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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
Financial Freedom, LLC492$143.1K0.09%00.0%Unchanged
NBC Securities, Inc.450$130.0K0.01%−10−2.2%Reduced
IFP Advisors, Inc445$129.5K0.01%−371−45.5%Reduced
Point72 Europe (London) LLP445$129.5K0.02%+445New
Spire Wealth Management415$129.3K0.00%−118−22.1%Reduced
Arlington Trust Co LLC426$124.0K0.03%−8,988−95.5%Reduced
West Paces Advisors Inc.426$124.0K0.03%+45+11.8%Added
West Tower Group, LLC423$123.1K0.25%+152+56.1%Added
Magellan Asset Management Ltd422$122.8K0.00%00.0%Unchanged
Morton Brown Family Wealth, LLC408$118.7K0.05%+408New
Trust Co of Vermont403$117.3K0.01%−6−1.5%Reduced
Hexagon Capital Partners LLC400$116.4K0.03%+57+16.6%Added
Salem Investment Counselors Inc397$115.5K0.00%00.0%Unchanged
Bank of New Hampshire394$114.7K0.03%00.0%Unchanged
Horizon Bancorp Inc390$114.0K0.06%00.0%Unchanged
American National Bank381$110.9K0.02%−35−8.4%Reduced
GAMMA Investing LLC369$110.1K0.03%+369New
Farther Finance Advisors, LLC362$105.4K0.01%+179+97.8%Added
Quarry LP339$98.7K0.05%+339New
Johnson Financial Group, Inc.335$97.5K0.01%+113+50.9%Added
CVA Family Office, LLC334$97.2K0.02%+334New
One River Asset Management, LLC327$95.2K0.03%+327New
First Horizon Advisors, Inc.327$95.2K0.00%−33−9.2%Reduced
Geneos Wealth Management Inc.304$88.5K0.00%−37−10.9%Reduced
Versant Capital Management, Inc302$87.9K0.03%+4+1.3%Added
Washington Trust Co300$87.3K0.00%−39−11.5%Reduced
Proequities, Inc.300$87.2K0.01%−460−60.5%Reduced
Grove Bank & Trust292$85.0K0.02%−13−4.3%Reduced
Cassady Schiller Wealth Management, LLC275$80.0K0.04%00.0%Unchanged
Harbour Investments, Inc.258$75.1K0.00%+12+4.9%Added
Headlands Technologies LLC238$69.3K0.02%+117+96.7%Added
Cambridge Trust Co232$67.5K0.00%00.0%Unchanged
TD Waterhouse Canada Inc.209$66.1K0.00%−4−1.9%Reduced
Global Financial Private Client, LLC222$64.6K0.03%00.0%Unchanged
ORG Partners LLC218$63.4K0.01%00.0%Unchanged
Oakworth Capital, Inc.216$62.9K0.01%−14−6.1%Reduced
Rosenberg Matthew Hamilton201$58.5K0.02%+13+6.9%Added
Resurgent Financial Advisors LLC193$56.2K0.03%+1+0.5%Added
Neo Ivy Capital Management183$53.0K0.12%−1,297−87.6%Reduced
State of Wyoming179$52.1K0.01%+90+101.1%Added
Orion Capital Management LLC176$51.2K0.03%00.0%Unchanged
Exchange Traded Concepts, LLC168$48.9K0.00%−5,552−97.1%Reduced
Jackson Square Partners, LLC162$47.1K0.00%−90−35.7%Reduced
Silicon Valley Capital Partners161$46.7K0.01%+1+0.6%Added
AdvisorNet Financial, Inc160$46.6K0.00%+2+1.3%Added
First United Bank Trust150$43.7K0.02%+150New
Turtle Creek Wealth Advisors, LLC149$43.4K0.01%+149New
Farmers & Merchants Investments Inc146$42.5K0.00%−1−0.7%Reduced
Towarzystwo Funduszy Inwestycyjnych Pzu SA145$42.2K0.02%+145New
Grayhawk Investment Strategies Inc.142$41.3K0.02%00.0%Unchanged
Boyd Watterson Asset Management LLC138$40.2K0.02%00.0%Unchanged
Coston, McIsaac & Partners140$40.0K0.01%00.0%Unchanged
Smartleaf Asset Management LLC147$39.6K0.01%+147New
Sugarloaf Wealth Management, LLC136$39.6K0.01%00.0%Unchanged
Bruce G. Allen Investments, LLC136$39.6K0.04%+136New
Mascoma Wealth Management LLC122$35.5K0.01%−54−30.7%Reduced
Eagle Bay Advisors LLC122$35.5K0.02%−12−9.0%Reduced
Core Alternative Capital116$33.8K0.01%−87−42.9%Reduced
Baystate Wealth Management LLC108$31.6K0.00%00.0%Unchanged
Frazier Financial Advisors, LLC106$30.8K0.03%+106New
Planning Capital Management Corp104$30.3K0.02%+104New
Bell Investment Advisors, Inc102$29.7K0.01%−13−11.3%Reduced
Canada Pension Plan Investment Board101$29.4K0.00%00.0%Unchanged
ZRC Wealth Management, LLC84$27.2K0.02%00.0%Unchanged
Loomis Sayles & Co L P88$26.0K0.00%+5+6.0%Added
Kayne Anderson Rudnick Investment Management LLC86$25.3K0.00%+77+855.6%Added
BKM Wealth Management, LLC85$24.7K0.01%+85New
Carolinas Wealth Consulting LLC83$24.2K0.01%00.0%Unchanged
Altshuler Shaham Ltd80$23.3K0.00%+80New
GW&K Investment Management, LLC78$23.0K0.00%00.0%Unchanged
Covestor Ltd78$23.0K0.02%+1+1.3%Added
Louisbourg Investments Inc.77$22.4K0.01%+77New
SOA Wealth Advisors, LLC.74$21.5K0.00%00.0%Unchanged
LM Advisors LLC73$21.3K0.00%+73New
RFP Financial Group LLC73$21.2K0.01%00.0%Unchanged
Valley National Advisers Inc75$21.0K0.00%+35+87.5%Added
Mendota Financial Group, LLC70$20.4K0.02%−30−30.0%Reduced
Ritter Daniher Financial Advisory LLC70$20.4K0.01%00.0%Unchanged
O'Dell Group, LLC67$19.5K0.01%+67New
Jones Financial Companies LLLP64$18.6K0.00%+28+77.8%Added
Union Savings Bank64$18.6K0.01%00.0%Unchanged
Baldwin Brothers Inc61$17.8K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC59$17.0K0.00%−6−9.2%Reduced
St Germain D J Co Inc57$16.6K0.00%+57New
Sit Investment Associates Inc54$16.0K0.00%00.0%Unchanged
Sachetta, LLC53$15.4K0.01%+53New
Clean Yield Group51$14.8K0.01%00.0%Unchanged
Pinnacle Bancorp, Inc.51$14.8K0.00%+18+54.5%Added
Financial Management Professionals, Inc.47$14.0K0.00%00.0%Unchanged
Accent Capital Management, LLC48$14.0K0.01%+48New
Aspect Partners, LLC45$13.1K0.01%+45New
Cranbrook Wealth Management, LLC43$12.5K0.00%00.0%Unchanged
Tortoise Investment Management, LLC43$12.5K0.00%00.0%Unchanged
JJJ Advisors Inc.43$12.5K0.00%+1+2.4%Added
McIlrath & Eck, LLC42$12.2K0.00%00.0%Unchanged
Harbor Investment Advisory, LLC41$11.9K0.00%00.0%Unchanged
Rakuten Securities, Inc.38$11.1K0.01%+38New
GPS Wealth Strategies Group, LLC37$10.9K0.00%−200−84.4%Reduced
Abound Wealth Management36$10.5K0.00%−3−7.7%Reduced
Quent Capital, LLC36$10.5K0.00%+10+38.5%Added