1,268 hedge funds and large institutions have $66.5B invested in Aon in 2025 Q4 according to their latest regulatory filings, with 149 funds opening new positions, 422 increasing their positions, 473 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 funds holding

Funds holding:

more ownership

Funds ownership:

1% more capital invested

Capital invested by funds: $66.2B → $66.5B (+$332M)

4% less funds holding in top 10

Funds holding in top 10: 2726 (-1)

11% less repeat investments, than reductions

Existing positions increased: 422 | Existing positions reduced: 473

Holders
1,268
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
$109M
Puts
$40.4M
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
RMDI
126
R.M. Davis Inc
Maine
$44.6M
HPC
127
HM Payson & Co
Maine
$44.1M
ZIG
128
Zurich Insurance Group
Switzerland
$44.1M
JFG
129
Jefferies Financial Group
New York
$43.4M
DB
130
Danske Bank
Denmark
$42.7M
TH
131
TCTC Holdings
Texas
$42.4M
OCAM
132
Onex Canada Asset Management
Ontario, Canada
$42.2M
FA
133
Fiducient Advisors
Illinois
$42.2M
AT
134
AMF Tjänstepension
Sweden
$42.2M
QCM
135
Quantinno Capital Management
New York
$41M
PNC Financial Services Group
136
PNC Financial Services Group
Pennsylvania
$40.5M
Teacher Retirement System of Texas
137
Teacher Retirement System of Texas
Texas
$39.6M
Chevy Chase Trust
138
Chevy Chase Trust
Maryland
$39.5M
CS
139
Cannell & Spears
New York
$39.1M
NOCM
140
Night Owl Capital Management
Connecticut
$38.4M
MDSL
141
M.D. Sass LLC
New York
$38.3M
Mitsubishi UFJ Trust & Banking
142
Mitsubishi UFJ Trust & Banking
Japan
$38.3M
State of Wisconsin Investment Board
143
State of Wisconsin Investment Board
Wisconsin
$38.2M
ICP
144
Ironvine Capital Partners
Nebraska
$38M
BRIM
145
Broad Run Investment Management
Virginia
$37.6M
Korea Investment Corp
146
Korea Investment Corp
South Korea
$36.7M
CS
147
Central Securities
New York
$35.3M
NLGIA
148
Nippon Life Global Investors Americas
New York
$34.9M
OWP
149
Obermeyer Wealth Partners
Colorado
$34.7M
APG Asset Management
150
APG Asset Management
Netherlands
$34.3M