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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 2024

Institutional positions in Marsh & McLennan Companies, Inc. as of Dec 31, 2024. 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
1,578
+81 vs. Q3 2024
Shares held
443.6M
+9.46M (+2.2%) vs. Q3 2024
Total value
$94.2B
−$2.55B (−2.6%) vs. Q3 2024
New holders
189
641 more added
Sold out
108
499 more reduced

34 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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 2024: 1,578 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 2024: $94.2B
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, Q4 2024

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q3 2024.

Institutions holding MRSH in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Financial Engines Advisors L.L.C.33,788$7.18M0.02%+30,799+1,030.4%Added
Ipswich Investment Management Co., Inc.33,609$7.14M1.72%−146−0.4%Reduced
Siemens Fonds Invest GmbH33,620$7.13M0.75%+2,150+6.8%Added
CX Institutional33,204$7.05M0.28%+3,805+12.9%Added
Illinois Municipal Retirement Fund32,733$6.95M0.10%00.0%Unchanged
Bleakley Financial Group, LLC32,622$6.93M0.21%+2,440+8.1%Added
Bell Asset Management Ltd32,465$6.90M1.26%+3,595+12.5%Added
Northwestern Mutual Wealth Management Co32,029$6.80M0.01%−703−2.1%Reduced
Qsemble Capital Management, LP31,989$6.79M0.90%+25,792+416.2%Added
Churchill Management Corp31,815$6.76M0.07%−302−0.9%Reduced
UniSuper Management Pty Ltd31,800$6.75M0.05%+7,376+30.2%Added
BNP Paribas31,555$6.70M0.27%+7,475+31.0%Added
Tower Research Capital LLC (TRC)31,364$6.66M0.13%+11,806+60.4%Added
Tower View Investment Management & Research LLC31,099$6.61M3.49%+274+0.9%Added
Kinsale Capital Group, Inc.30,778$6.54M1.76%+3,774+14.0%Added
Oak Ridge Investments LLC30,649$6.51M0.51%+1,701+5.9%Added
Hartford Investment Management Co30,449$6.47M0.21%−752−2.4%Reduced
1832 Asset Management L.P.30,164$6.41M0.01%−129,428−81.1%Reduced
Zions Bancorporation, N.A.30,008$6.37M0.40%+6,360+26.9%Added
Metis Global Partners, LLC29,232$6.21M0.19%+4,980+20.5%Added
Synovus Financial Corp28,970$6.15M0.08%−1,000−3.3%Reduced
Avantax Advisory Services, Inc.28,788$6.11M0.04%+1,612+5.9%Added
Bessemer Group Inc28,676$6.09M0.01%−98−0.3%Reduced
Groupe la Francaise28,721$6.09M0.16%+28,721New
NBT Bank N A28,648$6.09M0.42%−784−2.7%Reduced
Vontobel Holding Ltd.28,381$6.03M0.02%+1,697+6.4%Added
Capital Planning Advisors, LLC28,378$6.03M0.93%+2,532+9.8%Added
Colony Group, LLC28,317$6.02M0.02%+5,990+26.8%Added
Exencial Wealth Advisors, LLC28,179$5.99M0.22%−1,211−4.1%Reduced
Legacy Advisors, LLC28,171$5.98M0.58%−262−0.9%Reduced
Advisors Asset Management, Inc.28,049$5.96M0.11%−6,957−19.9%Reduced
Cape Cod Five Cents Savings Bank26,703$5.96M0.53%00.0%Unchanged
Sone Capital Management, LLC28,008$5.95M0.75%+28,008New
Cary Street Partners Financial LLC27,930$5.93M0.19%+27,930New
Cubist Systematic Strategies, LLC27,508$5.84M0.09%−48,438−63.8%Reduced
Bancreek Capital Management, LP27,420$5.82M5.68%−12,312−31.0%Reduced
Snowden Capital Advisors LLC26,853$5.70M0.18%−1,003−3.6%Reduced
NEOS Investment Management LLC26,822$5.70M0.13%+6,216+30.2%Added
Maryland State Retirement & Pension System26,528$5.63M0.12%−1,907−6.7%Reduced
FineMark National Bank & Trust26,444$5.62M0.20%−155−0.6%Reduced
Louisiana State Employees Retirement System26,400$5.61M0.11%−1,300−4.7%Reduced
Securian Asset Management, Inc26,395$5.61M0.16%−803−3.0%Reduced
Cornerstone Advisors, LLC26,300$5.59M0.22%00.0%Unchanged
Callan Family Office, LLC26,142$5.55M0.35%+24,570+1,563.0%Added
Parcion Private Wealth LLC25,938$5.51M0.42%+521+2.0%Added
Diversified Trust Co25,669$5.45M0.13%+114+0.4%Added
Bonness Enterprises Inc25,500$5.42M1.90%00.0%Unchanged
Commerce Bank25,476$5.41M0.03%−405−1.6%Reduced
Schaper Benz & Wise Investment Counsel Inc25,426$5.40M0.43%+1,302+5.4%Added
Triasima Portfolio Management inc.25,333$5.38M1.04%+4,837+23.6%Added
AustralianSuper Pty Ltd25,321$5.38M0.03%+1,424+6.0%Added
Toroso Investments, LLC25,282$5.37M0.04%+12,269+94.3%Added
Harrington Investments, INC25,255$5.36M2.95%−309−1.2%Reduced
Stonegate Investment Group, LLC25,200$5.35M0.14%−2,344−8.5%Reduced
Reliant Investment Management, LLC24,939$5.30M2.34%+1,320+5.6%Added
First National Bank of Mount Dora, Trust Investment Services24,877$5.28M1.24%+211+0.9%Added
Vinva Investment Management Ltd24,621$5.22M0.20%+6,997+39.7%Added
BNC Wealth Management, LLC24,472$5.20M1.71%−68−0.3%Reduced
Sustainable Insight Capital Management, LLC24,190$5.14M2.25%+9,648+66.3%Added
CWM, LLC24,105$5.12M0.02%+2,055+9.3%Added
Centiva Capital, LP23,808$5.06M0.19%+15,114+173.8%Added
Bellwether Advisors, LLC23,728$5.04M0.90%−3,452−12.7%Reduced
Capital International Ltd23,646$5.02M0.20%+2,647+12.6%Added
Mount Yale Investment Advisors, LLC23,551$5.00M0.40%+15,334+186.6%Added
New Mexico Educational Retirement Board23,441$4.98M0.17%−700−2.9%Reduced
Schonfeld Strategic Advisors LLC23,436$4.98M0.03%−44,309−65.4%Reduced
Jane Street Group, LLC23,390$4.97M0.01%−24,779−51.4%Reduced
Keybank National Association22,976$4.88M0.02%−130−0.6%Reduced
Point72 Hong Kong Ltd22,800$4.84M0.30%−11,337−33.2%Reduced
E. Ohman J:or Asset Management AB22,264$4.73M0.11%+2,140+10.6%Added
Benjamin Edwards Inc22,216$4.72M0.07%+646+3.0%Added
ING Groep NV22,197$4.71M0.03%−2,589−10.4%Reduced
Aviso Financial Inc.22,188$4.71M0.24%+3,738+20.3%Added
Financiere des Professionnels - Fonds d,investissement inc.22,142$4.70M0.33%−394−1.7%Reduced
AIA Group Ltd22,081$4.69M0.11%+4,881+28.4%Added
Plato Investment Management Ltd21,905$4.67M0.34%+2,721+14.2%Added
American Trust21,906$4.65M0.35%−280−1.3%Reduced
Axxcess Wealth Management, LLC21,541$4.58M0.11%−201−0.9%Reduced
Evelyn Partners Investment Management LLP21,293$4.52M0.15%+21,293New
Brevan Howard Capital Management LP21,210$4.51M0.11%+1,287+6.5%Added
Mediolanum International Funds Ltd21,214$4.49M0.06%+21,214New
Conning Inc.20,947$4.45M0.16%+369+1.8%Added
Essex LLC20,788$4.42M0.93%−1,220−5.5%Reduced
Norinchukin Bank, The20,748$4.41M0.09%+1,173+6.0%Added
Omers Administration Corp20,585$4.37M0.04%+3,495+20.5%Added
Sompo Asset Management Co., Ltd.20,270$4.31M0.73%−990−4.7%Reduced
RBF Capital, LLC20,000$4.25M0.22%00.0%Unchanged
Resources Investment Advisors, LLC.19,933$4.23M0.05%+5,018+33.6%Added
Lafayette Investments, Inc.19,923$4.23M0.91%−160−0.8%Reduced
Park Avenue Securities LLC19,861$4.22M0.04%+7,351+58.8%Added
Burling Wealth Partners, LLC19,775$4.20M0.86%+19,775New
Argent Trust Co19,632$4.17M0.17%+80+0.4%Added
Transcend Wealth Collective, LLC19,437$4.13M0.30%+116+0.6%Added
Occidental Asset Management, LLC19,359$4.11M0.64%+1,555+8.7%Added
Gamco Investors, Inc. Et Al19,309$4.10M0.04%−150−0.8%Reduced
Suncoast Equity Management19,221$4.08M0.46%+446+2.4%Added
Prosperity Consulting Group, LLC19,030$4.04M0.30%+1,444+8.2%Added
Town & Country Bank & Trust CO dba First Bankers Trust CO19,004$4.04M1.58%+219+1.2%Added
Cyndeo Wealth Partners, LLC18,822$4.00M0.27%+609+3.3%Added
Agf Management Ltd18,814$4.00M0.02%−3,438−15.5%Reduced