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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, Q1 2026

Institutional positions in Marsh & McLennan Companies, Inc. as of Mar 31, 2026. 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
1,548
−24 vs. Q4 2025
Shares held
438.9M
+59.3M (+15.6%) vs. Q4 2025
Total value
$76.1B
+$5.70B (+8.1%) vs. Q4 2025
New holders
142
614 more added
Sold out
166
579 more reduced

22 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 1,548 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 heldQ1 2026: $76.1B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q4 2025.

Institutions holding MRSH in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Noesis Capital Mangement Corp3,500$607.1K0.09%00.0%Unchanged
PCM Encore, LLC3,507$608.3K0.13%+82+2.4%Added
Qtron Investments LLC3,524$611.2K0.08%00.0%Unchanged
SBI Okasan Asset Management Co.Ltd.3,500$611.5K0.03%00.0%Unchanged
First National Trust Co3,528$611.9K0.02%−384−9.8%Reduced
Essex Investment Management Co LLC3,530$612.3K0.10%−369−9.5%Reduced
Caldwell Trust Co3,531$612.5K0.05%00.0%Unchanged
Vista Investment Partners LLC3,600$624.4K0.17%00.0%Unchanged
Loudon Investment Management, LLC3,600$624.4K0.34%+3,600New
Fox Run Management, L.L.C.3,611$630.9K0.11%+3,611New
Manchester Capital Management LLC3,639$631.2K0.09%−63−1.7%Reduced
Empower Advisory Group, LLC3,640$631.4K0.00%−368−9.2%Reduced
Shira Ridge Wealth Management3,641$631.5K0.25%00.0%Unchanged
Legacy Wealth Asset Management, LLC3,641$631.5K0.15%+100+2.8%Added
GTS Securities LLC3,648$632.7K0.02%−3,568−49.4%Reduced
J. Safra Sarasin Holding AG3,652$633.4K0.01%−120,303−97.1%Reduced
Gateway Wealth Partners, LLC3,677$637.9K0.02%+3,677New
Pinnacle Wealth Planning Services, Inc.3,679$638.0K0.07%−55−1.5%Reduced
Sylvest Advisors, LLC3,684$639.0K0.34%+180+5.1%Added
Aries Wealth Management3,713$644.0K0.14%−116−3.0%Reduced
Buckley Wealth Management, LLC3,716$644.5K0.16%+387+11.6%Added
Allred Capital Management, LLC3,719$645.2K0.23%+55+1.5%Added
Signet Private Wealth LLC3,748$650.1K0.62%−197−5.0%Reduced
Matthew Goff Investment Advisor, LLC3,749$650.3K0.11%00.0%Unchanged
MOKAN Wealth Management Inc.3,752$650.5K0.29%+3,752New
Maridea Wealth Management LLC3,758$651.8K0.10%+1,882+100.3%Added
Groupama Asset Managment3,766$653.2K0.01%+1,530+68.4%Added
Sageworth Trust Co3,782$656.0K0.03%+3,782New
Summit Global Investments3,809$661.0K0.04%+10+0.3%Added
Verition Fund Management LLC3,823$663.1K0.01%−32,963−89.6%Reduced
Midwest Trust Co3,827$663.8K0.01%−335−8.0%Reduced
James Hambro & Partners3,856$668.7K0.03%−72−1.8%Reduced
Parisi Gray Wealth Management3,882$673.4K0.16%00.0%Unchanged
Sumitomo Life Insurance Co3,894$675.4K0.02%−4,321−52.6%Reduced
Baker Ellis Asset Management LLC3,896$675.8K0.08%−410−9.5%Reduced
Kondo Wealth Advisors, Inc.3,896$675.8K0.25%−6−0.2%Reduced
EntryPoint Capital, LLC3,920$679.9K0.20%−2,147−35.4%Reduced
Jackson Thornton Asset Management, LLC4,049$680.8K0.06%+2,112+109.0%Added
Perpetual Ltd3,944$684.1K0.01%+2,822+251.5%Added
Coastal Bridge Advisors, LLC3,947$684.6K0.05%+95+2.5%Added
SFMG, LLC3,963$687.3K0.05%−20−0.5%Reduced
Vanguard National Trust Co3,982$690.7K0.04%+3,982New
Sowell Financial Services LLC3,984$690.9K0.03%+179+4.7%Added
Tobam3,992$692.0K0.18%+3+0.1%Added
Soltis Investment Advisors LLC4,010$695.5K0.05%+1,481+58.6%Added
Ausdal Financial Partners, Inc.4,019$697.1K0.03%−110−2.7%Reduced
Wingate Wealth Advisors, Inc.4,022$697.6K0.37%−18−0.4%Reduced
Corps Capital Advisors, LLC4,045$701.6K0.61%+1,345+49.8%Added
GM Advisory Group, Inc.4,046$701.7K0.03%−99−2.4%Reduced
Persium Advisors, LLC4,047$702.0K0.55%+350+9.5%Added
Tower Trust & Investment Co4,061$704.3K0.46%−107−2.6%Reduced
Mutual Advisors, LLC4,076$707.0K0.02%+132+3.3%Added
Gryphon Financial Partners LLC4,102$711.5K0.07%+452+12.4%Added
Net Worth Advisory Group4,112$713.2K0.15%−83−2.0%Reduced
Integrated Advisors Network LLC4,176$724.3K0.04%−191−4.4%Reduced
Profund Advisors LLC4,176$724.3K0.03%−921−18.1%Reduced
Charter Trust Co4,184$725.7K0.04%−347−7.7%Reduced
Atomi Financial Group, Inc.4,210$730.3K0.02%+1,462+53.2%Added
Entropy Technologies, LP4,214$730.9K0.03%−75,074−94.7%Reduced
Western Wealth Management, LLC4,224$732.7K0.03%−71−1.7%Reduced
PDS Planning, Inc4,224$732.7K0.05%+327+8.4%Added
Marshall Financial Group LLC4,236$734.8K0.12%+142+3.5%Added
Ferguson Wellman Capital Management, Inc4,240$735.4K0.01%−111−2.6%Reduced
Independent Advisor Alliance4,279$742.2K0.01%+469+12.3%Added
Generali Investments CEE, investicni spolecnost, a.s.4,383$760.2K0.04%+256+6.2%Added
Kovitz Investment Group Partners, LLC4,394$762.1K0.02%−185−4.0%Reduced
Sentinus, LLC4,395$762.3K0.07%+2,894+192.8%Added
Change Path, LLC4,400$763.1K0.02%−4−0.1%Reduced
Trust Point Inc.4,414$765.6K0.07%+2,068+88.2%Added
Norway Savings Bank4,417$766.1K0.36%−1,357−23.5%Reduced
Cascade Financial Partners, LLC4,423$767.1K0.08%−53−1.2%Reduced
Level Four Advisory Services, LLC4,423$767.2K0.03%+353+8.7%Added
Gateway Investment Advisers LLC4,450$771.8K0.01%−1,014−18.6%Reduced
Mma Asset Management LLC4,460$773.6K0.27%+377+9.2%Added
Bridgewater Advisors Inc.4,876$774.6K0.05%−277−5.4%Reduced
Center For Asset Management LLC4,511$782.5K0.39%−39−0.9%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management4,520$784.0K0.01%−2,162−32.4%Reduced
Oppenheimer & Co Inc4,536$786.8K0.01%−432−8.7%Reduced
Bryn Mawr Trust Co4,582$794.7K0.02%+274+6.4%Added
West Family Investments, Inc.4,614$800.3K0.28%−64−1.4%Reduced
Cigna Investments Inc4,628$803.0K0.12%−80−1.7%Reduced
Murphy Pohlad Asset Management LLC4,645$805.7K0.29%00.0%Unchanged
Quadrant Private Wealth Management, LLC4,645$805.7K0.12%+22+0.5%Added
Texas Capital Bank Wealth Management Services Inc4,671$810.2K0.05%+220+4.9%Added
Dover Advisors, LLC4,689$813.3K0.34%−2,689−36.4%Reduced
Beck Bode, LLC4,689$813.3K0.14%00.0%Unchanged
Atlantic Union Bankshares Corp4,706$816.3K0.02%−20−0.4%Reduced
Ameritas Investment Partners, Inc.4,711$817.2K0.03%−42−0.9%Reduced
HM Payson & Co4,726$819.7K0.01%00.0%Unchanged
Evolve Private Wealth, LLC4,766$826.7K0.04%+1,893+65.9%Added
Cary Street Partner Investment Advisory LLC4,792$831.2K0.21%−7−0.1%Reduced
Regal Investment Advisors LLC4,832$838.1K0.05%+596+14.1%Added
Aaron Wealth Advisors4,835$838.6K0.05%+795+19.7%Added
Evergreen Wealth Solutions, LLC4,882$846.8K0.06%+506+11.6%Added
TBH Global Asset Management, LLC4,887$847.7K0.17%+514+11.8%Added
Gilbert & Cook, Inc.4,895$849.0K0.11%+9+0.2%Added
Colter Lewis Investment Partners LLC4,924$854.1K0.80%+4,924New
Turtle Creek Wealth Advisors, LLC4,998$866.9K0.07%+150+3.1%Added
Kathmere Capital Management, LLC4,998$866.9K0.05%+1,457+41.1%Added
Cito Capital Group, LLC5,000$867.0K0.27%00.0%Unchanged