1,256 hedge funds and large institutions have $66.5B invested in Aon in 2025 Q4 according to their latest regulatory filings, with 142 funds opening new positions, 419 increasing their positions, 472 reducing their positions, and 100 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more ownership

Funds ownership:

more funds holding

Funds holding:

0% more capital invested

Capital invested by funds: $66.2B → $66.5B (+$232M)

4% less funds holding in top 10

Funds holding in top 10: 2726 (-1)

11% less repeat investments, than reductions

Existing positions increased: 419 | Existing positions reduced: 472

Holders
1,256
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
26
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$108M
Puts
$37.4M
Net Calls
Net Calls Change

Top Sellers

1 -$356M
2 -$225M
3 -$220M
4
Morgan Stanley
Morgan Stanley
New York
-$198M
5
Neuberger Berman Group
Neuberger Berman Group
New York
-$184M
Name Holding Trade Value Shares
Change
Change in
Stake
Credit Agricole
176
Credit Agricole
France
$24.5M
LF
177
Lansforsakringar Fondforvaltning
Sweden
$24.3M
CWM
178
CIBC World Markets
New York
$24M
Victory Capital Management
179
Victory Capital Management
Texas
$23.9M
Handelsbanken Fonder
180
Handelsbanken Fonder
Sweden
$23.7M
Alyeska Investment Group
181
Alyeska Investment Group
Illinois
$23.5M
CIS
182
Capital International Sarl
California
$23.5M
SO
183
STRS Ohio
Ohio
$23.1M
Rafferty Asset Management
184
Rafferty Asset Management
New York
$23.1M
JA
185
JLB & Associates
Michigan
$22.9M
LOM
186
LTS One Management
New York
$22.8M
FDP
187
Financiere des Professionnels
Quebec, Canada
$22.5M
Robeco Institutional Asset Management
188
Robeco Institutional Asset Management
Netherlands
$22.3M
National Bank of Canada
189
National Bank of Canada
Quebec, Canada
$21.7M
FAF
190
Fjarde Ap-fonden
Sweden
$21.7M
MIM
191
MetLife Investment Management
New Jersey
$21.5M
FCM
192
Frontier Capital Management
Massachusetts
$20.7M
MAP
193
Managed Asset Portfolios
Michigan
$20.4M
ASRS
194
Arizona State Retirement System
Arizona
$20.3M
RAM
195
Resona Asset Management
Japan
$20.3M
AT
196
Avalon Trust
New Mexico
$20.1M
CNB
197
Czech National Bank
Czech Republic
$20M
SOMRS
198
State of Michigan Retirement System
Michigan
$19.9M
PMAM
199
Picton Mahoney Asset Management
Ontario, Canada
$19.8M
Qube Research & Technologies (QRT)
200
Qube Research & Technologies (QRT)
United Kingdom
$19.3M