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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 2025

Institutional positions in Marsh & McLennan Companies, Inc. as of Mar 31, 2025. 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
1,627
+79 vs. Q4 2024
Shares held
442.6M
+4.34M (+1.0%) vs. Q4 2024
Total value
$108.0B
+$14.9B (+16.0%) vs. Q4 2024
New holders
178
626 more added
Sold out
99
561 more reduced

30 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2025: 1,627 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 2025: $108.0B
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, Q1 2025

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q4 2024.

Institutions holding MRSH in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Neuberger Berman Group LLC117,062$28.6M0.02%−12,486−9.6%Reduced
Walter Public Investments Inc.119,126$29.1M5.42%+6,184+5.5%Added
Choate Investment Advisors121,840$29.7M0.74%+84+0.1%Added
Stock Yards Bank & Trust Co122,598$29.9M1.07%−797−0.6%Reduced
Formuepleje A/S123,471$30.1M1.72%−21,571−14.9%Reduced
CIBC Asset Management Inc125,141$30.5M0.10%+24,848+24.8%Added
Corebridge Financial, Inc.126,621$30.9M0.18%−15,824−11.1%Reduced
Connor, Clark & Lunn Investment Management Ltd.126,930$31.0M0.14%−41,563−24.7%Reduced
Ensign Peak Advisors, Inc128,275$31.3M0.06%+4,726+3.8%Added
MetLife Investment Management130,539$31.9M0.17%−2,465−1.9%Reduced
Public Sector Pension Investment Board131,337$32.1M0.14%−41,050−23.8%Reduced
EULAV Asset Management132,000$32.2M0.80%00.0%Unchanged
Canada Pension Plan Investment Board132,155$32.2M0.03%+8,570+6.9%Added
Badgley Phelps Wealth Managers, LLC134,316$32.8M0.79%−2,751−2.0%Reduced
DnB Asset Management AS135,455$33.1M0.15%+34,940+34.8%Added
Cumberland Partners Ltd136,164$33.2M2.56%−2,543−1.8%Reduced
State of Michigan Retirement System140,675$34.3M0.20%00.0%Unchanged
Glenmede Trust Co NA143,376$35.0M0.19%+500+0.3%Added
Comerica Bank144,496$35.3M0.15%−5,164−3.5%Reduced
Verition Fund Management LLC144,682$35.3M0.20%−320,894−68.9%Reduced
Arizona State Retirement System146,034$35.6M0.23%+3,946+2.8%Added
Forsta Ap-Fonden147,600$36.0M0.27%−2,900−1.9%Reduced
Horizon Kinetics Asset Management LLC148,593$36.3M0.41%+3,965+2.7%Added
US Bancorp153,548$37.5M0.05%−119−0.1%Reduced
LGT Capital Partners Ltd.154,200$37.6M1.67%−10,980−6.6%Reduced
STRS Ohio157,311$38.4M0.16%−1,298−0.8%Reduced
Whittier Trust Co158,423$38.7M0.54%+1,294+0.8%Added
Lansforsakringar Fondforvaltning AB (publ)159,791$39.0M0.24%−5,375−3.3%Reduced
Rafferty Asset Management, LLC161,014$39.3M0.17%−12,259−7.1%Reduced
State of New Jersey Common Pension Fund D164,828$40.2M0.18%−14,963−8.3%Reduced
Victory Capital Management Inc165,033$40.3M0.04%−5,212−3.1%Reduced
Skandinaviska Enskilda Banken AB (publ)165,698$40.4M0.20%+4,678+2.9%Added
Resona Asset Management Co.,Ltd.169,263$41.3M0.24%+11,580+7.3%Added
Sequoia Financial Advisors, LLC170,440$41.6M0.32%+39,931+30.6%Added
Macquarie Group Ltd176,018$42.9M0.05%+13,646+8.4%Added
State of Tennessee, Treasury Department179,391$43.8M0.17%+37,567+26.5%Added
B. Metzler seel. Sohn & Co. AG179,663$43.8M0.45%+117+0.1%Added
Nisa Investment Advisors, LLC180,237$44.0M0.22%+974+0.5%Added
Mn Services Vermogensbeheer B.V.180,588$44.1M0.34%−14,200−7.3%Reduced
Kempen Capital Management N.V.183,603$44.8M0.47%−34,019−15.6%Reduced
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund183,731$44.8M0.54%+29,800+19.4%Added
Handelsbanken Fonder AB186,235$45.4M0.19%−5,277−2.8%Reduced
Federation des caisses Desjardins du Quebec186,539$45.5M0.23%+47,385+34.1%Added
Dundas Partners LLP187,494$45.8M3.37%00.0%Unchanged
Allspring Global Investments Holdings, LLC192,379$46.9M0.08%+8,188+4.4%Added
Unigestion Holding SA193,484$47.2M2.77%−5,583−2.8%Reduced
Zacks Investment Management194,109$47.4M0.44%+6,422+3.4%Added
Thrivent Financial for Lutherans197,357$48.1M0.11%+130.0%Added
KLP Kapitalforvaltning AS197,374$48.2M0.24%−20,200−9.3%Reduced
AXA S.A.197,627$48.2M0.16%+12,141+6.5%Added
Hardman Johnston Global Advisors LLC200,142$48.8M2.33%−3,590−1.8%Reduced
Toronto Dominion Bank200,362$48.9M0.12%+34,911+21.1%Added
Gillespie Robinson & Grimm Inc201,241$49.1M3.97%−778−0.4%Reduced
Abn Amro Investment Solutions202,781$49.5M1.03%−63,005−23.7%Reduced
Teacher Retirement System of Texas203,676$49.7M0.21%−126,830−38.4%Reduced
Citadel Advisors LLC204,175$49.8M0.05%−177,319−46.5%Reduced
Bank of Nova Scotia205,865$50.2M0.11%−51,945−20.1%Reduced
Ilmarinen Mutual Pension Insurance Co205,900$50.2M0.44%+22,000+12.0%Added
Fifth Third Bancorp206,262$50.3M0.19%−33,270−13.9%Reduced
Squarepoint Ops LLC206,552$50.4M0.12%−255,887−55.3%Reduced
Pathstone Holdings, LLC210,129$51.3M0.22%−2,791−1.3%Reduced
Bowen Hanes & Co Inc210,821$51.4M1.43%−4,415−2.1%Reduced
Pictet & Cie (Europe) SA211,674$51.7M1.23%+36,643+20.9%Added
Two Sigma Investments, LP214,871$52.4M0.11%−318,119−59.7%Reduced
Public Employees Retirement System of Ohio216,914$52.9M0.19%−20,833−8.8%Reduced
Ycg, LLC217,885$53.2M4.16%−295−0.1%Reduced
Flputnam Investment Management Co218,028$53.2M1.00%+610+0.3%Added
Asset Management One Co.,Ltd.222,158$54.2M0.19%+12,592+6.0%Added
Treasurer of the State of North Carolina225,729$55.1M0.22%+3,011+1.4%Added
Panagora Asset Management Inc230,704$56.3M0.28%+103,274+81.0%Added
Banque Pictet & Cie SA231,586$56.5M0.60%+23,248+11.2%Added
Kayne Anderson Rudnick Investment Management LLC231,933$56.6M0.14%−8,551−3.6%Reduced
AMF Pensionsforsakring AB232,340$56.7M0.42%−9,228−3.8%Reduced
Royal London Asset Management Ltd236,140$57.6M0.14%+22,050+10.3%Added
Boston Trust Walden Corp237,831$58.0M0.42%−5,566−2.3%Reduced
Teewinot Capital Advisers, L.L.C.240,084$58.6M5.99%+43,110+21.9%Added
Vaughan David Investments LLC252,046$61.5M1.44%−2,200−0.9%Reduced
Donaldson Capital Management, LLC252,203$61.5M2.33%+6,308+2.6%Added
Chevy Chase Trust Holdings, Inc.258,356$63.0M0.20%−740.0%Reduced
Cerity Partners LLC260,963$63.7M0.13%+135,306+107.7%Added
Coho Partners, Ltd.273,841$66.8M4.03%−111,829−29.0%Reduced
Allianz Asset Management GmbH274,551$67.0M0.10%−77,515−22.0%Reduced
Calamos Advisors LLC276,184$67.4M0.32%+11,992+4.5%Added
SEI Investments Co277,734$67.8M0.09%−18,078−6.1%Reduced
State of Wisconsin Investment Board285,815$69.7M0.18%−18,643−6.1%Reduced
Crawford Investment Counsel Inc291,285$71.1M1.26%−86,039−22.8%Reduced
T. Rowe Price Investment Management, Inc.300,477$73.3M0.05%+261,464+670.2%Added
Raiffeisen Bank International AG303,725$73.6M1.17%−17,166−5.3%Reduced
Madison Asset Management, LLC314,949$76.9M0.86%+42,220+15.5%Added
Baird Financial Group, Inc.316,612$77.3M0.15%−3,842−1.2%Reduced
Voya Investment Management LLC321,188$78.4M0.09%+118,748+58.7%Added
LPL Financial LLC324,035$78.7M0.03%+29,247+9.9%Added
Jennison Associates LLC323,341$78.9M0.06%−240,364−42.6%Reduced
Korea Investment CORP324,608$79.2M0.19%+15,442+5.0%Added
Quilter Plc328,257$80.1M1.66%+29,350+9.8%Added
Nomura Asset Management Co Ltd329,862$80.5M0.25%−38,849−10.5%Reduced
Danske Bank A/S332,725$81.2M0.25%+51,700+18.4%Added
HighTower Advisors, LLC333,113$81.3M0.11%+9,359+2.9%Added
Los Angeles Capital Management LLC340,457$83.1M0.37%−49,563−12.7%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.344,456$84.1M0.23%+3,263+1.0%Added