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Marsh & McLennan

1,544 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, 543 increasing their positions, 597 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: 1,5931,544 (-49)

10% less capital invested

Capital invested by funds: $96.8B → $86.9B (-$9.91B)

11% less funds holding in top 10

Funds holding in top 10: 1917 (-2)

Holders
1,544
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
CA
1226
Claro Advisors
Massachusetts
$224K
AAMC
1227
Asset Allocation & Management Company
Illinois
$224K
Group One Trading
1228
Group One Trading
Illinois
$223K
BWCS
1229
Beirne Wealth Consulting Services
Connecticut
$223K
ISWM
1230
Independent Solutions Wealth Management
New York
$223K
PAM
1231
Paradigm Asset Management
New York
$222K
CFM
1232
Catalyst Funds Management
Australia
$222K
WMA
1233
Wealth Management Associates
New Jersey
$218K
NGA
1234
Naples Global Advisors
Florida
$215K
CIM
1235
Cambria Investment Management
California
$215K
RA
1236
Riversedge Advisors
Delaware
$215K
SB
1237
Sunflower Bank
Texas
$214K
OWP
1238
Obermeyer Wealth Partners
Colorado
$213K
MWM
1239
Modern Wealth Management
Kansas
$213K
MSWM
1240
McGlone Suttner Wealth Management
Wisconsin
$213K
HB
1241
Horizon Bancorp
Indiana
$213K
AA
1242
Advisory Alpha
Michigan
$213K
FFA
1243
Founders Financial Alliance
North Carolina
$213K
AF
1244
Advisornet Financial
Minnesota
$212K
ICP
1245
Interchange Capital Partners
Pennsylvania
$212K
PWM
1246
Pines Wealth Management
North Carolina
$212K
PFP
1247
Pinnacle Financial Partners
Tennessee
$211K
SIM
1248
Stratos Investment Management
Ohio
$209K
OIAM
1249
OFI Invest Asset Management
France
$209K
BCG
1250
BayBridge Capital Group
California
$208K