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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
Skandinaviska Enskilda Banken AB (publ)161,020$34.1M0.15%−51,538−24.2%Reduced
STRS Ohio158,609$33.7M0.13%−12,878−7.5%Reduced
Resona Asset Management Co.,Ltd.157,683$33.5M0.20%−3,791−2.3%Reduced
Whittier Trust Co157,129$33.4M0.44%+1,143+0.7%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund153,931$32.7M0.33%+4,800+3.2%Added
US Bancorp153,667$32.6M0.04%+89+0.1%Added
Forsta Ap-Fonden150,500$32.0M0.23%−300−0.2%Reduced
Comerica Bank149,660$31.8M0.13%−2,225−1.5%Reduced
Formuepleje A/S145,042$30.8M1.66%−10,057−6.5%Reduced
Horizon Kinetics Asset Management LLC144,628$30.7M0.38%+25,554+21.5%Added
Macquarie Group Ltd162,372$30.4M0.04%−110,146−40.4%Reduced
Glenmede Trust Co NA142,876$30.3M0.15%−18,461−11.4%Reduced
Corebridge Financial, Inc.142,445$30.3M0.16%−5,004−3.4%Reduced
Arizona State Retirement System142,088$30.2M0.18%+581+0.4%Added
State of Tennessee, Treasury Department141,824$30.1M0.11%−43,616−23.5%Reduced
State of Michigan Retirement System140,675$29.9M0.16%−1,400−1.0%Reduced
Federation des caisses Desjardins du Quebec139,154$29.5M0.15%+8,183+6.2%Added
Cumberland Partners Ltd138,707$29.5M2.05%−776−0.6%Reduced
Badgley Phelps Wealth Managers, LLC137,067$29.1M0.68%−1,107−0.8%Reduced
MetLife Investment Management133,004$28.3M0.15%+2,034+1.6%Added
EULAV Asset Management132,000$28.0M0.68%00.0%Unchanged
Sequoia Financial Advisors, LLC130,509$27.7M0.27%+15,079+13.1%Added
Captrust Financial Advisors129,681$27.5M0.08%+16,851+14.9%Added
Neuberger Berman Group LLC129,548$27.5M0.02%−462−0.4%Reduced
Teachers Retirement System of the State of Kentucky127,693$27.1M0.24%−8,675−6.4%Reduced
Panagora Asset Management Inc127,430$27.1M0.13%+17,316+15.7%Added
Cerity Partners LLC125,657$27.0M0.06%−5,029−3.8%Reduced
Ossiam126,821$26.9M0.47%+114,217+906.2%Added
Canada Pension Plan Investment Board123,585$26.3M0.02%−283,770−69.7%Reduced
Ensign Peak Advisors, Inc123,549$26.2M0.05%−8,152−6.2%Reduced
Stock Yards Bank & Trust Co123,395$26.2M0.90%+78+0.1%Added
Tredje AP-fonden122,078$25.9M0.23%−2,744−2.2%Reduced
Choate Investment Advisors121,756$25.9M0.62%+146+0.1%Added
Kames Capital plc120,410$25.6M0.34%−4,579−3.7%Reduced
Nearwater Capital Markets, Ltd114,519$24.3M0.69%+114,519New
Walter Public Investments Inc.112,942$24.0M4.29%+448+0.4%Added
Brown Brothers Harriman & Co112,450$23.9M0.17%−4,907−4.2%Reduced
Dai-Ichi Life Insurance Company, Ltd110,650$23.5M0.65%+11,561+11.7%Added
Janney Montgomery Scott LLC109,469$23.3M0.06%−60,516−35.6%Reduced
Baillie Gifford & Co108,919$23.1M0.02%+23,319+27.2%Added
Varma Mutual Pension Insurance Co107,304$22.8M0.17%+900+0.8%Added
Boston Family Office LLC107,164$22.8M1.56%−1,451−1.3%Reduced
Czech National Bank106,485$22.6M0.21%+6,310+6.3%Added
Retirement Systems of Alabama106,332$22.6M0.08%−652−0.6%Reduced
ProShare Advisors LLC106,065$22.5M0.05%+10,722+11.2%Added
Van Eck Associates Corp104,879$22.3M0.03%−2,935−2.7%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys104,427$22.2M0.14%−2,624−2.5%Reduced
Northwest & Ethical Investments L.P.104,033$22.1M0.60%+4,147+4.2%Added
Amalgamated Bank103,517$22.0M0.18%−1,801−1.7%Reduced
KBC Group NV102,838$21.8M0.06%−114,109−52.6%Reduced
Washington Trust Co101,766$21.6M0.78%+373+0.4%Added
DnB Asset Management AS100,515$21.4M0.09%−25,627−20.3%Reduced
Crestwood Advisors Group LLC100,342$21.3M0.40%+182+0.2%Added
CIBC Asset Management Inc100,293$21.3M0.07%+3,426+3.5%Added
Candriam Luxembourg S.C.A.100,151$21.3M0.12%+40,425+67.7%Added
Creative Planning99,707$21.2M0.02%+1,128+1.1%Added
Freestone Grove Partners LP99,473$21.1M0.26%+99,473New
Prudential PLC98,144$20.8M0.11%+44,145+81.8%Added
Bank Julius Baer & Co. Ltd, Zurich87,732$20.6M0.06%+2,612+3.1%Added
Scotia Capital Inc.96,728$20.5M0.11%+13,312+16.0%Added
Commonwealth Equity Services, LLC95,511$20.3M0.03%−1,974−2.0%Reduced
USS Investment Management Ltd95,145$20.2M0.15%−2,616−2.7%Reduced
TD Waterhouse Canada Inc.94,952$20.2M0.16%+8,246+9.5%Added
QRG Capital Management, Inc.94,748$20.1M0.21%−2,549−2.6%Reduced
Carnegie Capital Asset Management, LLC94,384$20.0M0.58%+4,465+5.0%Added
British Columbia Investment Management Corp94,166$20.0M0.12%+11,820+14.4%Added
Cetera Investment Advisers92,520$19.7M0.04%+31,897+52.6%Added
Sanctuary Advisors, LLC87,798$19.4M0.12%+2,374+2.8%Added
Davenport & Co LLC91,056$19.3M0.11%+11,804+14.9%Added
Compagnie Lombard Odier SCmA90,908$19.3M0.28%+20,120+28.4%Added
Arrowstreet Capital, Limited Partnership89,642$19.0M0.02%+89,642New
Atria Investments LLC88,755$18.9M0.23%+4,902+5.8%Added
IFM Investors Pty Ltd88,629$18.8M0.19%−8,057−8.3%Reduced
Aquatic Capital Management LLC88,052$18.7M0.51%+1,752+2.0%Added
Sumitomo Mitsui DS Asset Management Company, Ltd87,724$18.6M0.19%+2,855+3.4%Added
Martingale Asset Management L P86,657$18.4M0.45%−5,490−6.0%Reduced
Banco Santander, S.A.86,622$18.4M0.22%+5,253+6.5%Added
Kovitz Investment Group Partners, LLC86,018$18.3M0.09%+74,902+673.8%Added
RMB Capital Management, LLC84,577$18.0M0.41%+13,733+19.4%Added
Railway Pension Investments Ltd83,700$17.8M0.24%00.0%Unchanged
PGGM Investments83,666$17.8M0.24%−5,499−6.2%Reduced
Private Capital Advisors, Inc.82,807$17.6M2.09%−1,648−2.0%Reduced
Wesleyan Assurance Society81,926$17.4M1.33%−4,500−5.2%Reduced
Osborne Partners Capital Management, LLC81,878$17.4M1.01%−51−0.1%Reduced
Utah Retirement Systems81,721$17.4M0.19%+200+0.2%Added
Alps Advisors Inc80,947$17.2M0.11%−68−0.1%Reduced
O'Shaughnessy Asset Management, LLC80,799$17.2M0.15%+1,434+1.8%Added
Intech Investment Management LLC80,655$17.1M0.17%−3,752−4.4%Reduced
Man Group plc80,619$17.1M0.05%−16,990−17.4%Reduced
Segment Wealth Management, LLC79,706$16.9M1.15%+437+0.6%Added
Factory Mutual Insurance Co79,400$16.9M0.18%00.0%Unchanged
Boston Private Wealth LLC78,679$16.7M0.31%+78,679New
Aptus Capital Advisors, LLC78,618$16.7M0.20%+9,421+13.6%Added
Torray LLC77,877$16.5M2.37%00.0%Unchanged
CIBC World Markets Corp77,533$16.5M0.10%−17,858−18.7%Reduced
Xponance, Inc.77,441$16.4M0.15%−15,594−16.8%Reduced
Gotham Asset Management, LLC75,789$16.1M0.15%+60,920+409.7%Added
MUFG Securities EMEA plc75,000$15.9M0.30%+75,000New
Itau Unibanco Holding S.A.75,000$15.9M0.50%+75,000New
L1 Capital International Pty Ltd74,639$15.9M4.87%+13,898+22.9%Added