Institutional Ownership Aon PLC (AON)
This table provides information about the institutional ownership of Aon PLC (AON). We have compiled data on the 1,390 institutions that hold shares in the stock, with a total of 191 Million shares, which have been reported (via 13F filing form) to have a value of $68.4 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Vanguard Group Inc
Valley Forge, PA |
Aug 11, 2025 Q2 2025 |
20,289,743
shares
|
$7.26 Billion
0.12% of portfolio
|
Q2 2025
Added 2.59%
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
15,266,345
shares
|
$5.47 Billion
0.1% of portfolio
|
Q2 2024
Added 5.39%
|
|
|
Capital World Investors
Los Angeles, CA |
Aug 13, 2025 Q2 2025 |
12,144,237
shares
|
$4.35 Billion
0.66% of portfolio
|
Q2 2025
Added 0.39%
|
|
|
Morgan Stanley
New York, NY |
Aug 15, 2025 Q2 2025 |
9,467,412
shares
|
$3.39 Billion
0.23% of portfolio
|
Q2 2025
Added 8.49%
|
|
|
State Street Corp
Boston, MA |
Aug 14, 2025 Q2 2025 |
9,124,310
shares
|
$3.27 Billion
0.13% of portfolio
|
Q2 2025
Reduced 0.54%
|
|
|
Massachusetts Financial Services CO
Boston, MA |
Aug 08, 2025 Q2 2025 |
8,952,011
shares
|
$3.2 Billion
1.08% of portfolio
|
Q2 2025
Reduced 8.95%
|
|
|
Jpmorgan Chase & CO
New York, NY |
May 12, 2025 Q1 2025 |
5,656,323
shares
|
$2.02 Billion
0.18% of portfolio
|
Q1 2025
Added 5.62%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Aug 08, 2025 Q2 2025 |
5,588,279
shares
|
$2 Billion
0.14% of portfolio
|
Q2 2025
Added 3.21%
|
|
|
Hps Investment Partners, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
4,243,321
shares
|
$1.52 Billion
99.49% of portfolio
|
Q2 2025
Reduced 2.22%
|
|
|
Warren Buffett
Berkshire Hathaway Inc | Omaha, Ne
|
Aug 14, 2025 Q2 2025 |
4,100,000
shares
|
$1.47 Billion
0.58% of portfolio
|
Q3 2023
Reduced 5.42%
|
|
|
Mawer Investment Management Ltd.
Calgary, A0 |
Aug 07, 2025 Q2 2025 |
2,971,533
shares
|
$1.06 Billion
5.58% of portfolio
|
Q2 2025
Reduced 9.23%
|
|
|
Polen Capital
Polen Capital Management LLC | Boca Raton, Fl
|
Aug 13, 2025 Q2 2025 |
2,745,627
shares
|
$983 Million
3.01% of portfolio
|
Q2 2025
Reduced 8.71%
|
|
|
Mitsubishi Ufj Kokusai Asset Management Co., Ltd.
|
Aug 07, 2025 Q2 2025 |
2,706,904
shares
|
$969 Million
0.79% of portfolio
|
Q2 2025
Added 13.23%
|
|
|
Eagle Capital Management LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
2,284,259
shares
|
$818 Million
2.69% of portfolio
|
Q2 2025
Reduced 12.93%
|
|
|
Northern Trust Corp
Chicago, IL |
Aug 13, 2025 Q2 2025 |
2,268,683
shares
|
$812 Million
0.11% of portfolio
|
Q2 2025
Reduced 0.96%
|
|
|
Artisan Partners Limited Partnership
Milwaukee, WI |
May 14, 2025 Q1 2025 |
2,135,832
shares
|
$765 Million
1.47% of portfolio
|
Q1 2025
Added 3.3%
|
|
|
Norges Bank
Oslo, Q8 |
Aug 13, 2025 Q2 2025 |
2,115,346
shares
|
$757 Million
0.1% of portfolio
|
Q2 2025
New holding
|
|
|
Neuberger Berman Group LLC
New York, NY |
Aug 25, 2025 Q2 2025 |
2,080,814
shares
|
$745 Million
0.6% of portfolio
|
Q2 2025
Reduced 2.59%
|
|
|
Wcm Investment Management, LLC
Laguna Beach, CA |
Jul 28, 2025 Q2 2025 |
2,040,243
shares
|
$730 Million
1.83% of portfolio
|
Q2 2025
Reduced 0.56%
|
|
|
Farallon Capital Management LLC
San Francisco, CA |
Aug 14, 2025 Q2 2025 |
1,986,417
shares
|
$711 Million
3.18% of portfolio
|
Q2 2025
Added 45.87%
|
|
|
Sustainable Growth Advisers, LP
Stamford, CT |
Aug 08, 2025 Q2 2025 |
1,847,140
shares
|
$661 Million
3.68% of portfolio
|
Q2 2025
Added 15.96%
|
|
|
Lazard Asset Management LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
1,822,886
shares
|
$653 Million
1.03% of portfolio
|
Q2 2025
Reduced 18.66%
|
|
|
Veritas Asset Management LLP
|
Aug 07, 2025 Q2 2025 |
1,720,988
shares
|
$616 Million
6.68% of portfolio
|
Q2 2025
Reduced 6.45%
|
|
|
Capital International Investors
Los Angeles, CA |
Aug 13, 2025 Q2 2025 |
1,703,080
shares
|
$610 Million
0.11% of portfolio
|
Q2 2025
Added 1.28%
|
|
|
Ubs Asset Management Americas Inc
Chicago, IL |
Aug 14, 2025 Q2 2025 |
1,542,969
shares
|
$552 Million
0.12% of portfolio
|
Q2 2025
Added 12.58%
|