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Aon plc

AON
Exchange
NYSE
Industry
Insurance Agents, Brokers & Service
SEC CIK
0000315293

In the last 90 days, Aon plc insiders filed 1 open-market purchase and 3 sales; 1,273 institutions reported holding it in 13F filings for Q2 2026, worth $63.9B in total; 4 superinvestors hold it, including Viking Global Investors and Baupost Group.

13F holders, Q4 2024

Institutional positions in Aon plc as of Dec 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,196
+61 vs. Q3 2024
Shares held
192.5M
+2.06M (+1.1%) vs. Q3 2024
Total value
$69.1B
+$3.12B (+4.7%) vs. Q3 2024
New holders
143
418 more added
Sold out
82
408 more reduced

14 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AON on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2024: 1,195 institutions
Q1 2021: 919 institutionsQ2 2021: 912 institutionsQ3 2021: 917 institutionsQ4 2021: 995 institutionsQ1 2022: 985 institutionsQ2 2022: 966 institutionsQ3 2022: 950 institutionsQ4 2022: 1,034 institutionsQ1 2023: 1,014 institutionsQ2 2023: 1,024 institutionsQ3 2023: 1,048 institutionsQ4 2023: 1,066 institutionsQ1 2024: 1,086 institutionsQ2 2024: 1,110 institutionsQ3 2024: 1,148 institutionsQ4 2024: 1,195 institutionsQ1 2025: 1,275 institutionsQ2 2025: 1,232 institutionsQ3 2025: 1,254 institutionsQ4 2025: 1,288 institutionsQ1 2026: 1,265 institutionsQ2 2026: 1,273 institutions
Value heldQ4 2024: $69.1B
Q1 2021: $51.4BQ2 2021: $53.4BQ3 2021: $57.2BQ4 2021: $56.5BQ1 2022: $61.2BQ2 2022: $49.5BQ3 2022: $48.4BQ4 2022: $52.6BQ1 2023: $55.7BQ2 2023: $61.2BQ3 2023: $56.4BQ4 2023: $49.8BQ1 2024: $57.4BQ2 2024: $55.4BQ3 2024: $66.1BQ4 2024: $69.1BQ1 2025: $77.1BQ2 2025: $69.3BQ3 2025: $66.3BQ4 2025: $66.7BQ1 2026: $60.6BQ2 2026: $63.9B
Institutions holding AON and their total value by quarter
QuarterHoldersValue
Q2 20261,273$63.9B
Q1 20261,265$60.6B
Q4 20251,288$66.7B
Q3 20251,254$66.3B
Q2 20251,232$69.3B
Q1 20251,275$77.1B
Q4 20241,195$69.1B
Q3 20241,148$66.1B
Q2 20241,110$55.4B
Q1 20241,086$57.4B
Q4 20231,066$49.8B
Q3 20231,048$56.4B
Q2 20231,024$61.2B
Q1 20231,014$55.7B
Q4 20221,034$52.6B
Q3 2022950$48.4B
Q2 2022966$49.5B
Q1 2022985$61.2B
Q4 2021995$56.5B
Q3 2021917$57.2B
Q2 2021912$53.4B
Q1 2021919$51.4B

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q3 2024.

Institutions holding AON in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
High Note Wealth, LLC540$193.9K0.05%+540New
Natural Investments, LLC559$200.0K0.06%+559New
Carolina Wealth Advisors, LLC557$200.1K0.11%00.0%Unchanged
Hilltop National Bank558$200.4K0.06%+128+29.8%Added
Marcum Wealth, LLC567$203.6K0.02%+567New
D'Orazio & Associates, Inc.573$205.8K0.03%+573New
Obsidian Personal Planning Solutions LLC555$205.8K0.10%00.0%Unchanged
Onefund, LLC574$206.2K0.20%+574New
Colonial Trust Advisors575$206.5K0.02%00.0%Unchanged
Grove Street Fiduciary, LLC576$206.9K0.11%+576New
Financial Advocates Investment Management576$206.9K0.01%−448−43.8%Reduced
Options Solutions, LLC578$207.6K0.09%+578New
Cable Hill Partners, LLC579$208.0K0.02%00.0%Unchanged
TCI Wealth Advisors, Inc.580$208.3K0.02%−114−16.4%Reduced
IHT Wealth Management, LLC581$208.7K0.01%−173−22.9%Reduced
Acorn Creek Capital LLC585$210.0K0.11%−1−0.2%Reduced
Eastern Bank587$210.8K0.00%+463+373.4%Added
Legacy Advisors, LLC587$210.8K0.02%+587New
Cromwell Holdings LLC588$211.2K0.12%00.0%Unchanged
Mill Creek Capital Advisors, LLC588$211.2K0.01%00.0%Unchanged
Sterling Capital Management LLC590$211.9K0.00%−296−33.4%Reduced
Kolinsky Wealth Management, LLC595$213.7K0.13%−108−15.4%Reduced
Massmutual Trust Co FSB595$213.7K0.01%+59+11.0%Added
Insight Inv LLC597$214.4K0.15%+597New
Sunpointe, LLC597$214.5K0.11%−16−2.6%Reduced
Fisher Asset Management, LLC597$214.7K0.00%+597New
Fairfield Financial Advisors, LTD602$216.2K0.08%−55−8.4%Reduced
Canopy Partners, LLC603$216.6K0.08%+603New
Donaldson Capital Management, LLC603$216.6K0.01%−157−20.7%Reduced
Procyon Private Wealth Partners, LLC605$217.2K0.01%+6+1.0%Added
Verus Capital Partners, LLC605$217.3K0.02%−15−2.4%Reduced
McDonald Partners LLC608$218.4K0.06%00.0%Unchanged
Baker Avenue Asset Management, LP608$218.4K0.01%+21+3.6%Added
KCM Investment Advisors LLC609$218.7K0.01%00.0%Unchanged
Northeast Financial Consultants Inc610$219.1K0.01%00.0%Unchanged
J.Safra Asset Management Corp618$221.2K0.02%00.0%Unchanged
Port Capital LLC619$222.0K0.01%−15−2.4%Reduced
Community Bank & Trust, Waco, Texas618$222.0K0.05%+618New
Hemenway Trust Co LLC624$224.1K0.02%+24+4.0%Added
Longboard Asset Management, LP624$224.1K0.59%+624New
Kidder Stephen W625$224.5K0.07%00.0%Unchanged
Westpac Banking Corp628$225.6K0.01%−96−13.3%Reduced
Waddell & Associates, LLC629$225.9K0.02%00.0%Unchanged
Seeds Investor LLC633$227.5K0.06%+21+3.4%Added
National Asset Management, Inc.638$229.3K0.01%−234−26.8%Reduced
American Trust642$230.6K0.02%−274−29.9%Reduced
Chancellor Financial Group WB LP642$230.6K0.19%+642New
Kingsview Wealth Management, LLC645$231.8K0.00%+645New
Simplicity Wealth,LLC648$232.7K0.05%−10−1.5%Reduced
Goldstream Capital Management Ltd649$233.1K0.10%−605−48.2%Reduced
Uhlmann Price Securities, LLC651$233.8K0.18%00.0%Unchanged
Center for Financial Planning, Inc.653$234.5K0.03%00.0%Unchanged
REAP Financial Group, LLC653$234.7K0.06%+1+0.2%Added
Armis Advisers, LLC653$234.7K0.03%+653New
Alteri Wealth LLC654$234.9K0.07%+654New
Aspen Grove Capital, LLC655$235.3K0.05%−156−19.2%Reduced
Summit Financial, LLC655$235.3K0.01%+44+7.2%Added
Norden Group LLC656$235.8K0.03%+71+12.1%Added
Essex LLC658$236.3K0.05%00.0%Unchanged
Dougherty Wealth Advisers LLC659$236.7K0.18%00.0%Unchanged
Hopwood Financial Services, Inc.660$237.0K0.18%+660New
Wrapmanager Inc661$237.4K0.06%−115−14.8%Reduced
Ci Investments Inc.663$238.0K0.00%−136−17.0%Reduced
Fragasso Group Inc.664$238.5K0.02%+17+2.6%Added
Signature Estate & Investment Advisors LLC664$238.5K0.01%+5+0.8%Added
Asset Dedication, LLC671$241.0K0.02%−221−24.8%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management673$241.7K0.01%+33+5.2%Added
GWN Securities Inc.655$241.8K0.06%+655New
Dover Advisors, LLC675$242.4K0.14%00.0%Unchanged
Carr Financial Group Corp676$242.8K0.08%00.0%Unchanged
HCR Wealth Advisors677$243.2K0.03%+1+0.1%Added
Integrated Advisors Network LLC678$243.4K0.01%−57−7.8%Reduced
EverSource Wealth Advisors, LLC682$245.1K0.01%+14+2.1%Added
NovaPoint Capital, LLC685$246.0K0.08%00.0%Unchanged
Cornerstone Advisory, LLC639$247.3K0.03%+43+7.2%Added
Granite Group Advisors, LLC689$247.5K0.16%−297−30.1%Reduced
City National Bank of Florida689$247.5K0.23%+689New
Alpha Family Trust690$247.8K0.14%00.0%Unchanged
Matrix Asset Advisors Inc691$248.2K0.03%+691New
Adviser Investments LLC695$249.5K0.00%+695New
McLean Asset Management Corp696$249.8K0.08%−78−10.1%Reduced
WMS Partners, LLC697$250.3K0.01%−24−3.3%Reduced
Benjamin Edwards Inc697$250.9K0.00%+50+7.7%Added
FSM Wealth Advisors, LLC682$250.9K0.06%+39+6.1%Added
Alta Advisers Ltd710$255.0K0.16%+110+18.3%Added
Clifford Group, LLC710$255.1K0.19%00.0%Unchanged
Camden National Bank714$256.4K0.04%+14+2.0%Added
Main Street Research LLC720$258.6K0.02%00.0%Unchanged
Andina Capital Management, LLC723$259.7K0.21%−54−6.9%Reduced
River Wealth Advisors LLC727$261.1K0.03%+1+0.1%Added
Venture Visionary Partners LLC727$261.2K0.01%00.0%Unchanged
Great Lakes Advisors, LLC730$262.2K0.00%−17−2.3%Reduced
True North Advisors, LLC731$262.5K0.06%+91+14.2%Added
Lansing Street Advisors734$263.6K0.09%+150+25.7%Added
Leslie Global Wealth, LLC737$264.7K0.12%+6+0.8%Added
One Wealth Advisors, LLC737$264.7K0.04%+89+13.7%Added
Watts Gwilliam & Co., LLC762$265.5K0.06%00.0%Unchanged
Everhart Financial Group, Inc.741$266.1K0.05%+74+11.1%Added
New Capital Management LP741$266.1K0.08%00.0%Unchanged
Penobscot Investment Management Company, Inc.745$267.6K0.02%00.0%Unchanged