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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 2023

Institutional positions in Marsh & McLennan Companies, Inc. as of Dec 31, 2023. 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
1,376
+103 vs. Q3 2023
Shares held
434.8M
+4.66M (+1.1%) vs. Q3 2023
Total value
$82.4B
+$483.5M (+0.6%) vs. Q3 2023
New holders
187
476 more added
Sold out
84
493 more reduced

21 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 2023: 1,376 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 2023: $82.4B
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 2023

Shares, value and share of portfolio for each institution holding Marsh & McLennan Companies, Inc.; share changes are against Q3 2023.

Institutions holding MRSH in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
West Paces Advisors Inc.5,657$1.07M0.30%−14−0.2%Reduced
Trust Asset Management LLC5,677$1.08M0.10%00.0%Unchanged
Ironwood Investment Counsel, LLC5,700$1.08M0.20%00.0%Unchanged
Lester Murray Antman dba SimplyRich5,716$1.08M0.37%+10.0%Added
NorthRock Partners, LLC5,784$1.10M0.05%+2,962+105.0%Added
Cetera Advisors LLC5,787$1.10M0.02%−28−0.5%Reduced
D.A. Davidson & Co.5,788$1.10M0.01%−1,583−21.5%Reduced
Parallel Advisors, LLC5,801$1.10M0.03%−78−1.3%Reduced
Norway Savings Bank5,816$1.10M0.49%−6−0.1%Reduced
Ameritas Investment Partners, Inc.5,836$1.11M0.04%−221−3.6%Reduced
Shell Asset Management Co5,856$1.11M0.05%−142−2.4%Reduced
Aries Wealth Management5,895$1.12M0.40%+109+1.9%Added
Portfolio Design Labs, LLC5,935$1.12M0.43%+5,935New
Arrowstreet Capital, Limited Partnership5,986$1.13M0.00%−16,796−73.7%Reduced
Olstein Capital Management, L.P.6,000$1.14M0.19%−10,000−62.5%Reduced
US Asset Management LLC6,017$1.14M1.13%+6,017New
Boyd Watterson Asset Management LLC6,017$1.14M0.45%+33+0.6%Added
Concord Asset Management, LLC6,036$1.14M0.34%+1,061+21.3%Added
United Bank6,075$1.15M0.63%−23−0.4%Reduced
Peapack Gladstone Financial Corp6,085$1.15M0.02%−298−4.7%Reduced
DF Dent & Co Inc6,093$1.15M0.02%−6−0.1%Reduced
Pinnacle Wealth Planning Services, Inc.6,111$1.16M0.18%−65−1.1%Reduced
Concord Wealth Partners6,142$1.16M0.23%+1,062+20.9%Added
Ferguson Wellman Capital Management, Inc6,212$1.18M0.03%00.0%Unchanged
Canandaigua National Bank & Trust Co6,214$1.18M0.18%−47−0.8%Reduced
Citizens & Northern Corp6,225$1.18M0.42%−242−3.7%Reduced
Engineers Gate Manager LP6,232$1.18M0.03%−47,953−88.5%Reduced
Exchange Bank6,268$1.19M1.03%+21+0.3%Added
Schonfeld Strategic Advisors LLC6,294$1.19M0.01%−33,847−84.3%Reduced
Atria Wealth Solutions, Inc.6,311$1.20M0.02%+239+3.9%Added
Citizens Financial Group Inc6,382$1.21M0.04%+42+0.7%Added
Checchi Capital Advisers, LLC6,415$1.22M0.10%−10−0.2%Reduced
Congress Wealth Management LLC6,446$1.22M0.02%+6,446New
Edgemoor Investment Advisors, Inc.6,475$1.23M0.13%−24−0.4%Reduced
Gries Financial LLC6,492$1.23M0.27%+14+0.2%Added
Optiver Holding B.V.6,516$1.23M0.04%+6,516New
Arden Trust Co6,629$1.26M0.18%−180−2.6%Reduced
Profund Advisors LLC6,634$1.26M0.05%+982+17.4%Added
Smithfield Trust Co6,672$1.26M0.07%00.0%Unchanged
Pinnacle Associates Ltd6,698$1.27M0.02%+161+2.5%Added
Paragon Advisors, LLC6,724$1.27M0.54%+6,724New
Wintrust Investments LLC6,738$1.28M0.12%−116−1.7%Reduced
MEAG MUNICH ERGO, Kapitalanlagegesellschaft mbH6,813$1.29M0.05%+6,813New
Wedmont Private Capital6,757$1.29M0.11%+239+3.7%Added
RCS Financial Planning, LLC6,904$1.31M0.86%−251−3.5%Reduced
NEOS Investment Management LLC6,982$1.32M0.13%+1,771+34.0%Added
DFPG Investments, LLC6,949$1.33M0.10%−41−0.6%Reduced
AXS Investments LLC7,025$1.33M0.32%+636+10.0%Added
Merit Financial Group, LLC7,131$1.35M0.04%−1,958−21.5%Reduced
Oversea-Chinese Banking CORP Ltd7,287$1.38M0.05%+7,287New
Thompson Siegel & Walmsley LLC7,294$1.38M0.02%−10−0.1%Reduced
Versor Investments LP7,303$1.38M0.28%+3,000+69.7%Added
LMCG Investments, LLC7,308$1.38M0.09%−375−4.9%Reduced
First Manhattan Co7,335$1.40M0.00%+3,547+93.6%Added
Summit Financial, LLC7,365$1.40M0.09%+61+0.8%Added
Clearstead Advisors, LLC7,455$1.41M0.07%+50+0.7%Added
Wimmer Associates 1, LLC7,460$1.41M0.80%−231−3.0%Reduced
TD Private Client Wealth LLC7,515$1.42M0.05%−134−1.8%Reduced
Centiva Capital, LP7,521$1.43M0.09%−5,549−42.5%Reduced
Chesley Taft & Associates LLC7,660$1.45M0.08%−480−5.9%Reduced
Lantz Financial LLC7,700$1.46M0.53%−20−0.3%Reduced
TCTC Holdings, LLC7,738$1.47M0.05%00.0%Unchanged
ExodusPoint Capital Management, LP7,742$1.47M0.02%−4,794−38.2%Reduced
Syon Capital LLC7,764$1.47M0.15%+1,015+15.0%Added
Ballentine Partners, LLC7,788$1.48M0.03%+607+8.5%Added
PFG Advisors7,848$1.49M0.12%+38+0.5%Added
Adviser Investments LLC7,861$1.49M0.02%+4,760+153.5%Added
USA Financial Portformulas Corp7,929$1.50M0.26%+7,906+34,373.9%Added
Stevens Capital Management LP7,960$1.51M0.38%+7,960New
Relyea Zuckerberg Hanson LLC7,994$1.51M0.30%+19+0.2%Added
Desjardins Global Asset Management Inc.8,001$1.52M0.16%+171+2.2%Added
LS Investment Advisors, LLC8,005$1.52M0.26%−253−3.1%Reduced
Suncoast Equity Management8,045$1.52M0.20%+8,045New
Missouri Trust & Investment Co8,048$1.52M0.62%+211+2.7%Added
HB Wealth Management, LLC8,081$1.53M0.02%+198+2.5%Added
Coldstream Capital Management Inc8,215$1.56M0.04%+849+11.5%Added
DoubleLine ETF Adviser LP8,246$1.56M0.45%+639+8.4%Added
Ritholtz Wealth Management8,314$1.58M0.06%−2,949−26.2%Reduced
AE Wealth Management LLC8,180$1.58M0.01%−6,185−43.1%Reduced
Banco Santander, S.A.8,362$1.58M0.02%+220+2.7%Added
Banque Cantonale Vaudoise8,359$1.58M0.07%+845+11.2%Added
Qtron Investments LLC8,378$1.59M0.26%−20−0.2%Reduced
Bartlett & Co. Wealth Management LLC8,411$1.59M0.03%00.0%Unchanged
Bartlett & Co. LLC8,411$1.59M0.03%00.0%Unchanged
Neville Rodie & Shaw Inc8,530$1.62M0.13%00.0%Unchanged
Resources Investment Advisors, LLC.8,647$1.64M0.03%+297+3.6%Added
Wealthcare Advisory Partners LLC8,745$1.66M0.07%−218−2.4%Reduced
Entropy Technologies, LP8,845$1.68M0.31%+8,845New
RMR Wealth Builders8,854$1.68M0.24%+6+0.1%Added
Evercore Wealth Management, LLC8,890$1.68M0.03%+1,223+16.0%Added
DRW Securities, LLC8,900$1.69M0.05%+8,900New
Wealth Alliance8,922$1.69M0.24%−13−0.1%Reduced
Cary Street Partners Asset Management LLC8,933$1.69M0.29%−25−0.3%Reduced
Vise Technologies, Inc.8,960$1.70M0.37%+4,266+90.9%Added
Summit Global Investments9,003$1.71M0.11%+5,878+188.1%Added
Quadrant Capital Group LLC9,014$1.71M0.15%+326+3.8%Added
Fiduciary Trust Co9,072$1.72M0.03%+320+3.7%Added
Clifford Swan Investment Counsel LLC9,074$1.72M0.07%−35−0.4%Reduced
First National Trust Co9,119$1.73M0.08%−1,249−12.0%Reduced
Signaturefd, LLC9,217$1.75M0.04%+131+1.4%Added