1,234 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, 470 increasing their positions, 398 reducing their positions, and 86 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: $69.2B → $66.2B (-$2.98B)

3.71% less ownership

Funds ownership: 89.79%86.08% (-3.7%)

7% less funds holding in top 10

Funds holding in top 10: 2927 (-2)

Holders
1,234
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
FFS
501
Fischer Financial Services
Pennsylvania
$1.85M
NP
502
NorthRock Partners
Minnesota
$1.84M
WG
503
Welch Group
Alabama
$1.83M
YIH
504
Y-Intercept (HK)
Hong Kong
$1.83M
BCM
505
Bayesian Capital Management
New York
$1.82M
CK
506
Cohen Klingenstein
New York
$1.78M
WG
507
Winton Group
United Kingdom
$1.78M
VIA
508
Virtus Investment Advisers
Connecticut
$1.77M
TCM
509
Triumph Capital Management
Colorado
$1.76M
CG
510
Caprock Group
Idaho
$1.75M
CGH
511
Crossmark Global Holdings
Texas
$1.75M
JG
512
Jain Global
New York
$1.73M
RBC
513
Romano Brothers & Co
Illinois
$1.73M
BCM
514
Brookstone Capital Management
Illinois
$1.73M
Jones Financial Companies
515
Jones Financial Companies
Missouri
$1.7M
FA
516
Fiduciary Alliance
South Carolina
$1.69M
CAS
517
Coppell Advisory Solutions
Texas
$1.69M
DFCM
518
Dark Forest Capital Management
Puerto Rico
$1.69M
PIM
519
Plato Investment Management
Australia
$1.66M
BBHC
520
Brown Brothers Harriman & Co
New York
$1.65M
SCA
521
Snowden Capital Advisors
New York
$1.64M
PFBT
522
Parkside Financial Bank & Trust
Missouri
$1.64M
EFSCE
523
Enterprise Financial Services Corp (EFSC)
Missouri
$1.6M
CNBT
524
Canandaigua National Bank & Trust
New York
$1.6M
MAS
525
Meeder Advisory Services
Ohio
$1.6M