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
HighTower Advisors
226
HighTower Advisors
Illinois
$14.8M
GAG
227
GM Advisory Group
New York
$14.7M
Allianz Asset Management
228
Allianz Asset Management
Germany
$14.7M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
229
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$14.6M
DnB Asset Management
230
DnB Asset Management
Norway
$14.6M
AIM
231
Artemis Investment Management
United Kingdom
$14.5M
HFS
232
Hantz Financial Services
Michigan
$14.2M
SI
233
Stephens Inc
Arkansas
$14.2M
CCM
234
Corsair Capital Management
New York
$14.2M
Creative Planning
235
Creative Planning
Kansas
$14.1M
II
236
IFM Investors
Australia
$14M
Pathstone Holdings
237
Pathstone Holdings
New Jersey
$13.7M
First Trust Advisors
238
First Trust Advisors
Illinois
$13.7M
ET
239
Entropy Technologies
New York
$13.6M
Prudential Financial
240
Prudential Financial
New Jersey
$13.4M
Mirae Asset Global Investments
241
Mirae Asset Global Investments
South Korea
$13.3M
KBC Group
242
KBC Group
Belgium
$13M
BCIM
243
British Columbia Investment Management
British Columbia, Canada
$12.8M
BCAM
244
Boston Common Asset Management
Massachusetts
$12.6M
Marshall Wace
245
Marshall Wace
United Kingdom
$12.5M
1832 Asset Management
246
1832 Asset Management
Ontario, Canada
$12.3M
URS
247
Utah Retirement Systems
Utah
$12.2M
SCM
248
Sone Capital Management
New York
$12.1M
ZAM
249
Zevin Asset Management
Massachusetts
$12M
Daiwa Securities Group
250
Daiwa Securities Group
Japan
$12M