Advisors, LLC7,346$1.36M0.19%−403−5.2%Reduced
Virtu Financial LLC7,335$1.36M0.05%+1,802+32.6%Added
TCTC Holdings, LLC7,247$1.34M0.04%00.0%Unchanged
Clifford Swan Investment Counsel LLC7,225$1.34M0.04%−105−1.4%Reduced
Principal Securities, Inc.7,217$1.34M0.02%−789−9.9%Reduced
GTS Securities LLC7,216$1.34M0.05%+4,579+173.6%Added
Capstone Investment Advisors, LLC7,156$1.33M0.01%+4,719+193.6%Added
NorthStar Asset Management LLC7,131$1.32M0.60%−170−2.3%Reduced
Arkadios Wealth Advisors7,037$1.31M0.03%−310−4.2%Reduced
McAdam, LLC7,003$1.30M0.06%−7−0.1%Reduced
Essex Financial Services, Inc.6,985$1.30M0.07%+3,411+95.4%Added
Quantitative Investment Management, LLC6,888$1.28M0.12%+6,888New
Welch & Forbes LLC6,844$1.27M0.02%−93−1.3%Reduced
Fideuram Asset Management (Ireland) dac5,394$1.26M0.10%+5,394New
Boyd Watterson Asset Management LLC6,791$1.26M0.36%+80+1.2%Added
Chatham Capital Group, Inc.6,778$1.26M0.18%−1,075−13.7%Reduced
US Asset Management LLC6,778$1.26M1.03%−69−1.0%Reduced
Wealthspire Advisors, LLC6,739$1.25M0.01%+5,024+292.9%Added
WestHill Financial Advisors, Inc.6,731$1.25M0.24%+4,599+215.7%Added
Adviser Investments LLC6,720$1.25M0.01%−166−2.4%Reduced
RCS Financial Planning, LLC6,703$1.24M0.54%−200−2.9%Reduced
EFG International AG6,700$1.24M0.02%+6,700New
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management6,682$1.24M0.02%−1,701−20.3%Reduced