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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, Q2 2025

Institutional positions in Aon plc as of Jun 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
1,233
−27 vs. Q1 2025
Shares held
194.2M
+975.4K (+0.5%) vs. Q1 2025
Total value
$69.3B
−$7.65B (−9.9%) vs. Q1 2025
New holders
108
432 more added
Sold out
135
470 more reduced

16 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2025: 1,233 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 heldQ2 2025: $69.3B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q1 2025.

Institutions holding AON in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Flagship Harbor Advisors, LLC599$213.6K0.01%+1+0.2%Added
Cornerstone Advisory, LLC598$213.3K0.02%−5−0.8%Reduced
TCI Wealth Advisors, Inc.592$211.2K0.01%00.0%Unchanged
Hemenway Trust Co LLC590$210.5K0.02%−34−5.4%Reduced
Genesis Private Wealth, LLC589$210.1K0.10%−109−15.6%Reduced
Natural Investments, LLC589$210.0K0.05%+589New
Trust Point Inc.588$209.8K0.02%−41−6.5%Reduced
Cromwell Holdings LLC588$209.8K0.13%00.0%Unchanged
Sunpointe, LLC593$209.6K0.08%−3−0.5%Reduced
Westpac Banking Corp587$209.4K0.01%−21−3.5%Reduced
HCR Wealth Advisors582$207.6K0.02%−95−14.0%Reduced
Mill Creek Capital Advisors, LLC581$207.3K0.00%−94−13.9%Reduced
Options Solutions, LLC578$206.2K0.07%00.0%Unchanged
Focus Financial Network, Inc.577$205.7K0.01%+31+5.7%Added
Grove Street Fiduciary, LLC576$205.5K0.10%00.0%Unchanged
Colonial Trust Advisors575$205.1K0.02%00.0%Unchanged
Acorn Creek Capital LLC574$204.7K0.08%−17−2.9%Reduced
Onefund, LLC571$204.0K0.15%−3−0.5%Reduced
D'Orazio & Associates, Inc.566$201.9K0.03%−12−2.1%Reduced
Carolina Wealth Advisors, LLC557$198.7K0.10%00.0%Unchanged
High Note Wealth, LLC546$194.8K0.04%−3−0.5%Reduced
GeoWealth Management, LLC536$191.2K0.01%−20−3.6%Reduced
IFP Advisors, Inc100$191.1K0.01%−197−66.3%Reduced
Principal Securities, Inc.512$182.8K0.00%−2,226−81.3%Reduced
First Horizon Advisors, Inc.502$179.4K0.00%−12−2.3%Reduced
Financial Gravity Companies, Inc.501$178.7K0.04%+501New
Addison Advisors LLC500$178.4K0.04%00.0%Unchanged
Neo Ivy Capital Management497$177.3K0.06%+497New
Financial Freedom, LLC492$175.4K0.09%00.0%Unchanged
Smithfield Trust Co466$164.0K0.01%−32−6.4%Reduced
Opal Wealth Advisors, LLC458$163.4K0.05%−19−4.0%Reduced
Oakworth Capital, Inc.452$161.3K0.01%+50+12.4%Added
Capital Analysts, LLC450$161.0K0.01%−164−26.7%Reduced
Thurston, Springer, Miller, Herd & Titak, Inc.444$158.4K0.02%+5+1.1%Added
Manchester Capital Management LLC442$157.7K0.02%+3+0.7%Added
Advisors Asset Management, Inc.435$155.2K0.00%−77−15.0%Reduced
Boreal Capital Management LLC434$154.8K0.13%+434New
Salem Investment Counselors Inc425$151.6K0.00%−10−2.3%Reduced
American National Bank409$145.9K0.01%00.0%Unchanged
Rossby Financial, LCC406$144.8K0.05%+34+9.1%Added
CVA Family Office, LLC401$143.1K0.02%−19−4.5%Reduced
Matrix Trust Co394$141.0K0.02%+26+7.1%Added
Exchange Traded Concepts, LLC367$130.9K0.00%+90+32.5%Added
Eastern Bank351$125.2K0.00%00.0%Unchanged
Versant Capital Management, Inc344$122.7K0.02%−139−28.8%Reduced
S&T Bank336$119.9K0.04%00.0%Unchanged
Spire Wealth Management314$112.0K0.00%−103−24.7%Reduced
Kiker Wealth Management, LLC300$107.0K0.06%00.0%Unchanged
Horizon Bancorp Inc290$103.0K0.05%00.0%Unchanged
Harbor Investment Advisory, LLC281$100.3K0.01%00.0%Unchanged
Ameritas Advisory Services, LLC275$98.2K0.01%+275New
Golden State Wealth Management, LLC268$95.9K0.01%00.0%Unchanged
Hemington Wealth Management251$89.0K0.01%−19−7.0%Reduced
Ameriflex Group, Inc.250$88.4K0.05%00.0%Unchanged
Trust Co of Vermont242$86.3K0.00%00.0%Unchanged
Cary Street Partner Investment Advisory LLC237$84.6K0.04%+22+10.2%Added
Andra AP-fonden227$81.0K0.00%+227New
IMA Wealth, Inc.223$79.6K0.01%+1+0.5%Added
Towarzystwo Funduszy Inwestycyjnych Pzu SA205$73.1K0.02%00.0%Unchanged
Optiver Holding B.V.202$72.1K0.00%−129−39.0%Reduced
Lavaca Capital LLC200$71.4K0.03%00.0%Unchanged
Arlington Trust Co LLC200$71.4K0.01%00.0%Unchanged
Alerus Financial NA200$71.4K0.01%+200New
Rosenberg Matthew Hamilton199$71.0K0.02%00.0%Unchanged
ORG Partners LLC192$68.5K0.01%+186+3,100.0%Added
AdvisorNet Financial, Inc188$67.1K0.00%+21+12.6%Added
Hollencrest Capital Management185$66.0K0.00%00.0%Unchanged
Pin Oak Investment Advisors Inc162$64.0K0.05%+162New
Orion Capital Management LLC176$62.8K0.02%00.0%Unchanged
Harbour Investments, Inc.175$62.4K0.00%+4+2.3%Added
Maseco LLP172$61.3K0.00%+172New
NewSquare Capital LLC170$60.6K0.00%+112+193.1%Added
Nemes Rush Group LLC155$55.3K0.01%00.0%Unchanged
First United Bank Trust150$53.5K0.02%00.0%Unchanged
DAGCO, Inc.150$53.5K0.01%00.0%Unchanged
Clear Street Markets LLC145$51.7K0.02%+145New
Farmers & Merchants Investments Inc144$51.4K0.00%00.0%Unchanged
Sagard Holdings Management Inc.142$50.7K0.14%+142New
Financial Network Wealth Advisors LLC139$49.6K0.06%00.0%Unchanged
Boyd Watterson Asset Management LLC138$49.2K0.02%00.0%Unchanged
ZRC Wealth Management, LLC138$49.2K0.02%+19+16.0%Added
Coston, McIsaac & Partners140$49.0K0.01%00.0%Unchanged
Meeder Asset Management Inc134$47.8K0.00%+22+19.6%Added
Rise Advisors, LLC131$46.8K0.02%+1+0.8%Added
Frazier Financial Advisors, LLC118$42.1K0.03%+12+11.3%Added
Prestige Wealth Management Group LLC116$41.4K0.01%00.0%Unchanged
GW&K Investment Management, LLC115$41.0K0.00%+4+3.6%Added
South State Corp.114$40.7K0.00%−298−72.3%Reduced
Mascoma Wealth Management LLC111$39.6K0.01%00.0%Unchanged
Centricity Wealth Management, LLC108$38.5K0.03%00.0%Unchanged
Bell Investment Advisors, Inc105$37.5K0.01%−2−1.9%Reduced
Garde Capital, Inc.105$37.5K0.00%00.0%Unchanged
Covestor Ltd104$37.0K0.02%−1−1.0%Reduced
Twin Peaks Wealth Advisors, LLC102$37.0K0.01%+102New
Bruce G. Allen Investments, LLC102$36.4K0.03%−78−43.3%Reduced
Accent Capital Management, LLC101$36.0K0.02%00.0%Unchanged
Medallion Wealth Advisors, LLC100$35.7K0.01%00.0%Unchanged
TSFG, LLC92$33.0K0.01%00.0%Unchanged
Pinnacle Bancorp, Inc.91$32.5K0.01%+33+56.9%Added
Millstone Evans Group, LLC90$32.1K0.02%00.0%Unchanged