1,244 hedge funds and large institutions have $60.6B invested in Aon in 2026 Q1 according to their latest regulatory filings, with 138 funds opening new positions, 478 increasing their positions, 410 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:

5% less first-time investments, than exits

New positions opened: 138 | Existing positions closed: 145

2% less funds holding

Funds holding: 1,2751,244 (-31)

9% less capital invested

Capital invested by funds: $66.6B → $60.6B (-$6B)

Holders
1,244
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
CS
151
Cannell & Spears
New York
$35.5M
NOCM
152
Night Owl Capital Management
Connecticut
$35.3M
Chevy Chase Trust
153
Chevy Chase Trust
Maryland
$35.1M
ICP
154
Ironvine Capital Partners
Nebraska
$34.8M
Mitsubishi UFJ Trust & Banking
155
Mitsubishi UFJ Trust & Banking
Japan
$34.7M
GC
156
Gillson Capital
Illinois
$33.2M
WP
157
Woodline Partners
California
$33M
LPL Financial
158
LPL Financial
California
$33M
VIA
159
Vanguard Investments Australia
Australia
$32.9M
BRIM
160
Broad Run Investment Management
Virginia
$32.7M
CII
161
Capital International Inc
California
$31.9M
OWP
162
Obermeyer Wealth Partners
Colorado
$31.7M
Zurich Cantonal Bank
163
Zurich Cantonal Bank
Switzerland
$31.7M
KK
164
KLP Kapitalforvaltning
Norway
$31.6M
APG Asset Management
165
APG Asset Management
Netherlands
$31.4M
GIA
166
Gateway Investment Advisers
Ohio
$31.2M
Asset Management One
167
Asset Management One
Japan
$30.4M
FAF
168
Fjarde Ap-fonden
Sweden
$30.1M
OCAM
169
Onex Canada Asset Management
Ontario, Canada
$29.9M
Wellington Management Group
170
Wellington Management Group
Massachusetts
$29.5M
PNC Financial Services Group
171
PNC Financial Services Group
Pennsylvania
$29.4M
CLGM
172
Capitolis Liquid Global Markets
New York
$29.2M
STA
173
Summit Trail Advisors
New York
$29.1M
Pictet Asset Management
174
Pictet Asset Management
Switzerland
$29M
Treasurer of the State of North Carolina
175
Treasurer of the State of North Carolina
North Carolina
$29M