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
NIM
251
NEOS Investment Management
Connecticut
$11.9M
CI
252
Capital International
California
$11.8M
TBA
253
Tower Bridge Advisors
Pennsylvania
$11.8M
PFM
254
Premier Fund Managers
United Kingdom
$11.7M
OAM
255
Oppenheimer Asset Management
New York
$11.6M
BDA
256
Borer Denton & Associates
Pennsylvania
$11.6M
PTPFOECYE
257
PBU - The Pension Fund of Early Childhood & Youth Educators
$11.6M
FMI
258
Factory Mutual Insurance
Massachusetts
$11.5M
Hudson Bay Capital Management
259
Hudson Bay Capital Management
Connecticut
$11.5M
Wealth Enhancement Advisory Services
260
Wealth Enhancement Advisory Services
Minnesota
$11.4M
PFSRSONJ
261
Police & Firemen's Retirement System of New Jersey
New Jersey
$11.4M
US Bancorp
262
US Bancorp
Minnesota
$11.1M
CAPTRUST Financial Advisors
263
CAPTRUST Financial Advisors
North Carolina
$11M
CM
264
Cercano Management
Washington
$10.7M
PGFC
265
Peapack-Gladstone Financial Corp
New Jersey
$10.7M
WJWM
266
Williams Jones Wealth Management
New York
$10.4M
BFIM
267
Beese Fulmer Investment Management
Ohio
$10.4M
Baird Financial Group
268
Baird Financial Group
Wisconsin
$10.3M
M
269
MOTCO
Texas
$10.3M
SMDAM
270
Sumitomo Mitsui DS Asset Management
Japan
$10M
Macquarie Group
271
Macquarie Group
Australia
$9.99M
American Century Companies
272
American Century Companies
Missouri
$9.98M
EMPI
273
Elo Mutual Pension Insurance
Finland
$9.95M
VPIM
274
Vanguard Personalized Indexing Management
California
$9.88M
MFAM
275
Motley Fool Asset Management
Virginia
$9.82M