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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, Q1 2025

Institutional positions in Aon plc as of Mar 31, 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
1,275
+99 vs. Q4 2024
Shares held
193.6M
+2.23M (+1.2%) vs. Q4 2024
Total value
$77.1B
+$8.37B (+12.2%) vs. Q4 2024
New holders
168
469 more added
Sold out
69
398 more reduced

19 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2025: 1,275 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 heldQ1 2025: $77.1B
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, Q1 2025

Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q4 2024.

Institutions holding AON in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Financial Freedom, LLC492$196.2K0.11%00.0%Unchanged
Addison Advisors LLC500$199.5K0.05%00.0%Unchanged
Smithfield Trust Co498$200.0K0.01%00.0%Unchanged
Rockland Trust Co502$200.3K0.01%+502New
Flputnam Investment Management Co502$200.4K0.00%+502New
Virtu Financial LLC505$201.0K0.01%+505New
Geneos Wealth Management Inc.504$201.1K0.01%+74+17.2%Added
Austin Private Wealth, LLC505$201.5K0.02%+505New
Nadler Financial Group, Inc.506$201.9K0.02%+506New
Patton Albertson Miller Group, LLC507$202.3K0.03%+507New
Abacus Wealth Partners, LLC508$202.7K0.03%+508New
Moody National Bank Trust Division509$203.1K0.02%+509New
Cultivar Capital, Inc.509$203.1K0.16%+509New
Advisors Asset Management, Inc.512$204.3K0.00%−594−53.7%Reduced
First Horizon Advisors, Inc.514$205.2K0.01%+11+2.2%Added
Cable Hill Partners, LLC579$205.4K0.02%00.0%Unchanged
Balboa Wealth Partners517$206.3K0.05%+517New
Annex Advisory Services, LLC517$206.4K0.01%+517New
Peak Financial Management, Inc.521$208.0K0.06%+521New
ERn Financial, LLC523$208.7K0.03%+523New
Highview Capital Management LLC524$209.1K0.09%+524New
Chemistry Wealth Management LLC524$209.1K0.05%+524New
Cache Advisors, LLC529$211.1K0.08%+529New
SFE Investment Counsel530$211.5K0.04%+530New
Alteri Wealth LLC536$213.9K0.09%−118−18.0%Reduced
Jacobi Capital Management LLC536$214.1K0.02%+536New
Baker Tilly Wealth Management, LLC537$214.3K0.08%+537New
Kingswood Wealth Advisors, LLC539$215.1K0.02%+539New
Mutual Advisors, LLC641$215.4K0.01%+641New
Cornerstone Advisory, LLC603$215.8K0.03%−36−5.6%Reduced
Focus Financial Network, Inc.546$217.7K0.01%+546New
E Fund Management Co., Ltd.546$217.9K0.01%+546New
High Note Wealth, LLC549$219.1K0.05%+9+1.7%Added
Fort Sheridan Advisors LLC550$219.5K0.03%+550New
Aprio Wealth Management, LLC551$219.9K0.03%+551New
Green Harvest Asset Management LLC553$220.7K0.01%+553New
Ironwood Investment Management LLC555$221.5K0.12%+555New
GK Wealth Management LLC555$221.5K0.28%+555New
Tyche Wealth Partners LLC555$221.7K0.05%+555New
GeoWealth Management, LLC556$221.9K0.01%−410−42.4%Reduced
Carolina Wealth Advisors, LLC557$222.3K0.12%00.0%Unchanged
IHT Wealth Management, LLC575$225.5K0.01%−6−1.0%Reduced
Stonebrook Private Inc.567$226.3K0.06%+567New
CBOE Vest Financial, LLC570$227.5K0.00%+570New
Prospera Financial Services Inc573$228.7K0.01%+573New
Onefund, LLC574$229.1K0.23%00.0%Unchanged
Colonial Trust Advisors575$229.5K0.02%00.0%Unchanged
Grove Street Fiduciary, LLC576$229.9K0.12%00.0%Unchanged
Options Solutions, LLC578$230.7K0.11%00.0%Unchanged
D'Orazio & Associates, Inc.578$230.7K0.04%+5+0.9%Added
Occudo Quantitative Strategies LP587$231.6K0.03%+587New
AE Wealth Management LLC581$232.0K0.00%−206−26.2%Reduced
Quotient Wealth Partners, LLC582$232.3K0.01%+582New
MQS Management LLC586$233.9K0.13%+586New
Marcum Wealth, LLC587$234.3K0.02%+20+3.5%Added
Cromwell Holdings LLC588$234.7K0.15%00.0%Unchanged
Financial Advocates Investment Management590$235.5K0.02%+14+2.4%Added
Acorn Creek Capital LLC591$235.8K0.12%+6+1.0%Added
TCI Wealth Advisors, Inc.592$236.3K0.02%+12+2.1%Added
Sunpointe, LLC596$237.9K0.13%−1−0.2%Reduced
Sentry Investment Management LLC652$238.0K0.16%−1,356−67.5%Reduced
LRI Investments, LLC597$238.2K0.02%+125+26.5%Added
Insight Inv LLC597$238.3K0.16%00.0%Unchanged
Sterling Capital Management LLC598$238.7K0.00%+8+1.4%Added
Flagship Harbor Advisors, LLC598$238.8K0.01%+598New
Port Capital LLC600$239.0K0.01%−19−3.1%Reduced
United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund600$239.5K0.01%+600New
Verus Capital Partners, LLC605$241.4K0.02%00.0%Unchanged
Canopy Partners, LLC607$242.2K0.09%+4+0.7%Added
Westpac Banking Corp608$242.6K0.02%−20−3.2%Reduced
McDonald Partners LLC608$242.6K0.06%00.0%Unchanged
KCM Investment Advisors LLC609$243.0K0.01%00.0%Unchanged
Northeast Financial Consultants Inc610$243.4K0.01%00.0%Unchanged
Capital Analysts, LLC614$245.0K0.01%+135+28.2%Added
Procyon Private Wealth Partners, LLC614$245.0K0.01%+9+1.5%Added
Community Bank & Trust, Waco, Texas621$248.0K0.06%+3+0.5%Added
Main Street Research LLC622$248.2K0.02%−98−13.6%Reduced
Fullcircle Wealth LLC725$249.0K0.10%+725New
Hemenway Trust Co LLC624$249.0K0.02%00.0%Unchanged
Longboard Asset Management, LP624$249.0K0.73%00.0%Unchanged
Dover Advisors, LLC625$249.4K0.11%−50−7.4%Reduced
Kidder Stephen W625$249.4K0.08%00.0%Unchanged
Journey Strategic Wealth LLC625$249.4K0.01%+625New
Signature Estate & Investment Advisors LLC629$251.0K0.01%−35−5.3%Reduced
Waddell & Associates, LLC629$251.0K0.03%00.0%Unchanged
Trust Point Inc.629$251.0K0.02%−318−33.6%Reduced
Legacy Advisors, LLC634$253.0K0.03%+47+8.0%Added
National Asset Management, Inc.636$253.7K0.01%−2−0.3%Reduced
McLean Asset Management Corp709$255.3K0.08%+13+1.9%Added
Chancellor Financial Group WB LP642$256.2K0.21%00.0%Unchanged
Matrix Asset Advisors Inc648$258.6K0.03%−43−6.2%Reduced
Goldstream Capital Management Ltd649$259.0K0.17%00.0%Unchanged
Concurrent Investment Advisors, LLC650$259.5K0.01%+650New
Uhlmann Price Securities, LLC651$259.8K0.19%00.0%Unchanged
Sowell Financial Services LLC652$260.0K0.01%+652New
Center for Financial Planning, Inc.653$260.6K0.03%00.0%Unchanged
Armis Advisers, LLC655$261.2K0.02%+2+0.3%Added
REAP Financial Group, LLC655$261.2K0.06%+2+0.3%Added
Aspen Grove Capital, LLC655$261.4K0.05%00.0%Unchanged
SRS Capital Advisors, Inc.657$262.2K0.02%+128+24.2%Added