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1,250 hedge funds and large institutions have $60.6B invested in Aon in 2026 Q1 according to their latest regulatory filings, with 139 funds opening new positions, 479 increasing their positions, 414 reducing their positions, and 145 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

4% less first-time investments, than exits

New positions opened: 139 | Existing positions closed: 145

2% less funds holding

Funds holding: 1,2781,250 (-28)

9% less capital invested

Capital invested by funds: $66.6B → $60.6B (-$5.99B)

Holders
1,250
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
29
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$97.2M
Puts
$68.9M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
MAS
501
Meeder Advisory Services
Ohio
$1.81M
Brown Advisory
502
Brown Advisory
Maryland
$1.79M
KRSITF
503
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$1.78M
BIG
504
Brooklyn Investment Group
New York
$1.77M
TG
505
TCW Group
California
$1.74M
BONST
506
Bank of Nova Scotia Trust
Ontario, Canada
$1.7M
OIA
507
OneDigital Investment Advisors
Kansas
$1.68M
CT
508
Caldwell Trust
Florida
$1.68M
WG
509
Welch Group
Alabama
$1.66M
CIA
510
Concurrent Investment Advisors
Florida
$1.65M
SCA
511
Snowden Capital Advisors
New York
$1.64M
NAM
512
NorthCrest Asset Manangement
Minnesota
$1.63M
CG
513
Caprock Group
Idaho
$1.63M
CK
514
Cohen Klingenstein
New York
$1.61M
CCM
515
Coldstream Capital Management
Washington
$1.61M
O
516
Ossiam
France
$1.61M
TCM
517
Triumph Capital Management
Colorado
$1.6M
PGDP
518
Pragma Gestao de Patrimonio
Brazil
$1.58M
MFIM
519
Mesirow Financial Investment Management
Illinois
$1.58M
RBC
520
Romano Brothers & Co
Illinois
$1.58M
TAM
521
Tealwood Asset Management
Minnesota
$1.57M
SCM
522
Sterling Capital Management
North Carolina
$1.56M
PIM
523
Plato Investment Management
Australia
$1.56M
MOS
524
MGO One Seven
Ohio
$1.55M
QCG
525
Quadrant Capital Group
Ohio
$1.52M