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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
Advisory Services Network, LLC6,008$1.04M0.01%+916+18.0%Added
Fifth Third Wealth Advisors LLC6,002$1.04M0.04%+359+6.4%Added
Frank, Rimerman Advisors LLC5,994$1.04M0.07%−14−0.2%Reduced
D.A. Davidson & Co.5,975$1.04M0.01%−61−1.0%Reduced
Integrity Alliance, LLC.5,864$1.02M0.04%−547−8.5%Reduced
Prosperity Consulting Group, LLC5,831$1.01M0.05%−6,883−54.1%Reduced
Belpointe Asset Management LLC5,811$1.01M0.04%−468−7.5%Reduced
AA Financial Advisors, LLC5,806$1.01M0.14%−322−5.3%Reduced
Novem Group5,799$1.01M0.12%+335+6.1%Added
Baker Tilly Wealth Management, LLC5,799$1.01M0.24%+2,516+76.6%Added
Sompo Asset Management Co., Ltd.5,780$1.00M0.18%−420−6.8%Reduced
Souders Financial Advisors5,763$999.5K0.11%−790−12.1%Reduced
LMCG Investments, LLC5,712$990.7K0.06%+5,712New
Donaldson Capital Management, LLC5,705$989.5K0.03%−477−7.7%Reduced
Adviser Investments LLC5,678$984.9K0.01%−1,042−15.5%Reduced
Dorsey & Whitney Trust CO LLC5,667$982.9K0.05%+286+5.3%Added
Laurel Oak Wealth Management, LLC5,654$980.7K0.16%−9−0.2%Reduced
Lester Murray Antman dba SimplyRich5,653$980.0K0.25%−90−1.6%Reduced
Nicolet Bankshares Inc5,666$977.7K0.04%+3,192+129.0%Added
Elmwood Wealth Management, Inc.5,622$975.1K0.27%−245−4.2%Reduced
Abc Arbitrage SA5,613$973.6K0.13%−7,564−57.4%Reduced
NorthRock Partners, LLC5,587$969.2K0.02%+3,119+126.4%Added
S-Bank Fund Management Ltd5,559$964.2K0.14%−207−3.6%Reduced
Rothschild Investment LLC5,551$962.8K0.05%+1,889+51.6%Added
Neville Rodie & Shaw Inc5,530$959.0K0.07%00.0%Unchanged
Ironwood Investment Counsel, LLC5,528$958.9K0.14%+5+0.1%Added
Mattern Capital Management, LLC5,492$952.6K0.11%+551+11.2%Added
Concord Asset Management, LLC5,473$949.3K0.16%−211−3.7%Reduced
Evoke Wealth, LLC5,458$946.8K0.02%+2,943+117.0%Added
Trust Asset Management LLC5,454$946.0K0.07%00.0%Unchanged
Employees Retirement System of Texas5,414$939.0K0.01%+297+5.8%Added
JGP Wealth Management, LLC5,402$937.0K0.10%−146−2.6%Reduced
Fidelis Capital Partners, LLC5,355$928.9K0.07%−201−3.6%Reduced
Checchi Capital Advisers, LLC5,319$922.5K0.06%+369+7.5%Added
Quadcap Wealth Management, LLC5,293$918.1K0.10%+74+1.4%Added
Canandaigua National Corp5,248$910.3K0.08%+5,248New
AlphaCore Capital LLC5,170$896.8K0.02%+1,727+50.2%Added
Nilsine Partners, LLC5,269$896.5K0.07%−303−5.4%Reduced
Advyzon Investment Management, LLC5,166$896.1K0.08%+1,796+53.3%Added
Hamilton Point Investment Advisors, LLC5,136$890.9K0.14%−22−0.4%Reduced
Wedmont Private Capital5,048$887.4K0.03%−557−9.9%Reduced
Cullen/Frost Bankers, Inc.5,114$887.0K0.01%+62+1.2%Added
Broadway Wealth Solutions, Inc.5,107$885.8K0.46%−9−0.2%Reduced
Fjell Capital, LLC5,098$884.3K0.68%+144+2.9%Added
Murphy, Middleton, Hinkle & Parker, Inc.5,021$870.9K0.40%+5,021New
Quantitative Investment Management, LLC5,021$870.0K0.09%−1,867−27.1%Reduced
SkyView Investment Advisors, LLC4,998$868.0K0.12%+70+1.4%Added
Truefg, LLC5,000$867.3K0.23%00.0%Unchanged
Cito Capital Group, LLC5,000$867.0K0.27%00.0%Unchanged
Kathmere Capital Management, LLC4,998$866.9K0.05%+1,457+41.1%Added
Turtle Creek Wealth Advisors, LLC4,998$866.9K0.07%+150+3.1%Added
Colter Lewis Investment Partners LLC4,924$854.1K0.80%+4,924New
Gilbert & Cook, Inc.4,895$849.0K0.11%+9+0.2%Added
TBH Global Asset Management, LLC4,887$847.7K0.17%+514+11.8%Added
Evergreen Wealth Solutions, LLC4,882$846.8K0.06%+506+11.6%Added
Aaron Wealth Advisors4,835$838.6K0.05%+795+19.7%Added
Regal Investment Advisors LLC4,832$838.1K0.05%+596+14.1%Added
Cary Street Partner Investment Advisory LLC4,792$831.2K0.21%−7−0.1%Reduced
Evolve Private Wealth, LLC4,766$826.7K0.04%+1,893+65.9%Added
HM Payson & Co4,726$819.7K0.01%00.0%Unchanged
Ameritas Investment Partners, Inc.4,711$817.2K0.03%−42−0.9%Reduced
Atlantic Union Bankshares Corp4,706$816.3K0.02%−20−0.4%Reduced
Dover Advisors, LLC4,689$813.3K0.34%−2,689−36.4%Reduced
Beck Bode, LLC4,689$813.3K0.14%00.0%Unchanged
Texas Capital Bank Wealth Management Services Inc4,671$810.2K0.05%+220+4.9%Added
Quadrant Private Wealth Management, LLC4,645$805.7K0.12%+22+0.5%Added
Murphy Pohlad Asset Management LLC4,645$805.7K0.29%00.0%Unchanged
Cigna Investments Inc4,628$803.0K0.12%−80−1.7%Reduced
West Family Investments, Inc.4,614$800.3K0.28%−64−1.4%Reduced
Bryn Mawr Trust Co4,582$794.7K0.02%+274+6.4%Added
Oppenheimer & Co Inc4,536$786.8K0.01%−432−8.7%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management4,520$784.0K0.01%−2,162−32.4%Reduced
Center For Asset Management LLC4,511$782.5K0.39%−39−0.9%Reduced
Bridgewater Advisors Inc.4,876$774.6K0.05%−277−5.4%Reduced
Mma Asset Management LLC4,460$773.6K0.27%+377+9.2%Added
Gateway Investment Advisers LLC4,450$771.8K0.01%−1,014−18.6%Reduced
Level Four Advisory Services, LLC4,423$767.2K0.03%+353+8.7%Added
Cascade Financial Partners, LLC4,423$767.1K0.08%−53−1.2%Reduced
Norway Savings Bank4,417$766.1K0.36%−1,357−23.5%Reduced
Trust Point Inc.4,414$765.6K0.07%+2,068+88.2%Added
Change Path, LLC4,400$763.1K0.02%−4−0.1%Reduced
Sentinus, LLC4,395$762.3K0.07%+2,894+192.8%Added
Kovitz Investment Group Partners, LLC4,394$762.1K0.02%−185−4.0%Reduced
Generali Investments CEE, investicni spolecnost, a.s.4,383$760.2K0.04%+256+6.2%Added
Independent Advisor Alliance4,279$742.2K0.01%+469+12.3%Added
Ferguson Wellman Capital Management, Inc4,240$735.4K0.01%−111−2.6%Reduced
Marshall Financial Group LLC4,236$734.8K0.12%+142+3.5%Added
PDS Planning, Inc4,224$732.7K0.05%+327+8.4%Added
Western Wealth Management, LLC4,224$732.7K0.03%−71−1.7%Reduced
Entropy Technologies, LP4,214$730.9K0.03%−75,074−94.7%Reduced
Atomi Financial Group, Inc.4,210$730.3K0.02%+1,462+53.2%Added
Charter Trust Co4,184$725.7K0.04%−347−7.7%Reduced
Profund Advisors LLC4,176$724.3K0.03%−921−18.1%Reduced
Integrated Advisors Network LLC4,176$724.3K0.04%−191−4.4%Reduced
Net Worth Advisory Group4,112$713.2K0.15%−83−2.0%Reduced
Gryphon Financial Partners LLC4,102$711.5K0.07%+452+12.4%Added
Mutual Advisors, LLC4,076$707.0K0.02%+132+3.3%Added
Tower Trust & Investment Co4,061$704.3K0.46%−107−2.6%Reduced
Persium Advisors, LLC4,047$702.0K0.55%+350+9.5%Added
GM Advisory Group, Inc.4,046$701.7K0.03%−99−2.4%Reduced