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 |
|---|---|---|---|---|---|
|
Bank Of Montreal
Toronto, A6 |
Aug 05, 2025 Q2 2025 |
323,682
shares
|
$116 Million
0.06% of portfolio
|
Q2 2025
Reduced 12.56%
|
|
|
Kovitz Investment Group Partners, LLC
|
Aug 14, 2025 Q2 2025 |
316,001
shares
|
$113 Million
0.52% of portfolio
|
Q4 2024
Reduced 4.14%
|
|
|
California State Teachers Retirement System
West Sacramento, CA |
Aug 14, 2025 Q2 2025 |
312,618
shares
|
$112 Million
0.13% of portfolio
|
Q2 2025
Added 0.91%
|
|
|
Aviva PLC
|
Aug 07, 2025 Q2 2025 |
311,540
shares
|
$112 Million
0.24% of portfolio
|
Q2 2025
Added 24.79%
|
|
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
Aug 14, 2025 Q2 2025 |
311,314
shares
|
$111 Million
0.11% of portfolio
|
Q2 2025
Added 141.98%
|
|
|
Atlanta Capital Management CO L L C
Atlanta, GA |
Nov 14, 2022 Q3 2022 |
308,366
shares
|
$110 Million
0.37% of portfolio
|
Q3 2022
Added 4.83%
|
|
|
Adage Capital Partners Gp, L.L.C.
Boston, MA |
Aug 14, 2025 Q2 2025 |
302,269
shares
|
$108 Million
0.19% of portfolio
|
Q2 2025
Added 76.8%
|
|
|
Alliancebernstein L.P.
New York, NY |
Aug 14, 2025 Q2 2025 |
292,210
shares
|
$105 Million
0.04% of portfolio
|
Q2 2025
Added 35.19%
|
|
|
Russell Investments Group, Ltd.
|
Aug 13, 2025 Q2 2025 |
291,660
shares
|
$104 Million
0.14% of portfolio
|
Q2 2025
Added 1.16%
|
|
|
T. Rowe Price Investment Management, Inc.
Baltimore, MD |
Aug 14, 2025 Q2 2025 |
287,915
shares
|
$103 Million
0.06% of portfolio
|
Q2 2025
Added 1.23%
|
|
|
Bloomberg Sen Inc.
Toronto, A6 |
Jul 18, 2025 Q2 2025 |
286,027
shares
|
$102 Million
6.76% of portfolio
|
Q2 2025
Reduced 1.21%
|
|
|
Credit Suisse Ag
Zurich, V8 |
May 10, 2024 Q1 2024 |
282,523
shares
|
$101 Million
0.09% of portfolio
|
Q1 2024
Reduced 4.58%
|
|
|
Davenport & CO LLC
|
Jul 22, 2025 Q2 2025 |
276,125
shares
|
$98.9 Million
0.58% of portfolio
|
Q2 2025
Reduced -0.0%
|
|
|
Deka Bank Deutsche Girozentrale
|
Jul 30, 2025 Q2 2025 |
275,444
shares
|
$98.6 Million
0.17% of portfolio
|
Q2 2025
Added 0.12%
|
|
|
Bowie Capital Management, LLC
Richardson, TX |
Aug 12, 2025 Q2 2025 |
272,441
shares
|
$97.5 Million
4.64% of portfolio
|
Q2 2025
Added 17.5%
|
|
|
Principal Financial Group Inc
Des Moines, IA |
Aug 08, 2025 Q2 2025 |
261,332
shares
|
$93.6 Million
0.05% of portfolio
|
Q2 2025
Reduced 1.56%
|
|
|
Ensign Peak Advisors, Inc
Salt Lake City, UT |
May 14, 2025 Q1 2025 |
259,518
shares
|
$92.9 Million
0.2% of portfolio
|
Q1 2025
Added 29.11%
|
|
|
Natixis Advisors, L.P.
Boston, MA |
Aug 13, 2025 Q2 2025 |
253,905
shares
|
$90.9 Million
0.14% of portfolio
|
Q2 2025
Reduced 11.38%
|
|
|
Verition Fund Management LLC
Greenwich, CT |
Aug 14, 2025 Q2 2025 |
253,876
shares
|
$90.9 Million
0.45% of portfolio
|
Q2 2025
Added 4.02%
|
|
|
Raymond James Financial Inc
St. Petersburg, FL |
Aug 14, 2025 Q2 2025 |
252,030
shares
|
$90.2 Million
0.03% of portfolio
|
Q2 2025
Reduced 7.37%
|
|
|
Bristol John W & CO Inc
|
Aug 13, 2025 Q2 2025 |
249,542
shares
|
$89.3 Million
1.55% of portfolio
|
Q2 2025
New holding
|
|
|
Lord, Abbett & Co. LLC
Jersey City, NJ |
Aug 14, 2025 Q2 2025 |
245,439
shares
|
$87.9 Million
0.28% of portfolio
|
Q2 2025
Added 1.12%
|
|
|
Marshall Wace, LLP
London, X0 |
Aug 13, 2025 Q2 2025 |
241,619
shares
|
$86.5 Million
0.11% of portfolio
|
Q2 2025
Added 693.99%
|
|
|
Wealthspire Advisors, LLC
New York, NY |
Aug 11, 2025 Q2 2025 |
233,162
shares
|
$83.5 Million
0.47% of portfolio
|
Q2 2025
Reduced 19.08%
|
|
|
Cryder Capital Partners LLP
|
Aug 01, 2025 Q2 2025 |
231,314
shares
|
$82.8 Million
4.65% of portfolio
|
Q2 2025
New holding
|