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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, Q1 2024

Institutional positions in Marsh & McLennan Companies, Inc. as of Mar 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
1,444
+91 vs. Q4 2023
Shares held
436.6M
+2.65M (+0.6%) vs. Q4 2023
Total value
$89.9B
+$7.67B (+9.3%) vs. Q4 2023
New holders
176
533 more added
Sold out
85
507 more reduced

23 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: 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 holdersQ1 2024: 1,444 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 heldQ1 2024: $89.9B
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, Q1 2024

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q4 2023.

Institutions holding MRSH in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BNP Paribas Arbitrage, SA510,869$105.2M0.13%−2,620−0.5%Reduced
Bradley Foster & Sargent Inc509,042$104.9M1.89%−3,578−0.7%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)502,530$103.5M0.36%−91,729−15.4%Reduced
Intermede Investment Partners Ltd499,151$102.8M2.10%−89,865−15.3%Reduced
Johnson Investment Counsel Inc475,328$97.9M1.06%−5,082−1.1%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.469,200$96.6M0.26%−319,191−40.5%Reduced
SG Americas Securities, LLC467,891$96.4M0.49%+450,709+2,623.1%Added
Bristol Gate Capital Partners Inc.461,884$95.1M4.47%+461,884New
Russell Investments Group, Ltd.458,884$94.5M0.15%−117,472−20.4%Reduced
Lord, Abbett & Co. LLC455,951$93.9M0.30%00.0%Unchanged
State Board of Administration of Florida Retirement System554,980$92.4M0.22%+27,917+5.3%Added
CCLA Investment Management Ltd446,288$91.9M1.41%+116,094+35.2%Added
APG Asset Management N.V.479,821$91.5M0.16%+19,400+4.2%Added
Millennium Management LLC438,329$90.3M0.08%+232,098+112.5%Added
Birch Hill Investment Advisors LLC437,581$90.1M4.39%−500−0.1%Reduced
Mariner, LLC429,962$88.6M0.18%+11,523+2.8%Added
New York State Teachers Retirement System421,442$86.8M0.18%−13,294−3.1%Reduced
Mackenzie Financial Corp407,132$83.9M0.12%−38,243−8.6%Reduced
Rathbone Brothers plc398,358$82.1M0.47%+178,726+81.4%Added
Truist Financial Corp393,004$81.0M0.12%−81,780−17.2%Reduced
Mitsubishi UFJ Trust & Banking Corp390,353$80.4M0.18%−93,535−19.3%Reduced
Adage Capital Partners GP, L.L.C.382,561$78.8M0.15%−271,400−41.5%Reduced
CI Private Wealth, LLC378,284$77.9M0.14%−382,954−50.3%Reduced
Citigroup Inc372,812$76.8M0.08%−63,163−14.5%Reduced
Crawford Investment Counsel Inc371,980$76.6M1.43%−5,496−1.5%Reduced
Korea Investment CORP362,752$74.7M0.19%−23,377−6.1%Reduced
SEI Investments Co354,970$73.1M0.11%−12,750−3.5%Reduced
Stifel Financial Corp352,591$72.6M0.08%+21,407+6.5%Added
Balyasny Asset Management LLC348,328$71.7M0.18%+343,071+6,526.0%Added
Abn Amro Investment Solutions335,033$69.0M1.20%−27,905−7.7%Reduced
Capital International Inc329,975$68.0M0.92%+35,426+12.0%Added
AQR Capital Management LLC328,213$67.6M0.12%+11,115+3.5%Added
Nomura Asset Management Co Ltd328,017$67.6M0.25%+51,689+18.7%Added
State of Wisconsin Investment Board321,228$66.2M0.17%−5,355−1.6%Reduced
Erste Asset Management GmbH315,769$64.8M0.88%+6,918+2.2%Added
Silvercrest Asset Management Group LLC313,601$64.6M0.44%+2,914+0.9%Added
Baird Financial Group, Inc.307,435$63.3M0.13%+6,793+2.3%Added
HighTower Advisors, LLC297,816$61.3M0.10%−1,784−0.6%Reduced
Toronto Dominion Bank294,095$60.6M0.09%+5,090+1.8%Added
Calamos Advisors LLC283,245$58.3M0.28%−3,245−1.1%Reduced
Madison Asset Management, LLC281,946$58.1M0.71%+5,816+2.1%Added
Swedbank AB280,859$57.9M0.08%+2,958+1.1%Added
Bowen Hanes & Co Inc280,826$57.8M1.65%−14,759−5.0%Reduced
Renaissance Technologies LLC280,019$57.7M0.09%−82,381−22.7%Reduced
State of New Jersey Common Pension Fund D278,655$57.4M0.17%00.0%Unchanged
Ensign Peak Advisors, Inc277,128$57.1M0.10%+35,243+14.6%Added
Chevy Chase Trust Holdings, Inc.273,524$56.3M0.18%−3,077−1.1%Reduced
Fifth Third Bancorp273,200$56.3M0.22%−12,069−4.2%Reduced
Healthcare of Ontario Pension Plan Trust Fund273,000$56.2M0.20%−256,991−48.5%Reduced
Unigestion Holding SA272,406$56.1M2.74%+1,808+0.7%Added
Boston Trust Walden Corp272,160$56.1M0.40%−2,782−1.0%Reduced
Kempen Capital Management N.V.270,738$55.8M0.69%+6,036+2.3%Added
Public Employees Retirement System of Ohio267,127$55.0M0.22%−15,406−5.5%Reduced
Connor, Clark & Lunn Investment Management Ltd.262,804$54.1M0.23%+9,863+3.9%Added
Canada Pension Plan Investment Board258,624$53.3M0.06%−4,401−1.7%Reduced
Vaughan David Investments LLC254,607$52.4M1.30%−740−0.3%Reduced
Quilter Plc245,905$50.7M1.20%+14,257+6.2%Added
Intech Investment Management LLC243,994$50.3M0.71%−2,034−0.8%Reduced
Voya Investment Management LLC237,932$49.0M0.05%−324,711−57.7%Reduced
Hardman Johnston Global Advisors LLC236,722$48.8M1.68%−2,093−0.9%Reduced
Kayne Anderson Rudnick Investment Management LLC236,074$48.6M0.11%+7,261+3.2%Added
Panagora Asset Management Inc232,413$47.9M0.25%−213,597−47.9%Reduced
Treasurer of the State of North Carolina227,387$46.8M0.21%+1,380+0.6%Added
Danske Bank A/S225,837$46.5M0.15%+225,837New
Pathstone Holdings, LLC220,899$45.5M0.21%+22,165+11.2%Added
Donaldson Capital Management, LLC218,781$45.1M1.88%+213,560+4,090.4%Added
Flputnam Investment Management Co216,428$44.6M0.95%−1,755−0.8%Reduced
Ycg, LLC216,405$44.4M3.53%−504−0.2%Reduced
B. Metzler seel. Sohn & Co. AG212,325$43.7M0.48%+13,165+6.6%Added
Royal London Asset Management Ltd207,124$42.7M0.11%+5,228+2.6%Added
LPL Financial LLC205,755$42.4M0.02%+4,414+2.2%Added
Gillespie Robinson & Grimm Inc200,843$41.4M3.42%+1,673+0.8%Added
Asset Management One Co.,Ltd.200,166$41.2M0.16%−23,155−10.4%Reduced
Mn Services Vermogensbeheer B.V.199,388$41.1M0.30%−35,400−15.1%Reduced
Victory Capital Management Inc198,998$41.0M0.04%+11,580+6.2%Added
Jane Street Group, LLC198,259$40.8M0.05%+164,049+479.5%Added
Handelsbanken Fonder AB189,743$39.1M0.17%−869−0.5%Reduced
Verition Fund Management LLC183,510$37.8M0.36%+171,784+1,465.0%Added
Allspring Global Investments Holdings, LLC181,858$37.5M0.06%−2,353−1.3%Reduced
Dundas Partners LLP178,934$36.9M2.90%00.0%Unchanged
STRS Ohio177,821$36.6M0.15%−18,416−9.4%Reduced
Franklin Resources Inc176,606$36.4M0.01%−2,555−1.4%Reduced
Zacks Investment Management173,853$35.8M0.38%+11,027+6.8%Added
Rafferty Asset Management, LLC173,059$35.6M0.13%−1,718−1.0%Reduced
Resona Asset Management Co.,Ltd.172,684$35.6M0.21%+172,684New
Teacher Retirement System of Texas172,461$35.5M0.23%−17,286−9.1%Reduced
Glenmede Trust Co NA171,535$35.3M0.18%−16,410−8.7%Reduced
AXA S.A.169,320$34.9M0.10%+28,161+19.9%Added
Los Angeles Capital Management LLC167,628$34.5M0.12%−83,197−33.2%Reduced
State of Tennessee, Treasury Department164,669$33.9M0.13%−83,100−33.5%Reduced
Thrivent Financial for Lutherans160,355$33.0M0.07%−21,871−12.0%Reduced
Janney Montgomery Scott LLC160,086$33.0M0.10%+4,869+3.1%Added
Nisa Investment Advisors, LLC159,311$32.8M0.21%+3,466+2.2%Added
American International Group, Inc.159,264$32.8M0.12%−2,328−1.4%Reduced
Comerica Bank156,569$32.3M0.14%−5,065−3.1%Reduced
1832 Asset Management L.P.152,183$31.3M0.06%+214+0.1%Added
US Bancorp148,872$30.7M0.04%+4,616+3.2%Added
Forsta Ap-Fonden148,700$30.6M0.26%+21,900+17.3%Added
Whittier Trust Co147,449$30.4M0.44%+2,553+1.8%Added
Badgley Phelps Wealth Managers, LLC146,596$30.2M0.76%−915−0.6%Reduced