1,227 hedge funds and large institutions have $66.2B invested in Aon in 2025 Q3 according to their latest regulatory filings, with 127 funds opening new positions, 466 increasing their positions, 395 reducing their positions, and 85 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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

4% less capital invested

Capital invested by funds: $69.1B → $66.2B (-$2.94B)

3.68% less ownership

Funds ownership: 89.73%86.05% (-3.7%)

7% less funds holding in top 10

Funds holding in top 10: 2927 (-2)

Holders
1,227
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
27
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$302M
Puts
$61.6M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Credit Agricole
201
Credit Agricole
France
$21.4M
ASRS
202
Arizona State Retirement System
Arizona
$21.4M
B
203
Barings
North Carolina
$21.3M
Susquehanna International Group
204
Susquehanna International Group
Pennsylvania
$21.1M
Bank of Nova Scotia
205
Bank of Nova Scotia
Ontario, Canada
$21.1M
SOMRS
206
State of Michigan Retirement System
Michigan
$20.8M
CBU
207
CIBC Bancorp USA
Illinois
$20.7M
SCM
208
Sone Capital Management
New York
$20.7M
FDP
209
Financiere des Professionnels
Quebec, Canada
$20.3M
Robeco Institutional Asset Management
210
Robeco Institutional Asset Management
Netherlands
$20.1M
EGM
211
Engineers Gate Manager
New York
$20M
PMAM
212
Picton Mahoney Asset Management
Ontario, Canada
$19.8M
AHB
213
Abner Herrman & Brock
New Jersey
$19.7M
MAP
214
Managed Asset Portfolios
Michigan
$19.6M
CNB
215
Czech National Bank
Czech Republic
$19.5M
AC
216
Annandale Capital
Texas
$19.3M
GIM
217
Glenmede Investment Management
Pennsylvania
$18.8M
BCI
218
Brinker Capital Investments
Pennsylvania
$18.5M
COPPSERS
219
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$18.5M
CSS
220
Cubist Systematic Strategies
Connecticut
$18.3M
FMI
221
Factory Mutual Insurance
Massachusetts
$18.2M
Nisa Investment Advisors
222
Nisa Investment Advisors
Missouri
$18.2M
X
223
Xponance
Pennsylvania
$18M
GFI
224
Global Frontier Investments
South Carolina
$17.5M
CIBC World Market
225
CIBC World Market
Ontario, Canada
$17.5M