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
TCOV
1051
Trust Company of Vermont
Vermont
$138K
AAM
1052
Advisors Asset Management
Colorado
$134K
EB
1053
Eastern Bank
Massachusetts
$131K
Acadian Asset Management
1054
Acadian Asset Management
Massachusetts
$128K
HP
1055
Havemeyer Place
Connecticut
$127K
STB
1056
S&T Bank
Pennsylvania
$119K
SWM
1057
Spire Wealth Management
Virginia
$117K
MB
1058
MidFirst Bank
Oklahoma
$112K
RFP
1059
Root Financial Partners
California
$110K
IAS
1060
IMA Advisory Services
Colorado
$110K
CSPIA
1061
Cary Street Partners Investment Advisory
Virginia
$109K
JFGIW
1062
Johnson Financial Group Inc (Wisconsin)
Wisconsin
$108K
DE
1063
DV Equities
Illinois
$106K
TFIPS
1064
Towarzystwo Funduszy Inwestycyjnych PZU SA
$101K
AG
1065
AmeriFlex Group
Nevada
$88.6K
HB
1066
Horizon Bancorp
Indiana
$85K
MPW
1067
MASECO Private Wealth
$82.7K
QL
1068
Quarry LP
New York
$78.3K
AF
1069
Alerus Financial
North Dakota
$77.6K
C
1070
Covestor
United Kingdom
$75K
GFA
1071
Godfrey Financial Associates
New York
$74.5K
HIA
1072
Harbor Investment Advisory
Maryland
$73.4K
RAM
1073
Reflection Asset Management
South Carolina
$71.6K
LC
1074
Lavaca Capital
Texas
$70.6K
MHR
1075
Matthew Hamilton Rosenberg
$70.2K