Marsh & McLennan Companies Ownership | Who Owns Marsh & McLennan Companies?

Overview Forecast RevenueFinancials Chart Transcripts

Marsh & McLennan Companies Ownership Summary

Marsh & McLennan Companies is owned by 93.93% institutional investors, 0.08% insiders, and 5.99% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 8.20% of MRSH shares. Capital Group Wash Mutual Invtrs Comp is the top mutual fund, with 4.25% of its assets in Marsh & McLennan Companies shares.

MRSH Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Marsh & McLennan Companies	93.93%	0.08%	5.99%
Sector	Financial Services Stocks	493.55%	13.79%	-407.34%
Industry	Insurance Brokers Stocks	49.56%	13.63%	36.81%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock funding, inc. /de	39.50M	8.20%	$6.58B
Vanguard capital management	31.47M	6.53%	$5.25B
State street	22.40M	4.65%	$3.73B
Capital world investors	18.12M	3.76%	$3.02B
Wellington management group llp	16.98M	3.52%	$2.83B
Capital investors	15.73M	3.26%	$2.62B
Geode capital management	13.51M	2.80%	$2.25B
Price t rowe associates inc /md/	13.44M	2.79%	$2.24B
Ci private wealth	12.85M	2.67%	$67.21M
Capital research global investors	10.97M	2.28%	$1.83B

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Cryder capital partners llp	649.42K	6.82%	$108.24M
Veritas investment partners (uk)	1.52M	6.78%	$252.81M
Edgepoint investment group	3.82M	4.81%	$636.71M
Cincinnati indemnity	10.60K	4.30%	$1.77M
Jensen investment management	984.90K	3.98%	$164.15M
Nippon life insurance	1.31M	3.62%	$218.56M
Black creek investment management	384.60K	3.60%	$64.10M
Ycg	234.68K	3.44%	$39.11M
L1 capital pty	341.00K	3.33%	$56.83M
London & capital asset management	2.09M	3.19%	$348.20M

Top Buyers

Holder	Shares	% Assets	Change
Ci private wealth	12.85M	0.09%	12.62M
Norges bank	6.26M	0.10%	6.26M
Edgepoint investment group	3.82M	4.81%	3.82M
Harris associates l p	8.69M	1.92%	3.52M
Sixth street partners management company	3.07M	0.07%	3.07M

Top Sellers

Holder	Shares	% Assets	Change
Fmr	6.95M	0.05%	-3.23M
Blackrock funding, inc. /de	39.50M	0.10%	-2.56M
Clearbridge investments	4.71M	0.65%	-1.72M
Massachusetts financial services co /ma/	6.51M	0.35%	-1.69M
Mawer investment management	1.87M	2.12%	-1.60M

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	6.26M	0.10%	6.26M	$1.04B
Edgepoint investment group	3.82M	4.81%	3.82M	$636.71M
Sixth street partners management company	3.07M	0.07%	3.07M	$512.08M
Boston partners	457.79K	0.07%	457.79K	$76.36M
Focused investors	404.30K	2.27%	404.30K	$67.38M

Sold Out

Holder	Change
Tidemark	-2.00
Strategic investment solutions, inc. /il	-2.00
Estabrook capital management	-3.00
Curio wealth	-3.00
Beaird harris wealth management	-6.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2026	1,506	-3.95%	452,755,367	3.18%	93	1.14%	623	-59.65%	648	-
Mar 31, 2026	1,568	-	438,781,550	-	90	-	1,544	-	-	-

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Capital Group Wash Mutual Invtrs Comp	20.27M	4.25%	240.70K
American Funds Washington Mutual A	20.27M	4.25%	240.70K
Vanguard MStar Total Stk Mkt Idx Invest	15.32M	3.21%	-29.07K
Vanguard Morn Total Stk Mkt Idx Investor	15.30M	3.21%	-112.02K
Vanguard 500 Index Investor	12.80M	2.68%	151.42K
iShares Core S&P 500 ETF	6.37M	1.33%	5.82K
Fidelity 500 Index	6.23M	1.31%	49.49K
State Street® SPDR® S&P 500® ETF	5.86M	1.23%	-13.52K
Vanguard Dividend Growth Inv	4.82M	1.01%	427.52K
Vanguard MStar Value Index Investor	4.61M	0.97%	17.88K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Sep 02, 2026	Brennan Katherine	SVP and General Counsel	Sell	$224.92K
Sep 02, 2026	Doyle John Q	President and CEO	Sell	$3.14M
Aug 06, 2026	Jones John Jude	Chief Marketing Officer	Sell	$1.25M
Jul 29, 2026	Beswick Paul	SVP, Chief Information Officer	Sell	$141.17K
Jul 28, 2026	South Martin	Chief Client Officer	Sell	$1.35M

Insider Transactions Trends

Date	Buy	Sell
2026 Q3	-	6
2026 Q2	-	-
2026 Q1	-	3
2025 Q4	-	1
2025 Q3	2	1

MRSH Ownership FAQ

Who Owns Marsh & McLennan Companies?

Marsh & McLennan Companies shareholders are primarily institutional investors at 93.93%, followed by 0.08% insiders and 5.99% retail investors. The average institutional ownership in Marsh & McLennan Companies's industry, Insurance Brokers Stocks, is 49.56%, which Marsh & McLennan Companies exceeds.

Who owns the most shares of Marsh & McLennan Companies?

Marsh & McLennan Companies’s largest shareholders are Blackrock funding, inc. /de (39.5M shares, 8.20%), Vanguard capital management (31.47M shares, 6.53%), and State street (22.4M shares, 4.65%). Together, they hold 19.37% of Marsh & McLennan Companies’s total shares outstanding.

Does Blackrock own Marsh & McLennan Companies?

BlackRock is not among the top 10 institutional shareholders of Marsh & McLennan Companies.

Who is Marsh & McLennan Companies’s biggest shareholder by percentage of total assets invested?

Cryder capital partners llp is Marsh & McLennan Companies’s biggest shareholder by percentage of total assets invested, with 6.82% of its assets in 649.42K Marsh & McLennan Companies shares, valued at 108.24M$.

Who is the top mutual fund holder of Marsh & McLennan Companies shares?

Capital Group Wash Mutual Invtrs Comp is the top mutual fund holder of Marsh & McLennan Companies shares, with 4.25% of its total shares outstanding invested in 20.27M Marsh & McLennan Companies shares.

Try Tickergate Pro Free

Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)

Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis

Discover trending investment themes
Find your next best investment
Research stocks using tools