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Marsh & McLennan

1,548 hedge funds and large institutions have $86.9B invested in Marsh & McLennan in 2025 Q3 according to their latest regulatory filings, with 149 funds opening new positions, 546 increasing their positions, 598 reducing their positions, and 153 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less first-time investments, than exits

New positions opened: | Existing positions closed:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

3% less funds holding

Funds holding: 1,5941,548 (-46)

10% less capital invested

Capital invested by funds: $96.8B → $86.9B (-$9.9B)

11% less funds holding in top 10

Funds holding in top 10: 1917 (-2)

Holders
1,548
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
17
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$125M
Puts
$113M
Net Calls
Net Calls Change

Top Buyers

1 +$394M
2 +$277M
3 +$254M
4
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$248M
5
Two Sigma Advisers
Two Sigma Advisers
New York
+$177M

Top Sellers

1 -$722M
2 -$341M
3 -$300M
4
Amundi
Amundi
France
-$285M
5
NLI
Nippon Life Insurance
Japan
-$264M
Name Holding Trade Value Shares
Change
Change in
Stake
Universal-Beteiligungs- und Servicegesellschaft
101
Universal-Beteiligungs- und Servicegesellschaft
Germany
$101M
Citigroup
102
Citigroup
New York
$100M
Bank of Nova Scotia
103
Bank of Nova Scotia
Ontario, Canada
$98M
JIC
104
Johnson Investment Counsel
Ohio
$92M
Zurich Cantonal Bank
105
Zurich Cantonal Bank
Switzerland
$91.2M
State Board of Administration of Florida Retirement System
106
State Board of Administration of Florida Retirement System
Florida
$90M
BHIA
107
Birch Hill Investment Advisors
Massachusetts
$88.5M
Impax Asset Management Group
108
Impax Asset Management Group
United Kingdom
$86.7M
Mariner
109
Mariner
Kansas
$85.7M
Aberdeen Group
110
Aberdeen Group
United Kingdom
$82.4M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
111
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$81.7M
QP
112
Quilter Plc
United Kingdom
$81.7M
Credit Agricole
113
Credit Agricole
France
$80.5M
Canada Pension Plan Investment Board
114
Canada Pension Plan Investment Board
Ontario, Canada
$79.4M
Citadel Advisors
115
Citadel Advisors
Florida
$78.9M
LPL Financial
116
LPL Financial
California
$78.2M
Squarepoint
117
Squarepoint
New York
$77.6M
SCM
118
Sterling Capital Management
North Carolina
$75.7M
Corient Private Wealth
119
Corient Private Wealth
Florida
$74.7M
CCP
120
Cryder Capital Partners
United Kingdom
$72.7M
Mitsubishi UFJ Trust & Banking
121
Mitsubishi UFJ Trust & Banking
Japan
$70.5M
N
122
Natixis
France
$69.8M
BGCP
123
Bristol Gate Capital Partners
Ontario, Canada
$69.8M
WorldQuant Millennium Advisors
124
WorldQuant Millennium Advisors
New York
$69M
New York State Teachers Retirement System (NYSTRS)
125
New York State Teachers Retirement System (NYSTRS)
New York
$68.9M