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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
Arlington Trust Co LLC327$79.8K0.02%00.0%Unchanged
McClarren Financial Advisors, Inc.244$80.0K0.05%+244New
Webster Bank, N. A.328$80.0K0.01%00.0%Unchanged
Park Square Financial Group, LLC329$80.3K0.06%−310−48.5%Reduced
Morse Asset Management, Inc334$81.5K0.02%00.0%Unchanged
Dougherty Wealth Advisers LLC334$81.5K0.06%00.0%Unchanged
Heritage Wealth Advisors337$82.2K0.00%−57−14.5%Reduced
Silvant Capital Management LLC358$87.4K0.00%00.0%Unchanged
Aventura Private Wealth, LLC363$88.6K0.05%00.0%Unchanged
Centricity Wealth Management, LLC372$90.8K0.08%00.0%Unchanged
Stuart Chaussee & Associates, Inc.374$91.3K0.02%00.0%Unchanged
Cornerstone National Bank & Trust Co375$91.5K0.04%00.0%Unchanged
Motco377$92.0K0.01%+237+169.3%Added
Addison Advisors LLC396$96.6K0.03%−13−3.2%Reduced
Ancora Advisors, LLC403$98.3K0.00%+2+0.5%Added
New England Capital Financial Advisors LLC407$99.4K0.05%−19−4.5%Reduced
DHJJ Financial Advisors, Ltd.410$100.1K0.04%00.0%Unchanged
NBC Securities, Inc.414$101.0K0.01%+414New
Evelyn Partners Investment Management Services Ltd420$102.5K0.02%00.0%Unchanged
Raleigh Capital Management Inc.421$102.7K0.05%−239−36.2%Reduced
Minot DeBlois Advisors LLC425$103.7K0.10%−170−28.6%Reduced
Johnson Financial Group, Inc.425$103.7K0.01%−39−8.4%Reduced
Pittenger & Anderson Inc429$104.7K0.00%00.0%Unchanged
S&T Bank430$104.9K0.03%00.0%Unchanged
Kozak & Associates, Inc.449$106.6K0.03%+29+6.9%Added
Quent Capital, LLC437$106.6K0.01%+106+32.0%Added
Capital A Wealth Management, LLC441$107.6K0.11%+59+15.4%Added
Islay Capital Management, LLC450$109.8K0.07%00.0%Unchanged
Hara Capital LLC453$110.5K0.07%00.0%Unchanged
Harbor Investment Advisory, LLC455$111.0K0.01%00.0%Unchanged
Jackson, Grant Investment Advisers, Inc.459$112.1K0.04%+1+0.2%Added
Richardson Financial Services Inc.461$112.5K0.09%00.0%Unchanged
Beacon Capital Management, LLC467$113.9K0.02%−24−4.9%Reduced
Sachetta, LLC477$116.4K0.05%00.0%Unchanged
Towarzystwo Funduszy Inwestycyjnych Pzu SA480$117.1K0.04%00.0%Unchanged
Atlantic Trust, LLC480$117.1K0.03%+450+1,500.0%Added
Armstrong Advisory Group, Inc559$118.7K0.01%00.0%Unchanged
Tompkins Financial Corp502$122.5K0.01%00.0%Unchanged
Whipplewood Advisors, LLC435$123.7K0.07%−70−13.9%Reduced
Capula Management Ltd508$124.0K0.00%+508New
Union Savings Bank512$124.9K0.06%00.0%Unchanged
Anchor Investment Management, LLC517$126.2K0.01%00.0%Unchanged
Washington Trust Advisors, Inc.550$134.2K0.01%00.0%Unchanged
South State Corp.559$136.4K0.01%+338+152.9%Added
SBI Securities Co., Ltd.575$140.3K0.00%−67−10.4%Reduced
Annis Gardner Whiting Capital Advisors, LLC590$144.0K0.06%+235+66.2%Added
Mowery & Schoenfeld Wealth Management, LLC605$147.5K0.29%+24+4.1%Added
Rosenberg Matthew Hamilton611$149.1K0.04%−33−5.1%Reduced
Independence Bank of Kentucky620$151.3K0.02%−242−28.1%Reduced
ORG Partners LLC653$159.3K0.04%−1,054−61.7%Reduced
Bruce G. Allen Investments, LLC692$168.9K0.13%−20−2.8%Reduced
Lavaca Capital LLC700$170.8K0.08%00.0%Unchanged
Cohen & Steers, Inc.700$171.0K0.00%+700New
First Horizon Advisors, Inc.715$174.7K0.00%+119+20.0%Added
Park Place Capital Corp736$179.6K0.05%−446−37.7%Reduced
WPG Advisers, LLC742$181.1K0.17%−244−24.7%Reduced
Nova Wealth Management, Inc.746$182.0K0.16%00.0%Unchanged
Horizon Bancorp Inc749$183.0K0.10%−267−26.3%Reduced
Pacific Center for Financial Services751$183.3K0.05%00.0%Unchanged
Opal Wealth Advisors, LLC767$187.2K0.06%+767New
Chilton Capital Management LLC800$195.2K0.01%−33−4.0%Reduced
AdvisorNet Financial, Inc803$196.0K0.01%−69−7.9%Reduced
Bellecapital International Ltd.820$200.1K0.04%+820New
Howard Bailey Securities, LLC820$200.1K0.07%+820New
Hemington Wealth Management825$201.0K0.03%+57+7.4%Added
FDx Advisors, Inc.823$201.0K0.07%+823New
Crescent Grove Advisors, LLC829$202.3K0.02%+829New
Hoxton Planning & Management, LLC829$202.3K0.08%+829New
Alley Investment Management Company, LLC830$202.5K0.03%+830New
American State Bank (Iowa)831$202.8K0.12%+831New
Prairieview Wealth Partners, LLC833$203.3K0.25%+833New
Jacobsen Capital Management836$204.0K0.09%+836New
Capital Management Associates, Inc840$205.0K0.05%+840New
Michael B. Yongue841$205.2K0.26%+841New
KC Investment Advisors, LLC841$205.2K0.05%+841New
Baldwin Brothers Inc847$206.7K0.01%+847New
Oak Harbor Wealth Partners, LLC847$206.7K0.06%+847New
Chicago Trust Co NA851$207.7K0.04%+851New
Prudent Investors Network851$207.7K0.06%+851New
Virtue Capital Management, LLC854$208.1K0.02%+854New
Waterloo Capital, L.P.859$209.7K0.02%+859New
Stablepoint Partners, LLC861$210.1K0.04%+861New
Humankind Investments LLC864$210.8K0.05%+864New
DHK Financial Advisors, Inc.866$211.3K0.12%+866New
Bogart Wealth, LLC867$211.5K0.01%+250+40.5%Added
Baron Wealth Management LLC870$212.4K0.09%+870New
Goldstein Advisors, LLC871$212.6K0.03%+871New
Quarry LP875$213.5K0.06%−305−25.8%Reduced
Grove Street Fiduciary, LLC875$213.5K0.11%+875New
Clarendon Private LLC877$214.0K0.23%+877New
Spears Abacus Advisors LLC879$214.5K0.00%+879New
One Capital Management, LLC882$215.2K0.01%+882New
Cable Hill Partners, LLC954$215.9K0.02%+954New
Bank of Nova Scotia Trust Co889$216.9K0.02%+889New
Roundview Capital LLC890$217.2K0.02%+890New
Watershed Private Wealth LLC892$217.7K0.09%+892New
Natural Investments, LLC896$218.0K0.06%+896New
Painted Porch Advisors LLC894$218.2K0.09%00.0%Unchanged
Narus Financial Partners, LLC895$218.4K0.07%+895New
Mills Wealth Advisors LLC895$218.4K0.12%+895New