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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: 1,196 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: 1,025 institutionsQ3 2023: 1,049 institutionsQ4 2023: 1,067 institutionsQ1 2024: 1,087 institutionsQ2 2024: 1,111 institutionsQ3 2024: 1,149 institutionsQ4 2024: 1,196 institutionsQ1 2025: 1,276 institutionsQ2 2025: 1,233 institutionsQ3 2025: 1,255 institutionsQ4 2025: 1,289 institutionsQ1 2026: 1,266 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 20261,266$60.6B
Q4 20251,289$66.7B
Q3 20251,255$66.3B
Q2 20251,233$69.3B
Q1 20251,276$77.1B
Q4 20241,196$69.1B
Q3 20241,149$66.1B
Q2 20241,111$55.4B
Q1 20241,087$57.4B
Q4 20231,067$49.8B
Q3 20231,049$56.4B
Q2 20231,025$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
BlackDiamond Wealth Management Inc.1,035$371.7K0.21%−57−5.2%Reduced
Bowen Hanes & Co Inc1,035$371.7K0.01%00.0%Unchanged
MPS Loria Financial Planners, LLC1,030$369.9K0.11%00.0%Unchanged
Simon Quick Advisors, LLC1,026$368.4K0.02%+48+4.9%Added
Pinnacle Wealth Planning Services, Inc.1,025$368.1K0.06%−574−35.9%Reduced
JFS Wealth Advisors, LLC1,025$368.1K0.03%00.0%Unchanged
Abacus Planning Group, Inc.1,018$365.6K0.06%−8−0.8%Reduced
Diversify Wealth Management, LLC1,045$365.2K0.03%+125+13.6%Added
Wealthstream Advisors, Inc.1,008$362.0K0.07%+180+21.7%Added
Sandy Cove Advisors, LLC1,004$360.7K0.14%+34+3.5%Added
Farther Finance Advisors, LLC1,004$360.6K0.01%+68+7.3%Added
Nicolet Bankshares Inc1,000$359.2K0.08%−3,750−78.9%Reduced
Wexford Capital LP1,000$359.2K0.09%−100−9.1%Reduced
Optimum Investment Advisors1,000$359.2K0.16%00.0%Unchanged
Woodward Financial Advisors, Inc.1,000$359.2K0.18%00.0%Unchanged
Montag A & Associates Inc1,000$359.2K0.02%+1,000New
Roehl & Yi Investment Advisors, LLC993$356.6K0.20%+993New
Vise Technologies, Inc.992$356.3K0.03%+210+26.9%Added
J.W. Cole Advisors, Inc.991$356.0K0.01%+12+1.2%Added
Creekside Partners982$352.7K0.18%00.0%Unchanged
Intellectus Partners, LLC982$352.7K0.08%−10−1.0%Reduced
Avestar Capital, LLC979$351.6K0.03%+140+16.7%Added
Empower Advisory Group, LLC972$349.1K0.00%+9+0.9%Added
Smith, Moore & Co.968$347.7K0.03%00.0%Unchanged
GeoWealth Management, LLC966$346.9K0.01%−84−8.0%Reduced
Smith Chas P & Associates Pa Cpas965$346.6K0.02%00.0%Unchanged
Equitable Holdings, Inc.965$346.6K0.00%+8+0.8%Added
Cobblestone Capital Advisors LLC951$341.6K0.02%00.0%Unchanged
Forum Financial Management, LP950$341.2K0.01%+40+4.4%Added
Paradigm Financial Partners, LLC949$340.8K0.04%+949New
Trust Point Inc.947$340.1K0.02%+96+11.3%Added
Maven Securities LTD941$338.0K0.05%−553−37.0%Reduced
Fiduciary Trust Co941$338.0K0.00%+95+11.2%Added
waypoint wealth counsel934$335.5K0.22%+7+0.8%Added
Evergreen Capital Management LLC928$333.3K0.01%+1+0.1%Added
Argent Trust Co925$332.2K0.01%00.0%Unchanged
Belpointe Asset Management LLC966$332.0K0.02%−46−4.5%Reduced
Todd Asset Management LLC921$330.9K0.01%00.0%Unchanged
Legacy Financial Advisors, Inc.921$330.8K0.05%−32−3.4%Reduced
Sabal Trust CO920$330.4K0.02%00.0%Unchanged
Pioneer Trust Bank N A919$330.1K0.08%00.0%Unchanged
Brookstone Capital Management917$329.4K0.00%−66−6.7%Reduced
Choate Investment Advisors915$328.6K0.01%+82+9.8%Added
Ellevest, Inc.910$326.8K0.02%+11+1.2%Added
Old Mission Investment Co LLC905$325.0K0.10%00.0%Unchanged
Fukoku Mutual Life Insurance Co901$323.6K0.02%00.0%Unchanged
Baldwin Investment Management, LLC900$323.2K0.04%−500−35.7%Reduced
RiverGlades Family Offices LLC900$323.2K0.23%00.0%Unchanged
Westbourne Investment Advisors, Inc.900$323.0K0.11%00.0%Unchanged
Cooper Financial Group898$322.6K0.04%−1,534−63.1%Reduced
Chicago Partners Investment Group LLC913$321.8K0.01%+310+51.4%Added
Retirement Planning Group892$320.5K0.02%+3+0.3%Added
Catalytic Wealth RIA, LLC892$320.4K0.06%−47−5.0%Reduced
Cornerstone Wealth Group, LLC888$319.0K0.03%+5+0.6%Added
Van Hulzen Asset Management, LLC881$316.4K0.02%−38,101−97.7%Reduced
Norris Perne & French LLP880$316.1K0.02%−190−17.8%Reduced
Tanager Wealth Management LLP879$315.7K0.04%−504−36.4%Reduced
Greenspring Advisors, LLC870$312.5K0.07%00.0%Unchanged
TRUE Private Wealth Advisors864$310.5K0.04%−14−1.6%Reduced
ASB Consultores, LLC863$310.0K0.13%+39+4.7%Added
Flower City Capital860$308.9K0.19%00.0%Unchanged
Kohmann Bosshard Financial Services, LLC859$308.5K0.04%00.0%Unchanged
Great Valley Advisor Group, Inc.858$308.4K0.01%+25+3.0%Added
Pinnacle Associates Ltd853$306.4K0.00%−537−38.6%Reduced
PDS Planning, Inc852$306.0K0.03%+18+2.2%Added
Guyasuta Investment Advisors Inc850$305.3K0.02%00.0%Unchanged
Nilsine Partners, LLC850$305.3K0.03%+8+1.0%Added
Broadway Wealth Solutions, Inc.835$299.9K0.23%+835New
Exchange Bank833$299.2K0.24%+1+0.1%Added
Cynosure Management, LLC829$297.7K0.04%−307−27.0%Reduced
Harel Insurance Investments & Financial Services Ltd.828$297.0K0.00%+828New
Flow Traders U.S. LLC824$296.0K0.01%+824New
Heritage Wealth Advisors822$295.2K0.01%+3+0.4%Added
Two Sigma Securities, LLC821$294.9K0.05%+821New
Welch & Forbes LLC815$292.7K0.00%+2+0.2%Added
Advisor OS, LLC811$291.3K0.03%−232−22.2%Reduced
L2 Asset Management, LLC810$290.9K0.06%+31+4.0%Added
Connors Investor Services Inc800$287.3K0.03%00.0%Unchanged
Inspire Advisors, LLC796$285.9K0.03%00.0%Unchanged
Signal Advisors Wealth, LLC790$283.7K0.03%+41+5.5%Added
Ronald Blue Trust, Inc.790$283.6K0.00%−358−31.2%Reduced
AE Wealth Management LLC787$282.8K0.00%−35−4.3%Reduced
ICONIQ Capital, LLC786$282.3K0.00%+786New
Genesis Private Wealth, LLC783$281.2K0.15%+783New
Diversify Advisory Services, LLC802$280.4K0.02%+802New
Intrust Bank NA780$280.1K0.03%+89+12.9%Added
Keel Point, LLC779$279.9K0.02%+38+5.1%Added
Horizon Financial Services, LLC775$278.3K0.16%00.0%Unchanged
First National Bank of Hutchinson768$275.8K0.17%−3−0.4%Reduced
Flaharty Asset Management, LLC768$275.8K0.04%00.0%Unchanged
Maripau Wealth Management LLC766$275.1K0.16%+766New
Dynamic Financial Group762$273.7K0.28%+762New
Quadcap Wealth Management, LLC761$273.3K0.04%−127−14.3%Reduced
Net Worth Advisory Group759$272.7K0.08%−21−2.7%Reduced
Global Wealth Management Investment Advisory, Inc.757$271.9K0.06%00.0%Unchanged
Garrison Point Advisors, LLC753$270.4K0.13%+753New
Penobscot Investment Management Company, Inc.745$267.6K0.02%00.0%Unchanged
New Capital Management LP741$266.1K0.08%00.0%Unchanged
Everhart Financial Group, Inc.741$266.1K0.05%+74+11.1%Added
Watts Gwilliam & Co., LLC762$265.5K0.06%00.0%Unchanged