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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, Q3 2025

Institutional positions in Marsh & McLennan Companies, Inc. as of Sep 30, 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
1,576
−6 vs. Q2 2025
Shares held
432.7M
−8.65M (−2.0%) vs. Q2 2025
Total value
$87.2B
−$8.72B (−9.1%) vs. Q2 2025
New holders
147
561 more added
Sold out
153
607 more reduced

28 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 1,576 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 heldQ3 2025: $87.2B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q2 2025.

Institutions holding MRSH in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
CWA Asset Management Group, LLC3,088$622.3K0.02%−524−14.5%Reduced
Leonteq Securities AG3,088$622.3K0.03%+2,161+233.1%Added
Bill Few Associates, Inc.3,085$621.7K0.16%−50−1.6%Reduced
44 Wealth Management LLC3,082$621.1K0.21%+333+12.1%Added
Loring Wolcott & Coolidge Fiduciary Advisors LLP3,286$618.0K0.01%00.0%Unchanged
Spirepoint Private Client, LLC3,063$617.3K0.06%+263+9.4%Added
SOL Capital Management CO3,030$611.0K0.05%00.0%Unchanged
North Star Asset Management Inc3,030$610.6K0.02%00.0%Unchanged
Regency Capital Management Inc.3,008$606.2K0.29%−1,801−37.5%Reduced
Avalon Trust Co2,936$591.7K0.04%+222+8.2%Added
RiverFront Investment Group, LLC2,929$590.3K0.01%+2,929New
Cadinha & Co LLC2,925$589.5K0.08%−79,802−96.5%Reduced
Wela Strategies, Inc.2,915$587.5K0.22%+435+17.5%Added
Moors & Cabot, Inc.2,893$583.1K0.03%−22−0.8%Reduced
Strid Group, LLC2,873$579.1K0.07%00.0%Unchanged
Kearns & Associates LLC2,860$576.4K0.31%00.0%Unchanged
Archvest Wealth Advisors, Inc.2,843$573.0K0.51%+3+0.1%Added
Insigneo Advisory Services, LLC2,837$571.7K0.04%+1,446+104.0%Added
Sterling Wealth Management, Inc.2,817$567.7K0.17%−10.0%Reduced
Florida Financial Advisors, LLC2,807$565.9K0.17%−322−10.3%Reduced
Meritas Wealth Management, LLC2,805$565.3K0.28%00.0%Unchanged
Paradigm Financial Partners, LLC2,799$564.1K0.06%−1,181−29.7%Reduced
Personal Cfo Solutions, LLC2,779$560.1K0.10%−647−18.9%Reduced
Dakota Wealth Management2,779$560.1K0.01%−287−9.4%Reduced
OmniStar Financial Group, Inc.2,774$559.1K0.34%−3,561−56.2%Reduced
McRae Capital Management Inc2,764$557.2K0.11%−85−3.0%Reduced
SOA Wealth Advisors, LLC.2,761$556.5K0.10%+38+1.4%Added
Baker Tilly Wealth Management, LLC2,758$555.8K0.13%+2,758New
Bryce Point Capital, LLC2,730$550.2K0.67%+2,730New
Penserra Capital Management LLC2,736$550.0K0.01%+30+1.1%Added
Green Harvest Asset Management LLC2,725$549.1K0.01%−75−2.7%Reduced
Advyzon Investment Management, LLC2,710$546.1K0.09%+220+8.8%Added
Chesapeake Asset Management LLC2,705$545.1K0.48%−40−1.5%Reduced
Fulcrum Asset Management LLP2,667$537.5K0.15%−74−2.7%Reduced
Northstar Advisory Group, LLC2,665$537.1K0.22%+2,665New
Csenge Advisory Group2,657$535.5K0.03%−1,773−40.0%Reduced
Avestar Capital, LLC2,653$534.7K0.04%−945−26.3%Reduced
Nvest Financial, LLC2,649$533.9K0.31%+2,649New
Capital Advisors Inc2,649$533.8K0.01%−18−0.7%Reduced
Pure Financial Advisors, Inc.2,644$532.9K0.01%−319−10.8%Reduced
Meiji Yasuda Life Insurance Co2,639$531.8K0.02%+2,639New
GTS Securities LLC2,637$531.4K0.02%+1,175+80.4%Added
Mayflower Financial Advisors, LLC2,628$529.7K0.07%+118+4.7%Added
Evergreen Capital Management LLC2,622$528.4K0.01%+683+35.2%Added
Boston Research & Management Inc2,620$528.0K0.12%00.0%Unchanged
Fogel Capital Management, Inc.2,614$526.8K0.24%00.0%Unchanged
Quadrature Capital Ltd2,597$523.4K0.01%+2,597New
C2C Wealth Management, LLC2,580$519.9K0.45%00.0%Unchanged
Premier Path Wealth Partners, LLC2,550$514.0K0.07%−242−8.7%Reduced
Sigma Planning Corp2,511$506.0K0.01%−18−0.7%Reduced
Warther Private Wealth, LLC2,500$503.8K0.12%−150−5.7%Reduced
Broderick Brian C2,500$503.8K0.10%00.0%Unchanged
Element Capital Management LLC2,498$503.4K0.71%+2,498New
ARS Investment Partners, LLC2,478$499.4K0.03%00.0%Unchanged
Montag A & Associates Inc2,475$498.8K0.02%00.0%Unchanged
LGT Group Foundation2,473$497.8K0.01%00.0%Unchanged
Groupama Asset Managment2,469$497.6K0.01%−235−8.7%Reduced
Spectrum Wealth Advisory Group, LLC2,457$495.2K0.20%−10.0%Reduced
Patrick M Sweeney & Associates, Inc2,449$493.4K0.32%+36+1.5%Added
Penobscot Investment Management Company, Inc.2,442$492.1K0.04%+250+11.4%Added
Capstone Investment Advisors, LLC2,437$491.1K0.00%+433+21.6%Added
Aberdeen Wealth Management LLC2,436$490.9K0.31%00.0%Unchanged
Genesee Capital Advisors, LLC2,433$490.3K0.21%−1,427−37.0%Reduced
Advisors Capital Management, LLC2,416$487.0K0.01%+165+7.3%Added
Jackson Thornton Asset Management, LLC2,358$482.8K0.05%+2,358New
Eastern Bank2,395$482.7K0.01%+270+12.7%Added
Evernest Financial Advisors, LLC2,365$476.5K0.13%−145−5.8%Reduced
Powell Investment Advisors, LLC2,359$475.4K0.17%00.0%Unchanged
Soltis Investment Advisors LLC2,351$473.9K0.03%+933+65.8%Added
Trust Point Inc.2,348$473.2K0.04%+372+18.8%Added
AdvisorShares Investments LLC2,340$471.6K0.08%+2,340New
Jarislowsky, Fraser Ltd2,323$468.2K0.00%00.0%Unchanged
Evoke Wealth, LLC2,310$465.6K0.01%+500+27.6%Added
IHT Wealth Management, LLC2,309$465.4K0.01%+58+2.6%Added
L2 Asset Management, LLC2,308$465.1K0.07%+101+4.6%Added
Ellevest, Inc.2,299$463.3K0.07%−880−27.7%Reduced
Gsa Capital Partners LLP2,289$461.0K0.04%−109−4.5%Reduced
Ridgewood Investments LLC2,284$460.3K0.19%+2,091+1,083.4%Added
Alta Advisers Ltd2,278$459.1K0.14%00.0%Unchanged
Andina Capital Management, LLC2,272$457.9K0.26%+188+9.0%Added
Eads & Heald Wealth Management2,263$456.0K0.22%−122−5.1%Reduced
Intellus Advisors LLC2,241$451.6K0.06%00.0%Unchanged
Reliant Investment Management, LLC2,236$450.6K0.17%−175−7.3%Reduced
Walter & Keenan Financial Consulting Co2,233$450.0K0.12%−319−12.5%Reduced
Clarkston Capital Partners, LLC2,225$448.4K0.01%00.0%Unchanged
Procyon Private Wealth Partners, LLC2,223$448.0K0.03%+64+3.0%Added
Fielder Capital Group LLC2,218$446.9K0.10%+11+0.5%Added
Blueshift Asset Management, LLC2,212$445.8K0.14%−36−1.6%Reduced
GAM Holding AG2,212$445.8K0.03%+2,212New
Cornerstone Advisory, LLC2,208$445.0K0.04%+146+7.1%Added
David R. Rahn & Associates Inc.2,207$444.8K0.11%+2,207New
Aprio Wealth Management, LLC2,182$439.7K0.04%−630−22.4%Reduced
Parsons Capital Management Inc2,173$437.9K0.02%00.0%Unchanged
Cassaday & Co Wealth Management LLC2,153$433.9K0.01%+10+0.5%Added
Foundations Investment Advisors, LLC2,144$432.1K0.01%−2,050−48.9%Reduced
WestHill Financial Advisors, Inc.2,132$429.7K0.08%00.0%Unchanged
Childress Capital Advisors, LLC2,127$428.7K0.08%+550+34.9%Added
Legacy Financial Advisors, Inc.2,122$427.7K0.06%+90+4.4%Added
Rothschild Investment LLC2,105$424.2K0.02%+382+22.2%Added
Smith & Howard Wealth Management, LLC2,100$423.2K0.10%00.0%Unchanged