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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, Q2 2026

Institutional positions in Marsh & McLennan Companies, Inc. as of Jun 30, 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
1,506
−24 vs. Q1 2026
Shares held
438.4M
−149.9K (0.0%) vs. Q1 2026
Total value
$73.1B
−$3.00B (−3.9%) vs. Q1 2026
New holders
144
482 more added
Sold out
168
663 more reduced

18 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 1,506 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 heldQ2 2026: $73.1B
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, Q2 2026

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q1 2026.

Institutions holding MRSH in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Lombard Odier Asset Management (Switzerland) SA16,466$2.74M0.09%+2,037+14.1%Added
Boston Private Wealth LLC16,469$2.74M0.17%−1,900−10.3%Reduced
Relyea Zuckerberg Hanson LLC16,496$2.75M0.23%−379−2.2%Reduced
Suncoast Equity Management16,611$2.77M0.35%−2,427−12.7%Reduced
Tokio Marine Asset Management Co Ltd17,001$2.83M0.09%00.0%Unchanged
E. Ohman J:or Asset Management AB17,021$2.84M0.07%00.0%Unchanged
Laird Norton Trust Company, LLC17,076$2.85M0.05%−253−1.5%Reduced
Summit Trail Advisors, LLC17,118$2.85M0.04%+1,444+9.2%Added
Plato Investment Management Ltd17,248$2.86M0.16%00.0%Unchanged
Empirical Finance, LLC17,218$2.87M0.12%+568+3.4%Added
Univest Financial Corp17,291$2.88M0.14%−440−2.5%Reduced
Qsemble Capital Management, LP17,295$2.88M0.37%+17,295New
Kestra Private Wealth Services, LLC17,358$2.89M0.03%+1,862+12.0%Added
Concurrent Investment Advisors, LLC17,547$2.92M0.02%−3,835−17.9%Reduced
Heritage Trust Co17,650$2.94M0.25%+1,044+6.3%Added
Commonwealth Retirement Investments LLC17,770$2.96M0.80%+17,770New
Bridgewater Associates, LP17,949$2.99M0.01%+17,949New
Financial Engines Advisors L.L.C.18,111$3.02M0.01%+5,719+46.2%Added
Founders Financial Securities LLC18,237$3.04M0.16%+1,805+11.0%Added
MAI Capital Management18,518$3.09M0.01%+3,141+20.4%Added
Brighton Jones LLC18,527$3.09M0.06%−2,151−10.4%Reduced
Bessemer Group Inc18,567$3.10M0.00%−1,583−7.9%Reduced
Gamco Investors, Inc. Et Al18,695$3.12M0.03%−955−4.9%Reduced
Beacon Pointe Advisors, LLC18,848$3.14M0.01%−6,006−24.2%Reduced
MUFG Securities EMEA plc18,858$3.14M0.03%−989−5.0%Reduced
Town & Country Bank & Trust CO dba First Bankers Trust CO18,952$3.16M0.98%−1,888−9.1%Reduced
Polymer Capital Management (US) LLC19,154$3.19M0.47%+11,021+135.5%Added
Vise Technologies, Inc.19,268$3.21M0.04%+1,463+8.2%Added
T. Rowe Price Investment Management, Inc.19,334$3.22M0.00%+634+3.4%Added
Lafayette Investments, Inc.19,437$3.24M0.60%+190+1.0%Added
Qube Research & Technologies Ltd19,501$3.25M0.00%+19,501New
QRG Capital Management, Inc.19,518$3.25M0.03%−1,138−5.5%Reduced
Rothschild Investment LLC19,637$3.27M0.12%+14,086+253.8%Added
Brentview Investment Management LLC19,646$3.27M1.30%+513+2.7%Added
Monte Financial Group, LLC17,501$3.32M1.06%+17,501New
Merit Financial Group, LLC19,951$3.33M0.02%−8,293−29.4%Reduced
RBF Capital, LLC20,000$3.33M0.14%00.0%Unchanged
Becker Capital Management Inc20,087$3.35M0.09%+3,120+18.4%Added
Brown, Lisle/Cummings, Inc.20,401$3.40M0.76%+70.0%Added
Axxcess Wealth Management, LLC20,527$3.42M0.05%+20,527New
Crossmark Global Holdings, Inc.20,583$3.43M0.04%−3,119−13.2%Reduced
Moneta Group Investment Advisors LLC20,817$3.47M0.03%−430−2.0%Reduced
Balyasny Asset Management LLC20,849$3.47M0.01%+8,361+67.0%Added
Cary Street Partners Financial LLC20,863$3.48M0.08%+863+4.3%Added
Private Advisor Group, LLC21,127$3.52M0.02%+8,891+72.7%Added
Keybank National Association21,164$3.53M0.01%−2,518−10.6%Reduced
Scotia Capital Inc.21,188$3.53M0.01%−16,977−44.5%Reduced
Morton Community Bank21,272$3.55M0.72%+445+2.1%Added
Steward Partners Investment Advisory, LLC21,278$3.55M0.02%−9,783−31.5%Reduced
Machina Capital S.A.S.21,297$3.55M0.56%+8,299+63.8%Added
BNC Wealth Management, LLC21,378$3.56M0.86%−500−2.3%Reduced
Agf Management Ltd21,495$3.58M0.01%−3,331−13.4%Reduced
First Manhattan Co21,536$3.59M0.01%−7,591−26.1%Reduced
Larson Financial Group LLC21,582$3.60M0.09%+561+2.7%Added
Ostrum Asset Management21,782$3.63M0.17%+8,477+63.7%Added
AG2R la Mondiale Gestion D'Actifs21,929$3.65M0.13%+1,983+9.9%Added
First National Bank of Mount Dora, Trust Investment Services22,435$3.74M0.75%−165−0.7%Reduced
Squarepoint Ops LLC22,898$3.82M0.01%−42,364−64.9%Reduced
Dai-Ichi Life Insurance Company, Ltd23,277$3.88M0.09%−5,530−19.2%Reduced
Marks Group Wealth Management, Inc23,922$3.99M0.35%−10,294−30.1%Reduced
New Mexico Educational Retirement Board24,041$4.01M0.10%+1,400+6.2%Added
Exchange Traded Concepts, LLC24,284$4.05M0.02%+4,228+21.1%Added
Harbour Trust & Investment Management Co24,365$4.06M0.39%−19,868−44.9%Reduced
Hohimer Wealth Management, LLC24,453$4.08M0.42%+1,317+5.7%Added
BI Asset Management Fondsmaeglerselskab A/S24,460$4.08M0.03%−2,386−8.9%Reduced
Louisiana State Employees Retirement System24,600$4.10M0.06%−100−0.4%Reduced
Snowden Capital Advisors LLC24,793$4.13M0.10%−1,589−6.0%Reduced
Aviso Financial Inc.24,874$4.15M0.14%−4,773−16.1%Reduced
Intech Investment Management LLC25,237$4.21M0.04%−9,133−26.6%Reduced
Bonness Enterprises Inc25,300$4.22M1.36%00.0%Unchanged
Gluskin Sheff & Assoc Inc25,391$4.23M0.65%−1,106−4.2%Reduced
Harrington Investments, INC25,436$4.24M2.05%−380−1.5%Reduced
Omers Administration Corp25,660$4.28M0.03%+2,924+12.9%Added
Motco25,673$4.28M0.37%+25,414+9,812.4%Added
Brinker Capital Investments, LLC25,942$4.32M0.03%−23,109−47.1%Reduced
Maryland State Retirement & Pension System25,982$4.33M0.07%+1,373+5.6%Added
Hudson Valley Investment Advisors Inc26,268$4.38M0.53%−985−3.6%Reduced
Huntington National Bank26,305$4.38M0.02%−7,636−22.5%Reduced
Stokes Capital Advisors, LLC26,448$4.41M0.94%−10,302−28.0%Reduced
Hartford Investment Management Co26,653$4.44M0.13%−925−3.4%Reduced
Occidental Asset Management, LLC26,750$4.46M0.44%+945+3.7%Added
Norinchukin Bank, The26,895$4.48M0.04%−225−0.8%Reduced
Lathrop Investment Management Corp27,279$4.55M0.80%−4,977−15.4%Reduced
Cape Cod Five Cents Savings Bank27,479$4.58M0.37%+27,479New
Conning Inc.28,334$4.72M0.14%+3,863+15.8%Added
Capitolis Liquid Global Markets LLC28,400$4.73M0.02%−54,247−65.6%Reduced
Illinois Municipal Retirement Fund28,703$4.78M0.05%−9,623−25.1%Reduced
Parcion Private Wealth LLC28,899$4.82M0.27%−994−3.3%Reduced
Sendero Wealth Management, LLC28,905$4.82M0.48%+27,521+1,988.5%Added
Flputnam Investment Management Co28,972$4.83M0.06%−22,898−44.1%Reduced
Woodline Partners LP30,109$5.02M0.02%+10,999+57.6%Added
Healthcare of Ontario Pension Plan Trust Fund30,122$5.02M0.01%−218,286−87.9%Reduced
Aptus Capital Advisors, LLC30,292$5.05M0.04%+2,698+9.8%Added
SRS Capital Advisors, Inc.30,312$5.05M0.03%+19,411+178.1%Added
Brevan Howard Capital Management LP30,386$5.06M0.07%+17,176+130.0%Added
Cyndeo Wealth Partners, LLC30,398$5.07M0.24%+16+0.1%Added
Bell Asset Management Ltd30,420$5.07M1.35%+535+1.8%Added
Advisors Asset Management, Inc.30,644$5.11M0.08%+228+0.7%Added
Kentucky Retirement Systems30,669$5.11M0.13%−14,639−32.3%Reduced
Canada Post Corp Registered Pension Plan30,761$5.13M0.18%−8,795−22.2%Reduced