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Aon
AON

1,225 hedge funds and large institutions have $69.2B invested in Aon in 2025 Q2 according to their latest regulatory filings, with 106 funds opening new positions, 430 increasing their positions, 471 reducing their positions, and 134 closing their positions.

New
Increased
Maintained
Reduced
Closed

5% more call options, than puts

Call options by funds: $164M | Put options by funds: $157M

0.33% more ownership

Funds ownership: 89.52% → 89.85% (+0.33%)

9% less repeat investments, than reductions

Existing positions increased: 430 | Existing positions reduced: 471

3% less funds holding

Funds holding: 1,267 → 1,225 (-42)

10% less capital invested

Capital invested by funds: $77B → $69.2B (-$7.74B)

21% less first-time investments, than exits

New positions opened: 106 | Existing positions closed: 134

33% less funds holding in top 10

Funds holding in top 10: 43 → 29 (-14)

Holders
1,225
Holders Change
-42
Holders Change %
-3.31%
% of All Funds
16.13%
Holding in Top 10
29
Holding in Top 10 Change
-14
Holding in Top 10 Change %
-32.56%
% of All Funds
0.38%
New
106
Increased
430
Reduced
471
Closed
134
Calls
$164M
Puts
$157M
Net Calls
+$7.26M
Net Calls Change
-$317M

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$301M
2
Morgan Stanley
Morgan Stanley
New York
+$269M
3
Two Sigma Advisers
Two Sigma Advisers
New York
+$262M
4
FCM
Farallon Capital Management
California
+$226M
5
Two Sigma Investments
Two Sigma Investments
New York
+$226M

Top Sellers

Rank Fund Capital Flow
1
DZ Bank
DZ Bank
Germany
-$512M
2
JP Morgan Chase
JP Morgan Chase
New York
-$347M
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
-$319M
4
Mackenzie Financial
Mackenzie Financial
Ontario, Canada
-$236M
5
Boston Partners
Boston Partners
Massachusetts
-$232M
Name Holding Trade Value Shares
Change 		Change in
Stake
EPAM
1176
Evelyn Partners Asset Management
$3.92K – – –
NFSG
1177
Newbridge Financial Services Group
Florida
$3.59K – – –
PSFG
1178
Park Square Financial Group
Georgia
$3.57K -$4.71K -13 -57%
CIAS
1179
CBIZ Investment Advisory Services
Ohio
$3.57K +$1.81K +5 +100%
DF
1180
DecisionPoint Financial
Arizona
$3.21K +$1.45K +4 +80%
NMG
1181
New Millennium Group
Utah
$3.21K – – –
WPA
1182
Wealth Preservation Advisors
Tennessee
$3.21K – – –
TWD
1183
True Wealth Design
Ohio
$3.19K +$362 +1 +13%
TFM
1184
TFC Financial Management
Massachusetts
$2.86K – – –
CTB
1185
Country Trust Bank
Illinois
$2.85K – – –
BHWM
1186
Bay Harbor Wealth Management
Maryland
$2.85K +$1.45K +4 +100%
HWM
1187
HighMark Wealth Management
Minnesota
$2.53K – – –
CAC
1188
Core Alternative Capital
Georgia
$2.5K – – –
MAS
1189
MPWM Advisory Solutions
Georgia
$2.5K – – –
TCM
1190
TD Capital Management
Tennessee
$2.15K – – –
HWP
1191
Highline Wealth Partners
California
$2.14K -$1.45K -4 -40%
WCM
1192
WealthTrak Capital Management
Virginia
$2.14K -$1.09K -3 -33%
NL
1193
NVWM LLC
Pennsylvania
$2.14K – – –
SIC
1194
SJS Investment Consulting
Ohio
$1.78K -$1.09K -3 -38%
WA
1195
WestEnd Advisors
North Carolina
$1.78K -$362 -1 -17%
RPA
1196
Redwood Park Advisors
California
$1.78K – – –
ACA
1197
American Capital Advisory
Idaho
$1.78K +$1.09K +3 +150%
MAM
1198
Morse Asset Management
Connecticut
$1.78K +$1.81K +5 New
T
1199
Tidemark
California
$1.78K +$1.81K +5 New
PP
1200
Pacifica Partners
Canada
$1.76K – – –
46 47
48
49 50

AON Hedge Fund Activity: Q2 2025 in Review

1,225 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Aon (AON) for Q2 2025, worth a combined $69.2B — down 10% from $77B a quarter earlier.

Sellers outnumbered buyers: 134 funds closed out of AON and 106 opened new positions — a net loss of 28 holders — while 471 trimmed existing stakes and 430 added.

The largest buyer was BlackRock, adding an estimated $301M. The largest seller was DZ Bank, cutting an estimated $512M.

  • 1,225 institutional investors held Aon (AON) as of Q2 2025, down from 1,267 in Q1 2025.
  • Funds reported $69.2B of Aon stock for Q2 2025, down 10% quarter-over-quarter.
  • 106 funds opened new Aon positions in Q2 2025 and 134 closed out, a net change of -28 holders.
  • The largest Aon buyer in Q2 2025 was BlackRock, an estimated $301M added.
  • The largest Aon seller in Q2 2025 was DZ Bank, an estimated $512M sold.

Based on aggregated 13F filings for Q2 2025.