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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
1,254
+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: 1,254 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 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 20261,265$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, 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
LeClair Wealth Partners LLC2,379$848.3K0.53%00.0%Unchanged
Three Seasons Wealth, LLC2,389$851.9K0.08%+641+36.7%Added
Twelve Points Wealth Management LLC2,389$852.0K0.21%−306−11.4%Reduced
Perigon Wealth Management, LLC2,399$855.5K0.02%+616+34.5%Added
Beverly Hills Private Wealth, LLC2,414$860.8K0.15%−28−1.1%Reduced
Sendero Wealth Management, LLC2,414$860.8K0.10%+6+0.2%Added
MQS Management LLC2,416$861.5K0.50%+2,416New
Covenant Partners, LLC2,454$875.0K0.25%00.0%Unchanged
Trust Asset Management LLC2,467$879.7K0.06%00.0%Unchanged
Hartline Investment Corp2,491$888.2K0.09%−55−2.2%Reduced
Harbor Advisors LLC2,500$891.5K0.14%00.0%Unchanged
Diversify Advisory Services, LLC2,629$893.5K0.03%−105−3.8%Reduced
111 Capital2,527$901.1K0.17%+2,527New
Tiaa Trust, National Association2,549$908.9K0.00%−20−0.8%Reduced
Future Fund LLC2,557$911.8K0.32%+525+25.8%Added
Park Avenue Securities LLC2,561$913.0K0.01%+248+10.7%Added
Oppenheimer & Co Inc2,572$917.1K0.01%−64−2.4%Reduced
Hamilton Capital Partners Inc.2,588$922.8K0.04%00.0%Unchanged
Beirne Wealth Consulting Services, LLC2,596$926.2K0.22%+2,596New
GAMMA Investing LLC2,609$930.3K0.05%+698+36.5%Added
Occudo Quantitative Strategies LP2,619$933.9K0.11%−19,575−88.2%Reduced
SRS Capital Advisors, Inc.2,620$934.6K0.01%+866+49.4%Added
Joel Isaacson & Co., LLC2,638$940.7K0.03%00.0%Unchanged
Bryn Mawr Trust Co2,639$941.0K0.02%−2,836−51.8%Reduced
Foundation Wealth Management, LLC2,639$941.0K0.60%+2,639New
Websterrogers Financial Advisors, LLC2,647$943.9K0.28%−66−2.4%Reduced
CWA Asset Management Group, LLC2,655$946.7K0.04%+1,153+76.8%Added
We Are One Seven, LLC2,677$954.6K0.02%+756+39.4%Added
Catalytic Wealth RIA, LLC2,682$956.3K0.03%+1,307+95.1%Added
Moneta Group Investment Advisors LLC2,705$964.4K0.01%+224+9.0%Added
Skopos Labs, Inc.2,787$982.8K0.13%−16−0.6%Reduced
Venturi Wealth Management, LLC2,765$986.1K0.05%−686−19.9%Reduced
Belpointe Asset Management LLC2,770$987.7K0.04%−69−2.4%Reduced
Fortis Capital Advisors, LLC2,770$987.7K0.16%−69−2.4%Reduced
TD Private Client Wealth LLC2,788$994.2K0.02%+84+3.1%Added
Chilton Investment Co LLC2,790$994.9K0.02%+571+25.7%Added
Regal Investment Advisors LLC2,810$1.00M0.07%+17+0.6%Added
Stratos Wealth Partners, LTD.2,812$1.00M0.01%+255+10.0%Added
Pinnbrook Capital Management LP2,815$1.00M0.19%+2,815New
Signaturefd, LLC2,816$1.00M0.02%+5+0.2%Added
Mather Group, LLC.2,821$1.01M0.01%−136−4.6%Reduced
Ameritas Investment Partners, Inc.2,831$1.01M0.03%−71−2.4%Reduced
Mutual Advisors, LLC2,959$1.01M0.02%+2,205+292.4%Added
Armor Investment Advisors, LLC2,834$1.01M0.32%+6+0.2%Added
Kingsview Wealth Management, LLC2,837$1.01M0.02%+2,172+326.6%Added
PFW Advisors LLC2,879$1.03M0.30%00.0%Unchanged
Greenwood Gearhart Inc2,884$1.03M0.06%00.0%Unchanged
Gsa Capital Partners LLP2,892$1.03M0.09%+996+52.5%Added
Atomi Financial Group, Inc.2,922$1.04M0.03%+718+32.6%Added
Fox Run Management, L.L.C.2,936$1.05M0.16%+1,875+176.7%Added
Intellectus Partners, LLC2,956$1.05M0.20%+113+4.0%Added
Oxford Financial Group Ltd2,967$1.06M0.06%00.0%Unchanged
Profund Advisors LLC2,967$1.06M0.03%+231+8.4%Added
RBF Capital, LLC3,000$1.07M0.05%00.0%Unchanged
Alberta Investment Management Corp3,000$1.07M0.01%+3,000New
Northwest & Ethical Investments L.P.3,029$1.07M0.03%+400+15.2%Added
Arthur M. Cohen & Associates, LLC3,020$1.08M0.18%00.0%Unchanged
Henshaw Capital LLC3,058$1.09M0.04%+3,058New
Boothbay Fund Management, LLC3,065$1.09M0.03%+3,065New
Frank, Rimerman Advisors LLC3,087$1.10M0.07%−45−1.4%Reduced
Citrine Capital LLC3,100$1.11M0.51%00.0%Unchanged
Marble Harbor Investment Counsel, LLC3,110$1.11M0.12%−15−0.5%Reduced
Cambria Investment Management, L.P.3,112$1.11M0.07%+3,112New
Curated Wealth Partners LLC3,147$1.12M0.14%+72+2.3%Added
U.S. Capital Wealth Advisors, LLC3,165$1.13M0.03%+60+1.9%Added
Rathbone Brothers plc3,174$1.13M0.00%+170+5.7%Added
Comprehensive Financial Management LLC3,197$1.14M0.03%00.0%Unchanged
First Financial Bankshares Inc3,230$1.15M0.02%+856+36.1%Added
ProVise Management Group, LLC3,269$1.17M0.09%−600−15.5%Reduced
Duncker Streett & Co Inc3,289$1.17M0.20%00.0%Unchanged
Private Trust Co NA3,334$1.19M0.10%−10.0%Reduced
Pictet & Cie (Europe) SA3,335$1.19M0.02%−52−1.5%Reduced
Americana Partners, LLC3,342$1.19M0.04%−112−3.2%Reduced
Pensionmark Financial Group, LLC3,349$1.19M0.02%−3−0.1%Reduced
Value Partners Investments Inc.3,353$1.20M0.10%+542+19.3%Added
Rinkey Investments3,376$1.20M0.32%+3,376New
ABN AMRO Bank N.V.3,402$1.21M0.01%00.0%Unchanged
Raiffeisen Bank International AG3,430$1.22M0.02%+1,819+112.9%Added
FourThought Financial Partners, LLC3,441$1.23M0.11%+686+24.9%Added
LGT Group Foundation3,420$1.23M0.01%+20+0.6%Added
Dorsey & Whitney Trust CO LLC3,490$1.24M0.07%+149+4.5%Added
Canton Hathaway, LLC3,500$1.25M0.24%00.0%Unchanged
First American Bank3,540$1.26M0.08%00.0%Unchanged
XTX Topco Ltd3,558$1.27M0.07%+3,558New
Waterfront Wealth Inc.3,738$1.28M0.26%+1,075+40.4%Added
Beacon Pointe Advisors, LLC3,589$1.28M0.01%+294+8.9%Added
Stance Capital LLC3,613$1.29M0.47%−69−1.9%Reduced
Silver Lake Advisory, LLC3,623$1.29M0.51%+3,623New
Sageworth Trust Co3,628$1.29M0.06%+3,628New
Pekin Hardy Strauss, Inc.3,636$1.30M0.13%−75−2.0%Reduced
QRG Capital Management, Inc.3,650$1.30M0.02%−318−8.0%Reduced
Voleon Capital Management LP3,652$1.30M0.03%+2,155+144.0%Added
MOKAN Wealth Management Inc.3,649$1.30M0.66%−65−1.8%Reduced
Rothschild Investment LLC3,679$1.31M0.07%+42+1.2%Added
Sompo Asset Management Co., Ltd.3,710$1.32M0.23%−450−10.8%Reduced
T. Rowe Price Investment Management, Inc.3,768$1.34M0.00%−284,147−98.7%Reduced
Mission Wealth Management, LP3,849$1.37M0.03%−144−3.6%Reduced
LGT Fund Management Co Ltd.3,818$1.37M0.11%−77−2.0%Reduced
Garrison Bradford & Associates Inc3,900$1.39M1.49%00.0%Unchanged
Nordwand Advisors, LLC3,910$1.39M0.22%+2,325+146.7%Added