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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 2026

Institutional positions in Marsh & McLennan Companies, Inc. as of Mar 31, 2026. 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
1,548
−24 vs. Q4 2025
Shares held
438.9M
+59.3M (+15.6%) vs. Q4 2025
Total value
$76.1B
+$5.70B (+8.1%) vs. Q4 2025
New holders
142
614 more added
Sold out
166
579 more reduced

22 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: 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 2026: 1,548 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 2026: $76.1B
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 2026

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q4 2025.

Institutions holding MRSH in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Smith & Howard Wealth Management, LLC2,100$364.2K0.08%00.0%Unchanged
Eads & Heald Wealth Management2,096$363.6K0.18%−60−2.8%Reduced
Joel Isaacson & Co., LLC2,094$363.2K0.01%+7+0.3%Added
Congress Asset Management Co2,087$362.0K0.00%00.0%Unchanged
McElhenny Sheffield Capital Management, LLC2,071$359.2K0.09%+10+0.5%Added
Reliant Investment Management, LLC2,066$358.3K0.17%00.0%Unchanged
Abundance Wealth Counselors2,042$354.2K0.05%+2,042New
Fiduciary Family Office, LLC2,040$353.8K0.10%+640+45.7%Added
Fisher Asset Management, LLC2,037$353.4K0.00%−140−6.4%Reduced
GeoWealth Management, LLC2,036$353.4K0.01%+430+26.8%Added
Federated Hermes, Inc.2,037$353.3K0.00%−60−2.9%Reduced
Merrion Investment Management Co, LLC2,031$352.3K0.19%00.0%Unchanged
Stockman Wealth Management, Inc.2,030$352.1K0.04%−15−0.7%Reduced
Eagle Harbor Asset Management Inc2,029$351.9K0.30%+800+65.1%Added
Robertson Stephens Wealth Management, LLC2,019$350.2K0.01%+28+1.4%Added
Parsons Capital Management Inc2,010$348.6K0.02%−485−19.4%Reduced
Wallace Capital Management Inc.2,010$348.6K0.04%00.0%Unchanged
AGH Wealth Advisors, LLC2,002$347.2K0.26%+247+14.1%Added
VisionPoint Advisory Group, LLC2,001$347.1K0.07%+91+4.8%Added
Hutchinson Capital Management1,999$346.7K0.06%+1+0.1%Added
S&CO Inc2,000$346.0K0.02%00.0%Unchanged
TCG Advisory Services, LLC1,991$345.4K0.01%+83+4.4%Added
Davis R M Inc1,991$345.3K0.01%+373+23.1%Added
Pine Valley Investments Ltd Liability Co1,988$344.9K0.02%+56+2.9%Added
Atala Financial Inc1,981$343.9K0.23%+700+54.6%Added
Sigma Planning Corp1,979$343.3K0.01%−526−21.0%Reduced
True North Advisors, LLC1,958$339.6K0.04%+803+69.5%Added
CKW Financial Group1,963$337.0K0.04%+6+0.3%Added
GEM Asset Management, LLC1,929$334.6K0.15%−4−0.2%Reduced
Howard Capital Management Inc.1,918$332.7K0.01%−2,071−51.9%Reduced
Optas, LLC1,913$331.8K0.05%+84+4.6%Added
Ignite Planners, LLC1,908$330.6K0.05%+190+11.1%Added
Verity & Verity, LLC1,900$329.6K0.02%+100+5.6%Added
Carlson Capital L P1,900$329.6K0.13%+1,900New
Simplex Trading, LLC1,893$328.3K0.01%−2,910−60.6%Reduced
Sun Financial Inc2,051$328.2K0.16%−125−5.7%Reduced
Acima Private Wealth, LLC1,881$326.3K0.10%−36−1.9%Reduced
Alta Advisers Ltd1,878$325.7K0.12%00.0%Unchanged
Loring Wolcott & Coolidge Fiduciary Advisors LLP1,934$325.2K0.00%00.0%Unchanged
Talisman Wealth Advisors LLC1,870$324.3K0.26%−51−2.7%Reduced
Golden State Equity Partners1,868$324.0K0.02%+692+58.8%Added
CWA Asset Management Group, LLC1,867$323.8K0.01%−644−25.6%Reduced
Matauro, LLC1,865$323.4K0.05%−872−31.9%Reduced
Verus Capital Partners, LLC1,857$322.1K0.02%+1,857New
Dynamic Advisor Solutions LLC1,843$319.7K0.01%+141+8.3%Added
Northwest Wealth Management, LLC1,842$319.5K0.05%+1,842New
Koshinski Asset Management, Inc.1,836$318.4K0.02%+485+35.9%Added
MBL Wealth, LLC1,825$316.5K0.02%+1,825New
Financial Management Professionals, Inc.1,815$314.8K0.04%+27+1.5%Added
Texas Yale Capital Corp.1,810$313.9K0.01%+485+36.6%Added
E Fund Management Co., Ltd.1,810$313.9K0.01%+1,810New
Childress Capital Advisors, LLC1,809$313.9K0.06%+48+2.7%Added
Cornerstone Advisory, LLC1,793$311.0K0.03%−186−9.4%Reduced
Dillon & Associates Inc1,800$311.0K0.04%00.0%Unchanged
Nelson, Van Denburg & Campbell Wealth Management Group, LLC1,792$310.8K0.01%+72+4.2%Added
Sym Financial Corp1,789$310.3K0.03%+379+26.9%Added
Northstar Financial Companies, Inc.1,787$310.0K0.25%−167−8.5%Reduced
Waterloo Capital, L.P.1,781$309.0K0.02%+1,781New
New Hampshire Trust1,778$308.4K0.06%00.0%Unchanged
Catalyst Financial Partners LLC1,761$305.4K0.04%+84+5.0%Added
Summit Asset Management, LLC1,757$304.7K0.04%+1+0.1%Added
Symphony Financial, Ltd. Co.1,752$304.3K0.04%+1,752New
Wall Street Access Asset Management, LLC1,705$301.8K0.08%−75−4.2%Reduced
Umpqua Bank1,736$301.1K0.09%+85+5.1%Added
Fukoku Mutual Life Insurance Co1,730$300.1K0.02%00.0%Unchanged
Clarkston Capital Partners, LLC1,725$299.2K0.02%−500−22.5%Reduced
Guardian Wealth Advisors, LLC1,725$299.2K0.02%−465−21.2%Reduced
Evernest Financial Advisors, LLC1,758$299.2K0.06%−136−7.2%Reduced
Tempo Wealth, LLC1,722$298.7K0.05%−14−0.8%Reduced
Tower Bridge Advisors1,716$297.6K0.03%−200−10.4%Reduced
LifeGoal Wealth Advisors1,725$296.5K0.17%+1,725New
SageView Advisory Group, LLC1,706$296.0K0.01%−152−8.2%Reduced
Sava Infond d.o.o.1,700$294.9K0.04%+900+112.5%Added
Riversedge Advisors, LLC1,698$294.5K0.05%+1,698New
Meridian Wealth Advisors, LLC1,695$293.9K0.04%+38+2.3%Added
Diversified Enterprises, LLC1,691$293.3K0.02%+446+35.8%Added
Abner Herrman & Brock LLC1,690$293.0K0.03%00.0%Unchanged
Sanchez Gaunt Capital Management, LLC1,688$292.8K0.18%+1,688New
Mayflower Financial Advisors, LLC1,681$291.6K0.04%−215−11.3%Reduced
Hibernia Wealth Partners, LLC1,672$290.0K0.09%+53+3.3%Added
Bailard, Inc.1,667$289.1K0.01%+4+0.2%Added
Waldron Private Wealth LLC1,661$288.1K0.01%+35+2.2%Added
Investment Partners, Ltd.1,658$287.6K0.10%00.0%Unchanged
SeaCrest Wealth Management, LLC1,652$286.5K0.03%−21−1.3%Reduced
Walleye Capital LLC1,649$286.0K0.00%−11,489−87.4%Reduced
Clear Creek Financial Management, LLC1,647$285.8K0.02%+198+13.7%Added
Basecamp Wealth Advisors LLC1,643$285.0K0.06%+233+16.5%Added
FSM Wealth Advisors, LLC1,643$284.9K0.04%−163−9.0%Reduced
TFR Capital, LLC.1,638$284.1K0.09%+31+1.9%Added
BlueSky Wealth Advisors, LLC1,635$283.6K0.04%+1,635New
Gratus Wealth Advisors, LLC1,632$283.1K0.04%−65−3.8%Reduced
Defiance ETFs, LLC1,623$281.5K0.00%+1,623New
Gladstone Institutional Advisory LLC1,619$280.9K0.01%+103+6.8%Added
OneAscent Family Office, LLC1,618$280.6K0.20%+357+28.3%Added
Hall Laurie J Trustee1,610$279.3K0.10%00.0%Unchanged
Palisades Hudson Asset Management, L.P.1,607$279.0K0.11%00.0%Unchanged
Eastern Bank1,605$278.4K0.00%+3+0.2%Added
Everhart Financial Group, Inc.1,602$277.9K0.02%+1,602New
Sun Group Wealth Partners1,600$277.5K0.22%−138−7.9%Reduced
Ewa, LLC1,598$277.2K0.06%+54+3.5%Added