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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 2022

Institutional positions in Marsh & McLennan Companies, Inc. as of Dec 31, 2022. 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
1,223
+88 vs. Q3 2022
Shares held
437.1M
+639.9K (+0.1%) vs. Q3 2022
Total value
$72.3B
+$7.14B (+11.0%) vs. Q3 2022
New holders
161
442 more added
Sold out
73
434 more reduced

24 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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 2022: 1,223 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 2022: $72.3B
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 2022

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q3 2022.

Institutions holding MRSH in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Madison Asset Management, LLC378,537$62.6M0.98%−9,265−2.4%Reduced
KBC Group NV385,088$63.7M0.31%−110,088−22.2%Reduced
Balyasny Asset Management LLC400,277$66.2M0.23%−218,363−35.3%Reduced
Berkshire Hathaway IncSuperinvestorBerkshire Hathaway404,911$67.0M0.02%00.0%Unchanged
Qube Research & Technologies Ltd408,636$67.6M0.41%+208,110+103.8%Added
Crawford Investment Counsel Inc415,594$68.8M1.48%−4,824−1.1%Reduced
BNP Paribas Arbitrage, SA430,000$71.2M0.18%+157,871+58.0%Added
Korea Investment CORP431,617$71.4M0.22%−879−0.2%Reduced
Assenagon Asset Management S.A.437,488$72.4M0.30%+420,458+2,468.9%Added
State of Wisconsin Investment Board438,931$72.6M0.23%−36,002−7.6%Reduced
Montrusco Bolton Investments Inc.472,107$73.6M1.71%+47,236+11.1%Added
Quilter Plc445,297$73.7M2.42%+11,681+2.7%Added
Ardevora Asset Management LLP450,469$74.5M1.27%−63,620−12.4%Reduced
Birch Hill Investment Advisors LLC452,327$74.9M4.77%−4,363−1.0%Reduced
Mitsubishi UFJ Trust & Banking Corp456,207$75.5M0.20%+13,020+2.9%Added
Lord, Abbett & Co. LLC463,561$76.7M0.27%+57,000+14.0%Added
Citigroup Inc475,319$78.7M0.11%+68,376+16.8%Added
Bradley Foster & Sargent Inc478,333$79.2M1.98%+1,122+0.2%Added
Standard Life Aberdeen plc485,618$80.4M0.22%+10,062+2.1%Added
Close Asset Management Ltd497,185$82.3M4.37%−13,766−2.7%Reduced
Natixis Advisors, L.P.507,172$83.9M0.32%+49,448+10.8%Added
Canada Pension Plan Investment Board507,418$84.0M0.15%−664,910−56.7%Reduced
New York State Teachers Retirement System514,288$85.1M0.21%−7,597−1.5%Reduced
The PNC Financial Services Group, Inc.522,332$86.4M0.08%−6,182−1.2%Reduced
Johnson Investment Counsel Inc528,079$87.4M1.19%−5,889−1.1%Reduced
APG Asset Management N.V.532,752$88.2M0.17%−7,462−1.4%Reduced
Mariner, LLC533,177$88.2M0.28%+28,465+5.6%Added
Zurcher Kantonalbank (Zurich Cantonalbank)540,441$89.4M0.48%+39,625+7.9%Added
Great West Life Assurance Co539,337$89.7M0.24%−3,468−0.6%Reduced
State Board of Administration of Florida Retirement System560,250$92.7M0.23%−6,350−1.1%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main582,951$96.5M0.17%−30,116−4.9%Reduced
Assetmark, Inc629,478$104.2M0.45%+7,190+1.2%Added
FIL Ltd630,035$104.3M0.13%+71,816+12.9%Added
Adage Capital Partners GP, L.L.C.634,461$105.0M0.25%−269,000−29.8%Reduced
Jennison Associates LLC638,259$105.6M0.11%−920.0%Reduced
Russell Investments Group, Ltd.637,342$105.6M0.22%+33,843+5.6%Added
Echo Street Capital Management LLC639,071$105.8M1.02%−181,928−22.2%Reduced
Markel Group Inc.SuperinvestorMarkel Group640,500$106.0M1.42%+12,000+1.9%Added
Schroder Investment Management Group653,046$108.1M0.17%−61,744−8.6%Reduced
Bank of Montreal651,329$108.8M0.09%−451,675−40.9%Reduced
Prudential Financial Inc683,015$113.0M0.19%−21,121−3.0%Reduced
Janus Henderson Group PLC686,457$113.6M0.08%+107,978+18.7%Added
National Pension Service732,871$121.3M0.24%−2,509−0.3%Reduced
Intech Investment Management LLC734,615$121.6M0.91%−153,578−17.3%Reduced
Intermede Investment Partners Ltd735,540$121.7M3.40%−37,845−4.9%Reduced
Man Group plc757,373$125.3M0.45%+165,601+28.0%Added
M&G Investment Management Ltd785,318$129.6M0.96%−7,841−1.0%Reduced
Waverton Investment Management Ltd798,244$132.1M4.85%+7,925+1.0%Added
Aviva PLC819,642$135.6M0.67%+136,566+20.0%Added
Mackenzie Financial Corp832,725$137.8M0.23%−62,291−7.0%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.849,208$140.5M0.50%+6,927+0.8%Added
California State Teachers Retirement System856,768$141.8M0.22%+5,568+0.7%Added
Raymond James & Associates857,942$142.0M0.13%+130,036+17.9%Added
Principal Financial Group Inc881,956$145.9M0.11%−14,108−1.6%Reduced
TD Asset Management Inc896,911$148.4M0.18%+142,390+18.9%Added
Capital Group Private Client Services, Inc.914,852$151.4M1.91%−25,742−2.7%Reduced
Nordea Investment Management AB921,748$152.4M0.24%−46,276−4.8%Reduced
Envestnet Asset Management Inc924,793$153.0M0.08%+105,876+12.9%Added
Acadian Asset Management LLC930,917$154.0M0.76%−83,905−8.3%Reduced
Rhumbline Advisers949,692$157.2M0.21%+34,857+3.8%Added
HSBC Holdings PLC953,664$157.5M0.20%+296,921+45.2%Added
New York State Common Retirement Fund961,196$159.1M0.22%−10,483−1.1%Reduced
Caisse de Depot Et Placement du Quebec1,006,333$166.5M0.51%−266,600−20.9%Reduced
Royal Bank of Canada1,059,571$175.3M0.05%+35,690+3.5%Added
Credit Suisse AG1,122,108$185.7M0.20%−67,515−5.7%Reduced
1832 Asset Management L.P.1,135,549$187.9M0.39%+296,972+35.4%Added
DekaBank Deutsche Girozentrale1,137,263$188.5M0.50%+117,505+11.5%Added
Manufacturers Life Insurance Company, The1,144,092$189.4M0.12%+140,921+14.0%Added
Veritas Investment Partners (UK) Ltd.1,217,733$201.6M6.25%+65,357+5.7%Added
Ninety One UK Ltd1,225,363$202.8M0.65%−401,949−24.7%Reduced
Findlay Park Partners LLP1,257,468$208.1M2.26%−373,985−22.9%Reduced
Truist Financial Corp1,271,007$210.3M0.37%−5,364−0.4%Reduced
Coho Partners, Ltd.1,277,255$211.4M3.58%+1,484+0.1%Added
Barclays PLC1,303,022$215.6M0.19%+187,247+16.8%Added
Polar Capital Holdings Plc1,332,290$220.5M1.76%−11,003−0.8%Reduced
Alliancebernstein L.P.1,471,742$243.5M0.11%+155,639+11.8%Added
Robeco Institutional Asset Management B.V.1,503,509$248.8M0.72%−18,727−1.2%Reduced
Dimensional Fund Advisors LP1,579,557$261.4M0.09%−25,133−1.6%Reduced
Diamond Hill Capital Management Inc1,738,683$287.7M1.31%−408,149−19.0%Reduced
Sumitomo Mitsui Trust Holdings, Inc.1,791,273$296.4M0.23%−175,722−8.9%Reduced
Amundi1,736,745$302.0M0.17%+239,158+16.0%Added
American Century Companies Inc1,876,646$310.5M0.25%+2,682+0.1%Added
Bahl & Gaynor Inc2,005,552$331.9M2.07%−206,783−9.3%Reduced
Swiss National Bank2,028,100$335.6M0.24%−147,013−6.8%Reduced
Capital Research Global Investors2,138,760$353.9M0.11%+1,284+0.1%Added
Stifel Financial Corp2,242,944$371.2M0.56%+103,483+4.8%Added
Invesco Ltd.2,290,362$379.0M0.11%−80,899−3.4%Reduced
Charles Schwab Investment Management Inc2,491,105$412.2M0.13%+39,533+1.6%Added
Jensen Investment Management Inc2,615,464$432.8M3.38%+398,179+18.0%Added
Nippon Life Insurance Co2,622,700$434.0M19.63%00.0%Unchanged
Deutsche Bank AG2,942,576$486.9M0.28%−52,652−1.8%Reduced
Wells Fargo & Company3,050,461$504.8M0.16%+113,516+3.9%Added
UBS Group AG3,073,669$508.6M0.24%+72,692+2.4%Added
Longview Partners (Guernsey) LTD3,128,249$517.7M4.11%−38,140−1.2%Reduced
T. Rowe Price Investment Management, Inc.3,223,913$533.5M0.41%−1,106,249−25.5%Reduced
Clearbridge Investments, LLC3,262,150$539.8M0.53%+1,935,638+145.9%Added
California Public Employees Retirement System3,315,764$548.7M0.47%−226,713−6.4%Reduced
Primecap Management Co3,533,721$584.8M0.54%−76,475−2.1%Reduced
Lazard Asset Management LLC3,658,658$605.4M0.83%+103,512+2.9%Added
Legal & General Group Plc3,664,294$606.4M0.23%−367,527−9.1%Reduced