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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 2023

Institutional positions in Aon plc as of Dec 31, 2023. 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
1,067
+35 vs. Q3 2023
Shares held
171.3M
−2.61M (−1.5%) vs. Q3 2023
Total value
$49.8B
−$6.57B (−11.6%) vs. Q3 2023
New holders
123
341 more added
Sold out
88
403 more reduced

17 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 2023: 1,067 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 2023: $49.8B
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 2023

Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q3 2023.

Institutions holding AON in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Gunn & Co Investment Management, Inc.965$281.0K0.02%+965New
Evernest Financial Advisors, LLC960$279.4K0.14%+960New
EverSource Wealth Advisors, LLC959$279.2K0.03%+50+5.5%Added
Belpointe Asset Management LLC956$278.2K0.02%+72+8.1%Added
First National Bank of Hutchinson933$271.5K0.20%−340−26.7%Reduced
Asset Dedication, LLC929$271.0K0.02%00.0%Unchanged
Sabal Trust CO920$267.7K0.02%−26−2.7%Reduced
Pioneer Trust Bank N A919$267.4K0.08%00.0%Unchanged
Mainstay Capital Management LLC915$266.3K0.05%00.0%Unchanged
J.W. Cole Advisors, Inc.906$263.7K0.02%+63+7.5%Added
Cobblestone Capital Advisors LLC905$263.4K0.02%00.0%Unchanged
Aspen Grove Capital, LLC907$263.4K0.08%−16−1.7%Reduced
Old Mission Investment Co LLC905$263.4K0.09%00.0%Unchanged
Maverick Capital LtdSuperinvestorMaverick Capital904$263.1K0.01%+904New
Westbourne Investment Advisors, Inc.900$262.0K0.10%00.0%Unchanged
Paradigm Asset Management Co LLC900$261.9K0.07%00.0%Unchanged
Penobscot Investment Management Company, Inc.900$261.9K0.03%+50+5.9%Added
Hilltop Holdings Inc.896$260.8K0.03%−13−1.4%Reduced
FineMark National Bank & Trust896$260.8K0.01%+3+0.3%Added
Park National Corp891$259.3K0.01%00.0%Unchanged
Retirement Planning Group889$258.8K0.02%+3+0.3%Added
Allstate Corp883$257.0K0.02%−77−8.0%Reduced
Smith Group Asset Management, LLC882$256.7K0.01%+882New
Catalytic Wealth RIA, LLC882$256.7K0.12%+882New
Central Trust Co881$256.4K0.01%−9−1.0%Reduced
TRUE Private Wealth Advisors876$255.1K0.03%00.0%Unchanged
Tilt Investment Management Holdings, PBC874$254.4K0.27%+874New
Greenspring Advisors, LLC870$253.2K0.07%00.0%Unchanged
Exchange Bank869$252.9K0.22%00.0%Unchanged
Hancock Whitney Corp869$252.9K0.01%−150−14.7%Reduced
Principal Securities, Inc.868$252.6K0.01%+868New
Fayez Sarofim & Co807$252.2K0.00%−684−45.9%Reduced
Wealthstream Advisors, Inc.863$251.2K0.10%+205+31.2%Added
Kohmann Bosshard Financial Services, LLC859$250.0K0.04%00.0%Unchanged
Navellier & Associates Inc855$248.8K0.04%00.0%Unchanged
Center for Financial Planning, Inc.853$248.2K0.05%00.0%Unchanged
Welch & Forbes LLC853$248.2K0.00%00.0%Unchanged
Hemenway Trust Co LLC850$247.4K0.02%00.0%Unchanged
180 Wealth Advisors, LLC857$246.8K0.05%+202+30.8%Added
Waterloo Capital, L.P.847$246.5K0.04%+847New
Benjamin F. Edwards & Company, Inc.847$246.0K0.00%+847New
PDS Planning, Inc834$242.7K0.03%−7−0.8%Reduced
Venture Visionary Partners LLC833$242.5K0.01%+65+8.5%Added
Paloma Partners Management Co828$241.0K0.04%+828New
Everhart Financial Group, Inc.826$240.4K0.09%−50−5.7%Reduced
SRS Capital Advisors, Inc.815$237.2K0.03%+289+54.9%Added
River Wealth Advisors LLC815$237.2K0.04%+110+15.6%Added
FirstPurpose Wealth LLC815$237.2K0.09%−5−0.6%Reduced
McLean Asset Management Corp812$235.2K0.09%−27−3.2%Reduced
StrategIQ Financial Group, LLC806$234.6K0.03%−1−0.1%Reduced
Systematic Portfolios LLC805$234.3K0.71%+805New
Connors Investor Services Inc800$233.0K0.03%00.0%Unchanged
Port Capital LLC800$233.0K0.01%+73+10.0%Added
Inspire Advisors, LLC795$231.4K0.03%00.0%Unchanged
Cedar Brook Financial Partners, LLC769$229.6K0.05%−107−12.2%Reduced
LMCG Investments, LLC778$226.4K0.01%+778New
Hallmark Capital Management Inc777$226.1K0.02%00.0%Unchanged
Horizon Financial Services, LLC771$224.4K0.16%+771New
Heritage Trust Co769$223.8K0.03%00.0%Unchanged
Ausdal Financial Partners, Inc.765$222.7K0.03%−108−12.4%Reduced
Merit Financial Group, LLC764$222.3K0.01%+63+9.0%Added
Independent Advisor Alliance758$220.6K0.01%−78−9.3%Reduced
Hollencrest Capital Management756$220.0K0.02%00.0%Unchanged
Oppenheimer & Co Inc753$219.1K0.00%−104−12.1%Reduced
Choate Investment Advisors753$219.1K0.01%+22+3.0%Added
Signal Advisors Wealth, LLC749$218.0K0.08%+749New
New Capital Management LP741$215.7K0.07%00.0%Unchanged
Csenge Advisory Group740$215.4K0.01%+21+2.9%Added
Putnam Investments LLC739$215.1K0.00%00.0%Unchanged
Channel Wealth LLC736$214.2K0.10%−170−18.8%Reduced
DFPG Investments, LLC735$213.8K0.02%−155−17.4%Reduced
True North Advisors, LLC729$212.2K0.05%+2+0.3%Added
Acorn Creek Capital LLC729$212.1K0.09%+729New
Aaron Wealth Advisors718$209.0K0.03%−55−7.1%Reduced
Cornerstone Wealth Group, LLC716$208.4K0.03%00.0%Unchanged
Ci Investments Inc.712$207.0K0.00%+33+4.9%Added
Clifford Group, LLC710$206.7K0.19%−21−2.9%Reduced
Scientech Research LLC709$206.3K0.21%+709New
Aptus Capital Advisors, LLC705$205.2K0.01%−55−7.2%Reduced
Donaldson Capital Management, LLC701$204.1K0.01%−184−20.8%Reduced
Marathon Capital Management700$203.7K0.05%00.0%Unchanged
Moors & Cabot, Inc.693$201.7K0.01%+42+6.5%Added
Avantax Advisory Services, Inc.691$201.0K0.00%+17+2.5%Added
REAP Financial Group, LLC667$194.2K0.06%+667New
Dougherty Wealth Advisers LLC659$191.8K0.18%00.0%Unchanged
Manchester Capital Management LLC634$184.5K0.02%+20+3.3%Added
J.Safra Asset Management Corp618$179.8K0.03%00.0%Unchanged
Colonial Trust Advisors610$177.5K0.02%00.0%Unchanged
Global Wealth Management Investment Advisory, Inc.607$176.6K0.05%00.0%Unchanged
Ronald Blue Trust, Inc.543$176.0K0.00%+93+20.7%Added
Alta Advisers Ltd600$174.6K0.09%00.0%Unchanged
Fairfield Financial Advisors, LTD600$174.6K0.07%00.0%Unchanged
Plato Investment Management Ltd600$174.6K0.21%+600New
Massmutual Trust Co FSB574$167.0K0.01%−16−2.7%Reduced
Capital Analysts, LLC570$166.0K0.01%+1+0.2%Added
Carolina Wealth Advisors, LLC532$154.8K0.08%00.0%Unchanged
Prestige Wealth Management Group LLC526$153.1K0.03%−520−49.7%Reduced
Annis Gardner Whiting Capital Advisors, LLC522$151.9K0.07%−4−0.8%Reduced
Addison Advisors LLC500$145.5K0.06%00.0%Unchanged
Smithfield Trust Co498$144.0K0.01%00.0%Unchanged