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
MFG
426
MidWestOne Financial Group
Iowa
$3.25M
DS
427
DRW Securities
Illinois
$3.23M
Cambridge Investment Research Advisors
428
Cambridge Investment Research Advisors
Iowa
$3.2M
VA
429
VestGen Advisors
Illinois
$3.19M
PWG
430
Portside Wealth Group
Utah
$3.19M
AM
431
AGF Management
Ontario, Canada
$3.16M
MSK
432
Melissa S. Kampmann
$3.14M
MCM
433
MAI Capital Management
Ohio
$3.14M
ET
434
Entropy Technologies
New York
$3.13M
CGIM
435
Capital Group Investment Management
Singapore
$3.1M
AG
436
Ascent Group
Virginia
$3.01M
SCM
437
Sterling Capital Management
North Carolina
$2.99M
SG Americas Securities
438
SG Americas Securities
New York
$2.93M
CL
439
Choreo LLC
Illinois
$2.89M
TRCT
440
Tower Research Capital (TRC)
New York
$2.89M
CSP
441
Cary Street Partners
Virginia
$2.89M
TAF
442
Tredje AP-fonden
Sweden
$2.75M
VCA
443
Verdence Capital Advisors
Maryland
$2.74M
NW
444
NewEdge Wealth
Pennsylvania
$2.73M
IWC
445
Integrated Wealth Concepts
Massachusetts
$2.73M
AC
446
Allstate Corporation
Illinois
$2.72M
DILIC
447
Dai-ichi Life Insurance Company
Japan
$2.61M
KeyBank National Association
448
KeyBank National Association
Ohio
$2.6M
HWM
449
HB Wealth Management
Georgia
$2.6M
BJL
450
Brighton Jones LLC
Washington
$2.59M