Institutional Ownership Aon PLC (AON)
This table provides information about the institutional ownership of Aon PLC (AON). We have compiled data on the 1,422 institutions that hold shares in the stock, with a total of 188 Million shares, which have been reported (via 13F filing form) to have a value of $65.8 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Vanguard Group Inc
Valley Forge, PA |
Nov 07, 2025 Q3 2025 |
19,979,391
shares
|
$7 Billion
0.11% of portfolio
|
Q3 2025
Reduced 1.53%
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
15,266,345
shares
|
$5.35 Billion
0.1% of portfolio
|
Q2 2024
Added 5.39%
|
|
|
Capital World Investors
Los Angeles, CA |
Nov 13, 2025 Q3 2025 |
12,076,697
shares
|
$4.23 Billion
0.62% of portfolio
|
Q3 2025
Reduced 0.56%
|
|
|
State Street Corp
Boston, MA |
Nov 14, 2025 Q3 2025 |
9,229,464
shares
|
$3.23 Billion
0.12% of portfolio
|
Q3 2025
Added 1.15%
|
|
|
Massachusetts Financial Services CO
Boston, MA |
Oct 29, 2025 Q3 2025 |
8,757,686
shares
|
$3.07 Billion
1.03% of portfolio
|
Q3 2025
Reduced 2.17%
|
|
|
Morgan Stanley
New York, NY |
Nov 14, 2025 Q3 2025 |
6,136,386
shares
|
$2.15 Billion
0.14% of portfolio
|
Q3 2025
Reduced 35.18%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
5,113,297
shares
|
$1.79 Billion
0.12% of portfolio
|
Q3 2025
Reduced 8.5%
|
|
|
Hps Investment Partners, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
4,243,321
shares
|
$1.49 Billion
99.49% of portfolio
|
Q2 2025
Reduced 2.22%
|
|
|
Warren Buffett
Berkshire Hathaway Inc | Omaha, Ne
|
Nov 14, 2025 Q3 2025 |
4,100,000
shares
|
$1.44 Billion
0.56% of portfolio
|
Q3 2023
Reduced 5.42%
|
|
|
Dodge & Cox
San Francisco, CA |
Nov 13, 2025 Q3 2025 |
3,464,683
shares
|
$1.21 Billion
0.71% of portfolio
|
Q3 2025
New holding
|
|
|
Jpmorgan Chase & CO
New York, NY |
Nov 26, 2025 Q3 2025 |
3,347,197
shares
|
$1.17 Billion
0.08% of portfolio
|
Q3 2025
Reduced 40.82%
|
|
|
Mawer Investment Management Ltd.
Calgary, A0 |
Nov 04, 2025 Q3 2025 |
2,498,089
shares
|
$875 Million
4.78% of portfolio
|
Q3 2025
Reduced 15.93%
|
|
|
Polen Capital
Polen Capital Management LLC | Boca Raton, Fl
|
Nov 12, 2025 Q3 2025 |
2,490,167
shares
|
$872 Million
2.89% of portfolio
|
Q3 2025
Reduced 9.3%
|
|
|
Neuberger Berman Group LLC
New York, NY |
Nov 12, 2025 Q3 2025 |
2,330,363
shares
|
$816 Million
0.64% of portfolio
|
Q3 2025
Added 11.99%
|
|
|
Eagle Capital Management LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
2,284,151
shares
|
$800 Million
2.59% of portfolio
|
Q3 2025
Reduced -0.0%
|
|
|
Farallon Capital Management LLC
San Francisco, CA |
Nov 14, 2025 Q3 2025 |
2,278,017
shares
|
$798 Million
3.51% of portfolio
|
Q3 2025
Added 14.68%
|
|
|
Northern Trust Corp
Chicago, IL |
Nov 14, 2025 Q3 2025 |
2,213,069
shares
|
$775 Million
0.1% of portfolio
|
Q3 2025
Reduced 2.45%
|
|
|
Independent Franchise Partners LLP
London, X0 |
Nov 13, 2025 Q3 2025 |
2,096,486
shares
|
$734 Million
5.62% of portfolio
|
Q3 2025
Added 41.57%
|
|
|
Veritas Asset Management LLP
|
Nov 04, 2025 Q3 2025 |
2,053,673
shares
|
$719 Million
8.48% of portfolio
|
Q3 2025
Added 19.33%
|
|
|
Wcm Investment Management, LLC
Laguna Beach, CA |
Nov 04, 2025 Q3 2025 |
2,037,843
shares
|
$714 Million
1.64% of portfolio
|
Q3 2025
Reduced 0.12%
|
|
|
Mitsubishi Ufj Kokusai Asset Management Co., Ltd.
|
Nov 10, 2025 Q3 2025 |
1,823,442
shares
|
$638 Million
0.48% of portfolio
|
Q3 2025
Reduced 32.64%
|
|
|
Capital International Investors
Los Angeles, CA |
Nov 13, 2025 Q3 2025 |
1,756,457
shares
|
$615 Million
0.11% of portfolio
|
Q3 2025
Added 3.13%
|
|
|
Boston Partners
Boston, MA |
Nov 13, 2025 Q3 2025 |
1,711,250
shares
|
$599 Million
0.67% of portfolio
|
Q3 2025
Added 15.54%
|
|
|
Diamond Hill Capital Management Inc
Columbus, OH |
Nov 05, 2025 Q3 2025 |
1,563,821
shares
|
$548 Million
2.78% of portfolio
|
Q3 2025
Added 28.96%
|
|
|
Bank Of America Corp
Charlotte, NC |
Nov 14, 2025 Q3 2025 |
1,435,375
shares
|
$503 Million
0.04% of portfolio
|
Q3 2025
Added 0.8%
|
|