1,202 hedge funds and large institutions have $69B invested in Aon in 2025 Q2 according to their latest regulatory filings, with 105 funds opening new positions, 420 increasing their positions, 466 reducing their positions, and 129 closing their positions.

Holders
1,202
Holders Change
-51
Holders Change %
-4.07%
% of All Funds
16.14%
Holding in Top 10
29
Holding in Top 10 Change
-14
Holding in Top 10 Change %
-32.56%
% of All Funds
0.39%
New
105
Increased
420
Reduced
466
Closed
129
Calls
$115M
Puts
$104M
Net Calls
+$10.5M
Net Calls Change
-$314M
Name Market Value Shares Shares
Change
Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$7.24B 20,289,743 +511,292 +3%
BlackRock
2
BlackRock
New York
$5.68B 15,930,760 +831,475 +6%
Capital World Investors
3
Capital World Investors
California
$4.33B 12,144,237 +46,660 +0.4%
Morgan Stanley
4
Morgan Stanley
New York
$3.38B 9,467,412 +741,108 +8%
State Street
5
State Street
Massachusetts
$3.26B 9,124,310 -49,478 -0.5%
Massachusetts Financial Services
6
Massachusetts Financial Services
Massachusetts
$3.19B 8,952,011 -880,316 -9%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$1.99B 5,588,279 +173,722 +3%
JPMorgan Chase & Co
8
JPMorgan Chase & Co
New York
$1.68B 4,699,602 -956,721 -17%
HIP
9
HPS Investment Partners
New York
$1.51B 4,243,321 -96,438 -2%
Berkshire Hathaway
10
Berkshire Hathaway
Nebraska
$1.46B 4,100,000
Bank of New York Mellon
11
Bank of New York Mellon
New York
$1.25B 3,507,656 +473,594 +16%
Mawer Investment Management
12
Mawer Investment Management
Alberta, Canada
$1.06B 2,971,533 -302,041 -9%
Polen Capital Management
13
Polen Capital Management
Florida
$980M 2,745,627 -262,092 -9%
Mitsubishi UFJ Asset Management
14
Mitsubishi UFJ Asset Management
Japan
$966M 2,706,904 +316,333 +13%
Eagle Capital Management (New York)
15
Eagle Capital Management (New York)
New York
$815M 2,284,259 -339,230 -13%
Northern Trust
16
Northern Trust
Illinois
$809M 2,268,683 -21,936 -1%
Artisan Partners
17
Artisan Partners
Wisconsin
$776M 2,176,045 +40,213 +2%
Norges Bank
18
Norges Bank
Norway
$755M 2,115,346 +2,115,346 New
Neuberger Berman Group
19
Neuberger Berman Group
New York
$742M 2,080,814 -55,293 -3%
WCM Investment Management
20
WCM Investment Management
California
$720M 2,040,243 -11,573 -0.6%
FCM
21
Farallon Capital Management
California
$709M 1,986,417 +624,673 +46%
SGA
22
Sustainable Growth Advisers
Connecticut
$659M 1,847,140 +254,178 +16%
Lazard Asset Management
23
Lazard Asset Management
New York
$650M 1,822,886 -418,069 -19%
VAM
24
Veritas Asset Management
United Kingdom
$614M 1,720,988 -118,709 -6%
Capital International Investors
25
Capital International Investors
California
$607M 1,703,080 +21,501 +1%