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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 2021

Institutional positions in Marsh & McLennan Companies, Inc. as of Jun 30, 2021. 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
1,007
+38 vs. Q1 2021
Shares held
452.6M
+5.11M (+1.1%) vs. Q1 2021
Total value
$63.6B
+$9.16B (+16.8%) vs. Q1 2021
New holders
109
375 more added
Sold out
71
328 more reduced

10 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 1,007 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 2021: $63.6B
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 2021

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q1 2021.

Institutions holding MRSH in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Johnson Investment Counsel Inc484,771$68.2M0.94%+4,005+0.8%Added
CCLA Investment Management Ltd503,743$70.9M1.24%+2,548+0.5%Added
Citadel Advisors LLC508,231$71.5M0.07%+471,443+1,281.5%Added
Assetmark, Inc513,872$72.3M0.34%−22,349−4.2%Reduced
Great West Life Assurance Co514,118$72.3M0.17%−1,756−0.3%Reduced
Citigroup Inc520,807$73.3M0.06%−41,492−7.4%Reduced
KBC Group NV524,651$73.8M0.27%+506+0.1%Added
Adage Capital Partners GP, L.L.C.529,461$74.5M0.15%+116,700+28.3%Added
Madison Asset Management, LLC530,606$74.6M1.01%+13,142+2.5%Added
New York State Teachers Retirement System540,999$76.1M0.16%−21,179−3.8%Reduced
Birch Hill Investment Advisors LLC550,447$77.4M4.16%−4,705−0.8%Reduced
Unigestion Holding SA550,633$77.6M2.79%−72,407−11.6%Reduced
Prudential Financial Inc561,486$79.0M0.11%+42,575+8.2%Added
USS Investment Management Ltd564,352$79.4M0.64%+1,900+0.3%Added
Schroder Investment Management Group564,877$79.5M0.10%+65,784+13.2%Added
The PNC Financial Services Group, Inc.565,933$79.6M0.07%−5,360−0.9%Reduced
TD Asset Management Inc575,052$84.7M0.09%+44,552+8.4%Added
Silvercrest Asset Management Group LLC604,734$85.1M0.56%−10,435−1.7%Reduced
State Board of Administration of Florida Retirement System608,506$85.6M0.16%−54,320−8.2%Reduced
Markel Group Inc.SuperinvestorMarkel Group609,500$85.7M1.09%00.0%Unchanged
Clearbridge Investments, LLC628,109$88.4M0.06%+29,941+5.0%Added
3G Sahana Capital Management LP629,929$88.6M10.48%−84,212−11.8%Reduced
Envestnet Asset Management Inc639,477$90.0M0.05%+2,859+0.4%Added
HSBC Holdings PLC640,301$90.1M0.11%−27,291−4.1%Reduced
State of Wisconsin Investment Board714,294$100.5M0.21%+101,565+16.6%Added
Nordea Investment Management AB730,883$102.8M0.14%−4,864−0.7%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.732,839$103.1M0.37%−100,594−12.1%Reduced
National Pension Service743,253$104.6M0.20%+8,852+1.2%Added
Bank of Montreal753,172$106.2M0.06%+147,681+24.4%Added
Royal Bank of Canada793,289$111.6M0.03%+147,383+22.8%Added
Robeco Institutional Asset Management B.V.800,374$112.6M0.25%+308,197+62.6%Added
Janus Henderson Group PLC817,756$115.1M0.05%−80,843−9.0%Reduced
Principal Financial Group Inc818,517$115.1M0.07%−8,090−1.0%Reduced
Senator Investment Group LP840,000$118.2M2.24%+840,000New
DekaBank Deutsche Girozentrale880,410$123.2M0.36%−200,116−18.5%Reduced
Veritas Investment Partners (UK) Ltd.884,040$124.4M4.51%+57,730+7.0%Added
Jennison Associates LLC887,436$124.8M0.08%+162,588+22.4%Added
Capital Bank & Trust Co892,380$125.5M1.46%−15,454−1.7%Reduced
California State Teachers Retirement System899,960$126.6M0.16%−48,143−5.1%Reduced
APG Asset Management N.V.1,073,246$127.3M0.22%+60,100+5.9%Added
Rhumbline Advisers924,663$130.1M0.17%−43,006−4.4%Reduced
Waverton Investment Management Ltd928,433$130.6M5.26%+8,784+1.0%Added
Truist Financial Corp944,899$132.9M0.22%−28,742−3.0%Reduced
Alliancebernstein L.P.965,482$135.8M0.05%+231,691+31.6%Added
Aviva PLC989,869$139.3M0.61%+16,298+1.7%Added
Manufacturers Life Insurance Company, The1,007,712$141.8M0.12%−57,901−5.4%Reduced
Intermede Investment Partners Ltd1,010,199$142.1M3.23%−20,357−2.0%Reduced
Ninety One UK Ltd1,080,427$152.0M0.39%−1830.0%Reduced
Tesco Pension Investment Ltd1,089,972$153.3M2.71%−49,006−4.3%Reduced
New York State Common Retirement Fund1,114,642$156.8M0.16%−31,885−2.8%Reduced
Jensen Investment Management Inc1,185,165$166.7M1.26%+1,185,165New
Atlanta Capital Management Co L L C1,275,198$179.4M0.62%−22,080−1.7%Reduced
Barclays PLC1,284,163$180.7M0.15%+168,382+15.1%Added
Polar Capital Holdings Plc1,362,288$191.6M1.05%−1,619−0.1%Reduced
Credit Suisse AG1,378,802$194.3M0.15%+12,630+0.9%Added
Sumitomo Mitsui Trust Holdings, Inc.1,642,168$231.0M0.14%−94,076−5.4%Reduced
Dimensional Fund Advisors LP1,645,033$231.4M0.07%+47,258+3.0%Added
First Trust Advisors LP1,831,798$257.7M0.28%+40,739+2.3%Added
Coho Partners, Ltd.1,860,944$261.8M4.10%+7,111+0.4%Added
Wells Fargo & Company1,875,875$263.9M0.06%−417,883−18.2%Reduced
Bahl & Gaynor Inc1,996,628$280.9M1.71%−23,713−1.2%Reduced
Stifel Financial Corp2,004,923$282.1M0.42%+56,155+2.9%Added
Arrowstreet Capital, Limited Partnership2,018,595$284.0M0.35%+472,552+30.6%Added
Morgan Stanley2,025,570$285.0M0.04%−206,133−9.2%Reduced
Parametric Portfolio Associates LLC2,055,492$289.2M0.16%+67,618+3.4%Added
Viking Global Investors LPSuperinvestorViking Global Investors2,057,461$289.4M0.88%−24,426−1.2%Reduced
Longview Partners (Guernsey) LTD2,058,698$289.6M1.59%+2,058,698New
Invesco Ltd.2,067,592$290.9M0.07%+62,844+3.1%Added
Swiss National Bank2,072,213$291.5M0.18%+10,281+0.5%Added
Findlay Park Partners LLP2,109,200$296.7M2.02%−1,494,104−41.5%Reduced
Diamond Hill Capital Management Inc2,244,886$315.8M1.20%+57,967+2.7%Added
Charles Schwab Investment Management Inc2,274,563$320.0M0.11%+50,185+2.3%Added
Amundi2,398,114$337.4M0.23%+2,398,114New
Nippon Life Insurance Co2,622,700$369.0M20.76%00.0%Unchanged
Caisse de Depot Et Placement du Quebec2,866,655$403.3M0.87%−130,631−4.4%Reduced
Norges Bank2,896,306$407.5M0.09%−470,255−14.0%Reduced
Deutsche Bank AG3,168,459$445.7M0.22%−40,219−1.3%Reduced
Canada Pension Plan Investment Board3,183,243$447.8M0.54%−40,451−1.3%Reduced
UBS Group AG3,439,405$483.9M0.20%−1,132,027−24.8%Reduced
Legal & General Group Plc3,509,470$493.7M0.17%+124,633+3.7%Added
Lazard Asset Management LLC3,653,981$514.0M0.58%+393,844+12.1%Added
Goldman Sachs Group Inc3,767,871$530.1M0.14%+256,741+7.3%Added
California Public Employees Retirement System3,892,527$547.6M0.41%−23,696−0.6%Reduced
Bank of New York Mellon Corp3,927,069$552.5M0.11%−52,701−1.3%Reduced
American Century Companies Inc4,171,366$586.8M0.40%+497,232+13.5%Added
Berkshire Hathaway IncSuperinvestorBerkshire Hathaway4,196,692$590.4M0.20%−1,090,834−20.6%Reduced
Artisan Partners Limited Partnership5,163,829$726.4M0.87%+159,404+3.2%Added
Nuveen Asset Management, LLC5,747,801$808.6M0.24%+115,002+2.0%Added
UBS Asset Management Americas Inc5,829,808$820.1M0.35%−325,908−5.3%Reduced
Northern Trust Corp6,339,945$891.9M0.16%−63,156−1.0%Reduced
Primecap Management Co6,346,835$892.9M0.60%−71,200−1.1%Reduced
Mawer Investment Management Ltd.6,494,971$913.7M4.52%+273,060+4.4%Added
JPMorgan Chase & Co6,542,996$920.5M0.12%−369,839−5.4%Reduced
Ameriprise Financial Inc7,011,449$986.4M0.31%+495,973+7.6%Added
Bank of America Corp7,259,037$1.02B0.11%−61,105−0.8%Reduced
Geode Capital Management, LLC8,871,008$1.24B0.17%+381,481+4.5%Added
FMR LLC9,973,168$1.40B0.11%+16,832+0.2%Added
Massachusetts Financial Services Co15,761,068$2.22B0.65%−341,227−2.1%Reduced
Capital World Investors16,412,782$2.31B0.39%−10,591−0.1%Reduced
Wellington Management Group LLP19,094,154$2.69B0.45%−606,733−3.1%Reduced