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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
Contravisory Investment Management, Inc.39,385$8.37M1.79%−303−0.8%Reduced
Engineers Gate Manager LP39,777$8.45M0.15%+9,289+30.5%Added
Vestcor Inc40,376$8.58M0.28%−953−2.3%Reduced
Crossmark Global Holdings, Inc.40,514$8.61M0.16%−2,112−5.0%Reduced
BI Asset Management Fondsmaeglerselskab A/S40,526$8.61M0.09%−10,175−20.1%Reduced
Bedrijfstakpensioenfonds Voor de Media Pno43,000$8.82M1.10%00.0%Unchanged
Sawgrass Asset Management LLC41,912$8.90M0.98%−2,537−5.7%Reduced
Oregon Public Employees Retirement Fund42,095$8.94M0.16%+50+0.1%Added
Aurdan Capital Management, LLC42,542$9.04M3.47%+42,542New
Huntington National Bank42,642$9.06M0.06%+674+1.6%Added
Blair William & Co42,763$9.08M0.03%+1,974+4.8%Added
Tokio Marine Asset Management Co Ltd42,991$9.13M0.32%+30,051+232.2%Added
Advisor Group Holdings, Inc.55,226$9.34M0.02%+5,578+11.2%Added
Elo Mutual Pension Insurance Co44,876$9.53M0.20%−2,030−4.3%Reduced
M&T Bank Corp45,359$9.63M0.03%−1,136−2.4%Reduced
Jump Financial, LLC45,565$9.68M0.20%−67,851−59.8%Reduced
DuPont Capital Management Corp45,873$9.74M0.91%00.0%Unchanged
Mizuho Securities USA LLC46,547$9.89M0.18%+14,659+46.0%Added
Edmond de Rothschild Holding S.A.46,583$9.89M0.17%+2,087+4.7%Added
Foyston, Gordon, & Payne Inc46,866$9.95M2.64%−587−1.2%Reduced
Tudor Investment Corp Et Al46,908$9.96M0.11%−45,883−49.4%Reduced
MML Investors Services, LLC48,034$10.2M0.04%+1,299+2.8%Added
Pacer Advisors, Inc.48,262$10.3M0.02%−9,714−16.8%Reduced
Voleon Capital Management LP48,317$10.3M0.76%+48,317New
Mercer Global Advisors Inc48,373$10.3M0.03%−896−1.8%Reduced
Union Bancaire Privee, UBP SA49,597$10.4M0.18%+49,597New
CIBC Private Wealth Group, LLC49,086$10.4M0.02%+415+0.9%Added
Bridges Investment Management Inc49,405$10.5M0.15%+5,066+11.4%Added
Hudson Valley Investment Advisors Inc49,914$10.6M1.20%−418−0.8%Reduced
Mirae Asset Global Investments Co., Ltd.51,033$10.9M0.04%+2,546+5.3%Added
Phoenix Holdings Ltd.51,317$10.9M0.15%+3,107+6.4%Added
Wealth Enhancement Advisory Services, LLC51,333$10.9M0.02%+2,690+5.5%Added
Calamos Wealth Management LLC52,105$11.1M0.55%+12,824+32.6%Added
Brinker Capital Investments, LLC53,044$11.3M0.11%−209−0.4%Reduced
Orion Portfolio Solutions, LLC53,044$11.3M0.11%−209−0.4%Reduced
Gillson Capital LP53,070$11.3M1.02%+53,070New
King Luther Capital Management Corp55,196$11.7M0.05%−2,550−4.4%Reduced
Ci Investments Inc.56,246$11.9M0.05%+4,046+7.8%Added
Azimuth Capital Investment Management LLC56,441$12.0M0.47%+1,055+1.9%Added
JustInvest LLC56,614$12.0M0.18%+1,666+3.0%Added
Mutual of America Capital Management LLC58,836$12.5M0.13%−1,721−2.8%Reduced
Strategic Wealth Designers59,128$12.6M0.80%−625−1.0%Reduced
Wealthfront Advisers LLC59,730$12.7M0.04%+3,521+6.3%Added
First American Bank60,303$12.8M0.90%+562+0.9%Added
Capital International Sarl60,367$12.8M0.30%+9,487+18.6%Added
Harbour Trust & Investment Management Co61,170$13.0M1.48%+874+1.4%Added
Nissay Asset Management Corp61,049$13.0M0.08%−1,375−2.2%Reduced
Running Oak Capital LLC62,006$13.2M1.72%+5,422+9.6%Added
Annex Advisory Services, LLC62,012$13.2M0.40%+2,626+4.4%Added
Whittier Trust Co of Nevada Inc62,768$13.3M0.33%+2,819+4.7%Added
State of Alaska, Department of Revenue62,910$13.4M0.15%−2,050−3.2%Reduced
Washington Trust Bank62,932$13.4M1.28%−1,084−1.7%Reduced
Lido Advisors, LLC63,423$13.5M0.08%+22,589+55.3%Added
JLB & Associates Inc63,754$13.5M1.84%−2,482−3.7%Reduced
Apollon Wealth Management, LLC63,843$13.6M0.31%+1,573+2.5%Added
Quantbot Technologies LP64,356$13.7M0.50%−5,525−7.9%Reduced
Daiwa Securities Group Inc.64,564$13.7M0.06%+4,277+7.1%Added
Levin Capital Strategies, L.P.65,228$13.9M1.32%+1,375+2.2%Added
Gluskin Sheff & Assoc Inc65,690$14.0M1.67%−13,924−17.5%Reduced
Generali Asset Management SPA SGR65,707$14.0M0.36%+65,707New
Public Employees Retirement Association of Colorado65,846$14.0M0.06%−1,851−2.7%Reduced
Swiss Life Asset Management Ltd66,490$14.1M0.10%+14,617+28.2%Added
Fulton Breakefield Broenniman LLC67,445$14.3M1.02%−429−0.6%Reduced
Ethic Inc.67,569$14.4M0.29%+12,002+21.6%Added
Rockefeller Capital Management L.P.67,707$14.4M0.04%+50.0%Added
West Coast Financial LLC67,815$14.4M1.59%+941+1.4%Added
Baker Avenue Asset Management, LP68,264$14.5M0.44%+50.0%Added
Gabelli Funds LLC68,400$14.5M0.11%−5,900−7.9%Reduced
Yousif Capital Management, LLC68,497$14.5M0.16%−1,725−2.5%Reduced
Brown Advisory Inc69,131$14.7M0.02%+3,669+5.6%Added
Oppenheimer Asset Management Inc.69,814$14.8M0.18%+294+0.4%Added
Alaska Permanent Fund Corp70,443$15.0M0.22%00.0%Unchanged
CIBC World Markets Inc.71,553$15.2M0.03%+60,495+547.1%Added
Guggenheim Capital LLC71,765$15.2M0.13%−12,466−14.8%Reduced
Police & Firemen's Retirement System of New Jersey71,908$15.3M0.15%+71,908New
New York Life Investment Management LLC72,824$15.5M0.15%+188+0.3%Added
Mirae Asset Global ETFs Holdings Ltd.72,969$15.5M0.03%+4,816+7.1%Added
Nixon Peabody Trust Co74,248$15.8M1.30%+287+0.4%Added
L1 Capital International Pty Ltd74,639$15.9M4.87%+13,898+22.9%Added
Itau Unibanco Holding S.A.75,000$15.9M0.50%+75,000New
MUFG Securities EMEA plc75,000$15.9M0.30%+75,000New
Gotham Asset Management, LLC75,789$16.1M0.15%+60,920+409.7%Added
Xponance, Inc.77,441$16.4M0.15%−15,594−16.8%Reduced
CIBC World Markets Corp77,533$16.5M0.10%−17,858−18.7%Reduced
Torray LLC77,877$16.5M2.37%00.0%Unchanged
Aptus Capital Advisors, LLC78,618$16.7M0.20%+9,421+13.6%Added
Boston Private Wealth LLC78,679$16.7M0.31%+78,679New
Factory Mutual Insurance Co79,400$16.9M0.18%00.0%Unchanged
Segment Wealth Management, LLC79,706$16.9M1.15%+437+0.6%Added
Man Group plc80,619$17.1M0.05%−16,990−17.4%Reduced
Intech Investment Management LLC80,655$17.1M0.17%−3,752−4.4%Reduced
O'Shaughnessy Asset Management, LLC80,799$17.2M0.15%+1,434+1.8%Added
Alps Advisors Inc80,947$17.2M0.11%−68−0.1%Reduced
Utah Retirement Systems81,721$17.4M0.19%+200+0.2%Added
Osborne Partners Capital Management, LLC81,878$17.4M1.01%−51−0.1%Reduced
Wesleyan Assurance Society81,926$17.4M1.33%−4,500−5.2%Reduced
Private Capital Advisors, Inc.82,807$17.6M2.09%−1,648−2.0%Reduced
PGGM Investments83,666$17.8M0.24%−5,499−6.2%Reduced
Railway Pension Investments Ltd83,700$17.8M0.24%00.0%Unchanged
RMB Capital Management, LLC84,577$18.0M0.41%+13,733+19.4%Added