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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, Q3 2025

Institutional positions in Aon plc as of Sep 30, 2025. 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
1,255
+42 vs. Q2 2025
Shares held
186.0M
−1.74M (−0.9%) vs. Q2 2025
Total value
$66.3B
−$638.0M (−1.0%) vs. Q2 2025
New holders
127
477 more added
Sold out
85
401 more reduced

20 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: 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 holdersQ3 2025: 1,255 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 heldQ3 2025: $66.3B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q2 2025.

Institutions holding AON in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Westbourne Investment Advisors, Inc.900$320.9K0.09%00.0%Unchanged
First National Bank of Hutchinson895$319.1K0.17%+67+8.1%Added
ORG Wealth Partners, LLC895$319.1K0.07%−147−14.1%Reduced
CBOE Vest Financial, LLC894$318.8K0.00%+232+35.0%Added
Abacus Planning Group, Inc.892$318.1K0.04%−12−1.3%Reduced
Turtle Creek Wealth Advisors, LLC891$317.7K0.03%+891New
Retirement Planning Group890$317.5K0.01%+1+0.1%Added
Sumitomo Life Insurance Co887$316.3K0.01%−26−2.8%Reduced
Trust Point Inc.885$315.6K0.03%+297+50.5%Added
FDx Advisors, Inc.913$311.0K0.09%−63−6.5%Reduced
Greenspring Advisors, LLC870$310.2K0.05%+870New
Tanager Wealth Management LLP866$308.8K0.03%−6−0.7%Reduced
Integrated Advisors Network LLC864$307.9K0.01%−27−3.0%Reduced
Ci Investments Inc.862$307.0K0.00%−216−20.0%Reduced
West Paces Advisors Inc.859$306.3K0.06%−100−10.4%Reduced
Kohmann Bosshard Financial Services, LLC859$306.3K0.03%00.0%Unchanged
Impact Investors, Inc855$304.9K0.20%−864−50.3%Reduced
Savvy Advisors, Inc.853$304.3K0.01%+178+26.4%Added
Broadway Wealth Solutions, Inc.844$301.0K0.17%+57+7.2%Added
Ellevest, Inc.839$299.2K0.04%−138−14.1%Reduced
City National Bank of Florida835$297.7K0.20%−135−13.9%Reduced
Custom Index Systems, LLC828$295.2K0.09%00.0%Unchanged
Tectonic Advisors LLC811$289.0K0.02%−2,253−73.5%Reduced
Exchange Bank805$287.0K0.20%00.0%Unchanged
Krilogy Financial LLC838$286.3K0.01%+838New
Heritage Wealth Advisors803$286.3K0.01%−8−1.0%Reduced
Hilltop National Bank803$286.3K0.07%+154+23.7%Added
Acadian Asset Management LLC806$286.0K0.00%−997−55.3%Reduced
Connors Investor Services Inc800$285.3K0.02%00.0%Unchanged
RVW Wealth, LLC800$285.3K0.02%00.0%Unchanged
Walleye Trading LLC795$283.5K0.00%+795New
One Wealth Advisors, LLC793$282.8K0.04%+78+10.9%Added
Inspire Advisors, LLC790$281.7K0.03%00.0%Unchanged
Trust Co of Oklahoma787$280.6K0.08%−6−0.8%Reduced
Adviser Investments LLC786$280.3K0.00%+2+0.3%Added
Aspen Grove Capital, LLC778$277.4K0.05%−43−5.2%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management771$274.9K0.01%+81+11.7%Added
Horizon Financial Services, LLC771$274.9K0.13%00.0%Unchanged
Flaharty Asset Management, LLC768$273.9K0.03%00.0%Unchanged
Quadcap Wealth Management, LLC766$273.1K0.03%+3+0.4%Added
Salem Investment Counselors Inc764$272.4K0.01%+339+79.8%Added
VisionPoint Advisory Group, LLC764$272.4K0.05%−30−3.8%Reduced
Dynamic Financial Group762$271.7K0.24%00.0%Unchanged
Watts Gwilliam & Co., LLC762$271.7K0.04%00.0%Unchanged
Moors & Cabot, Inc.761$271.4K0.01%00.0%Unchanged
Global Wealth Management Investment Advisory, Inc.757$269.9K0.05%00.0%Unchanged
Camden National Bank757$269.9K0.04%+36+5.0%Added
Garrison Point Advisors, LLC753$268.5K0.11%00.0%Unchanged
Apella Capital, LLC776$266.3K0.01%−10−1.3%Reduced
TRUE Private Wealth Advisors746$266.2K0.03%00.0%Unchanged
Wealth Alliance744$265.3K0.03%+51+7.4%Added
Wexford Capital LP740$263.9K0.08%00.0%Unchanged
Goodman Advisory Group, LLC736$262.4K0.07%+736New
Spirepoint Private Client, LLC735$262.1K0.03%−317−30.1%Reduced
Headlands Technologies LLC735$262.1K0.02%+666+965.2%Added
FSM Wealth Advisors, LLC735$262.1K0.04%−3−0.4%Reduced
Net Worth Advisory Group735$262.0K0.08%−20−2.6%Reduced
Potomac Fund Management Inc731$260.6K0.01%+731New
Penobscot Investment Management Company, Inc.730$260.3K0.02%00.0%Unchanged
McLean Asset Management Corp711$259.9K0.05%−10−1.4%Reduced
Fragasso Group Inc.714$259.8K0.02%+27+3.9%Added
Great Lakes Advisors, LLC728$259.6K0.00%−110−13.1%Reduced
Alpine Bank Wealth Management725$258.5K0.04%00.0%Unchanged
Csenge Advisory Group719$256.4K0.01%−218−23.3%Reduced
River Wealth Advisors LLC718$256.0K0.03%00.0%Unchanged
Norris Perne & French LLP715$255.0K0.02%−15−2.1%Reduced
Central Pacific Bank - Trust Division715$255.0K0.03%+715New
Venture Visionary Partners LLC714$254.7K0.01%−8−1.1%Reduced
Steinberganna Wealth Management712$253.9K0.12%+712New
Clifford Group, LLC710$253.3K0.20%00.0%Unchanged
New Capital Management LP707$252.1K0.07%−34−4.6%Reduced
Blue Barn Wealth, LLC707$252.1K0.11%−51−6.7%Reduced
Harris Associates L PSuperinvestorHarris Associates (Oakmark)704$251.0K0.00%+5+0.7%Added
Fullcircle Wealth LLC726$249.9K0.09%−1−0.1%Reduced
Sentry Investment Management LLC679$248.0K0.17%+27+4.1%Added
Nilsine Partners, LLC691$246.4K0.02%−14−2.0%Reduced
Benjamin Edwards Inc690$246.2K0.00%+72+11.7%Added
Alpha Family Trust690$246.0K0.12%00.0%Unchanged
Granite Group Advisors, LLC689$245.7K0.15%00.0%Unchanged
Concurrent Investment Advisors, LLC685$244.3K0.00%+11+1.6%Added
NovaPoint Capital, LLC685$244.3K0.06%+685New
Kayne Anderson Rudnick Investment Management LLC684$244.1K0.00%00.0%Unchanged
Community Bank & Trust, Waco, Texas681$243.0K0.05%+58+9.3%Added
Asset Dedication, LLC680$242.5K0.02%+7+1.0%Added
Waddell & Associates, LLC676$241.0K0.02%+47+7.5%Added
First Horizon Corp671$239.3K0.01%+671New
LRI Investments, LLC669$238.7K0.02%+55+9.0%Added
Hopwood Financial Services, Inc.660$235.3K0.16%00.0%Unchanged
Dougherty Wealth Advisers LLC659$235.0K0.15%00.0%Unchanged
Massmutual Trust Co FSB658$234.6K0.01%−62−8.6%Reduced
REAP Financial Group, LLC657$234.4K0.05%+1+0.2%Added
Maridea Wealth Management LLC679$233.7K0.04%+679New
Wrapmanager Inc655$233.6K0.07%−413−38.7%Reduced
Patton Fund Management, Inc.655$233.6K0.04%+655New
Center for Financial Planning, Inc.653$232.8K0.02%00.0%Unchanged
Uhlmann Price Securities, LLC651$232.1K0.14%00.0%Unchanged
Goldstream Capital Management Ltd649$231.4K0.08%00.0%Unchanged
Matrix Asset Advisors Inc648$231.1K0.02%00.0%Unchanged
Dover Advisors, LLC647$230.7K0.09%+22+3.5%Added
ARS Investment Partners, LLC645$230.0K0.02%00.0%Unchanged