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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, Q3 2021

Institutional positions in Marsh & McLennan Companies, Inc. as of Sep 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
1,078
+85 vs. Q2 2021
Shares held
449.3M
−2.20M (−0.5%) vs. Q2 2021
Total value
$68.0B
+$4.55B (+7.2%) vs. Q2 2021
New holders
135
388 more added
Sold out
50
349 more reduced

14 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2021: 1,078 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 heldQ3 2021: $68.0B
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, Q3 2021

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q2 2021.

Institutions holding MRSH in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Nordea Investment Management AB779,432$120.7M0.16%+48,549+6.6%Added
Royal Bank of Canada800,135$121.2M0.03%+6,846+0.9%Added
BNP Paribas Arbitrage, SA860,100$130.2M0.31%+536,411+165.7%Added
Principal Financial Group Inc863,212$130.7M0.09%+44,695+5.5%Added
Intermede Investment Partners Ltd865,626$131.1M3.02%−144,573−14.3%Reduced
Rhumbline Advisers881,811$133.5M0.18%−42,852−4.6%Reduced
Truist Financial Corp882,152$133.6M0.22%−62,747−6.6%Reduced
California State Teachers Retirement System886,420$134.2M0.17%−13,540−1.5%Reduced
DekaBank Deutsche Girozentrale871,779$135.4M0.38%−8,631−1.0%Reduced
Veritas Investment Partners (UK) Ltd.905,532$137.1M4.64%+21,492+2.4%Added
APG Asset Management N.V.1,079,146$141.0M0.25%+5,900+0.5%Added
Waverton Investment Management Ltd932,279$141.2M5.57%+3,846+0.4%Added
Capital Group Private Client Services, Inc.968,231$146.6M1.70%+968,231New
Alliancebernstein L.P.969,503$146.8M0.06%+4,021+0.4%Added
Aviva PLC980,781$148.5M0.66%−9,088−0.9%Reduced
Manufacturers Life Insurance Company, The1,009,408$152.9M0.13%+1,696+0.2%Added
Tesco Pension Investment Ltd1,031,795$156.2M2.87%−58,177−5.3%Reduced
New York State Common Retirement Fund1,066,396$161.5M0.17%−48,246−4.3%Reduced
Bank of Montreal1,070,565$165.9M0.08%+317,393+42.1%Added
Viking Global Investors LPSuperinvestorViking Global Investors1,156,185$175.1M0.48%−901,276−43.8%Reduced
Jensen Investment Management Inc1,196,760$181.2M1.44%+11,595+1.0%Added
Polar Capital Holdings Plc1,200,500$181.8M1.00%−161,788−11.9%Reduced
Atlanta Capital Management Co L L C1,282,856$194.3M0.69%+7,658+0.6%Added
Credit Suisse AG1,378,989$208.8M0.17%+1870.0%Added
Coho Partners, Ltd.1,411,313$213.7M3.47%−449,631−24.2%Reduced
Dimensional Fund Advisors LP1,597,460$241.9M0.08%−47,573−2.9%Reduced
Barclays PLC1,600,342$242.3M0.17%+316,179+24.6%Added
Sumitomo Mitsui Trust Holdings, Inc.1,682,246$254.7M0.16%+40,078+2.4%Added
First Trust Advisors LP1,702,269$257.8M0.28%−129,529−7.1%Reduced
Caisse de Depot Et Placement du Quebec1,777,007$269.1M0.57%−1,089,648−38.0%Reduced
Findlay Park Partners LLP1,837,573$278.3M1.92%−271,627−12.9%Reduced
Diamond Hill Capital Management Inc1,931,588$292.5M1.11%−313,298−14.0%Reduced
Invesco Ltd.1,944,596$294.5M0.07%−122,996−5.9%Reduced
Bahl & Gaynor Inc1,991,588$301.6M1.85%−5,040−0.3%Reduced
Swiss National Bank2,010,813$304.5M0.19%−61,400−3.0%Reduced
Stifel Financial Corp2,014,656$305.1M0.45%+9,733+0.5%Added
Morgan Stanley2,067,254$313.0M0.04%+41,684+2.1%Added
Ninety One UK Ltd2,085,330$315.8M0.81%+1,004,903+93.0%Added
Norges Bank2,085,972$315.9M0.07%−810,334−28.0%Reduced
Amundi2,103,560$318.5M0.22%−294,554−12.3%Reduced
Parametric Portfolio Associates LLC2,107,384$319.1M0.18%+51,892+2.5%Added
Charles Schwab Investment Management Inc2,290,219$346.8M0.11%+15,656+0.7%Added
Robeco Institutional Asset Management B.V.2,409,788$364.9M0.81%+1,609,414+201.1%Added
Arrowstreet Capital, Limited Partnership2,560,295$387.7M0.49%+541,700+26.8%Added
Nippon Life Insurance Co2,622,700$397.2M21.65%00.0%Unchanged
Berkshire Hathaway IncSuperinvestorBerkshire Hathaway2,741,755$415.2M0.14%−1,454,937−34.7%Reduced
Wells Fargo & Company3,071,207$465.1M0.11%+1,195,332+63.7%Added
UBS Group AG3,169,615$480.0M0.20%−269,790−7.8%Reduced
Canada Pension Plan Investment Board3,183,243$482.0M0.55%00.0%Unchanged
Deutsche Bank AG3,196,575$484.1M0.23%+28,116+0.9%Added
Lazard Asset Management LLC3,641,672$551.5M0.62%−12,309−0.3%Reduced
Legal & General Group Plc3,651,888$553.0M0.18%+142,418+4.1%Added
American Century Companies Inc3,759,861$569.4M0.39%−411,505−9.9%Reduced
Bank of New York Mellon Corp3,845,642$582.3M0.11%−81,427−2.1%Reduced
California Public Employees Retirement System3,926,424$594.6M0.44%+33,897+0.9%Added
Longview Partners (Guernsey) LTD4,765,627$721.7M4.55%+2,706,929+131.5%Added
Artisan Partners Limited Partnership5,150,180$779.9M0.95%−13,649−0.3%Reduced
JPMorgan Chase & Co5,410,172$819.3M0.11%−1,132,824−17.3%Reduced
Nuveen Asset Management, LLC5,785,927$876.2M0.27%+38,126+0.7%Added
Goldman Sachs Group Inc5,809,612$879.8M0.23%+2,041,741+54.2%Added
Primecap Management Co6,132,546$928.7M0.66%−214,289−3.4%Reduced
Northern Trust Corp6,176,707$935.3M0.17%−163,238−2.6%Reduced
UBS Asset Management Americas Inc6,884,369$1.04B0.43%+1,054,561+18.1%Added
Ameriprise Financial Inc6,905,744$1.05B0.33%−105,705−1.5%Reduced
Mawer Investment Management Ltd.7,137,279$1.08B5.18%+642,308+9.9%Added
Bank of America Corp7,589,893$1.15B0.13%+330,856+4.6%Added
Geode Capital Management, LLC8,236,488$1.24B0.17%−634,520−7.2%Reduced
FMR LLC12,002,650$1.82B0.14%+2,029,482+20.3%Added
Massachusetts Financial Services Co15,019,932$2.27B0.67%−741,136−4.7%Reduced
Capital World Investors17,268,206$2.62B0.45%+855,424+5.2%Added
Wellington Management Group LLP18,341,780$2.78B0.47%−752,374−3.9%Reduced
Capital International Investors20,610,335$3.12B0.71%−1,350,166−6.1%Reduced
State Street Corp23,151,544$3.51B0.19%−109,309−0.5%Reduced
Price T Rowe Associates Inc27,976,266$4.24B0.40%−6,548,710−19.0%Reduced
BlackRock Inc.40,150,367$6.08B0.17%+517,226+1.3%Added
Vanguard Group Inc41,987,790$6.36B0.16%+96,260+0.2%Added
Gerber Kawasaki Wealth & Investment Management3––+3New
Sofos Investments, Inc.9––00.0%Unchanged
Capital Bank & Trust Co0$00.00%−892,380−100.0%Sold out
MSD Partners, L.P.0$00.00%−240,499−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−130,652−100.0%Sold out
Philadelphia Financial Management of San Francisco, LLC0$00.00%−87,637−100.0%Sold out
Gillson Capital LP0$00.00%−83,240−100.0%Sold out
Ergoteles LLC0$00.00%−79,300−100.0%Sold out
Crestline Management, LP0$00.00%−45,000−100.0%Sold out
Holocene Advisors, LP0$00.00%−44,365−100.0%Sold out
Occudo Quantitative Strategies LP0$00.00%−23,542−100.0%Sold out
Full18 Capital LLC0$00.00%−21,159−100.0%Sold out
Walleye Capital LLC0$00.00%−15,473−100.0%Sold out
MEAG MUNICH ERGO, Kapitalanlagegesellschaft mbH0$00.00%−14,030−100.0%Sold out
Zurich Insurance Group Ltd0$00.00%−12,600−100.0%Sold out
BP PLC0$00.00%−11,481−100.0%Sold out
Sowell Financial Services LLC0$00.00%−10,217−100.0%Sold out
Cutler Group LP0$00.00%−8,498−100.0%Sold out
Wintrust Investments LLC0$00.00%−7,762−100.0%Sold out
NatWest Group plc0$00.00%−6,440−100.0%Sold out
Tuttle Tactical Management0$00.00%−6,419−100.0%Sold out
Nomura Holdings Inc0$00.00%−5,337−100.0%Sold out
Winton Group Ltd0$00.00%−4,057−100.0%Sold out
Lake Street Advisors Group, LLC0$00.00%−3,127−100.0%Sold out