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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 2024

Institutional positions in Aon plc as of Mar 31, 2024. 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
1,086
+35 vs. Q4 2023
Shares held
172.0M
+784.0K (+0.5%) vs. Q4 2023
Total value
$57.4B
+$7.55B (+15.2%) vs. Q4 2023
New holders
133
358 more added
Sold out
98
415 more reduced

15 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2024: 1,086 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 2024: $57.4B
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 2024

Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q4 2023.

Institutions holding AON in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Capital Advisors, Ltd. LLC79$26.0K0.00%+20+33.9%Added
ZRC Wealth Management, LLC84$28.0K0.01%00.0%Unchanged
Sandy Spring Bank87$29.0K0.00%+87New
Louisbourg Investments Inc.93$31.0K0.01%+16+20.8%Added
SJS Investment Consulting Inc.94$31.4K0.01%+85+944.4%Added
Carolinas Wealth Consulting LLC99$33.0K0.01%+16+19.3%Added
Bell Investment Advisors, Inc99$33.0K0.01%−3−2.9%Reduced
Planning Capital Management Corp104$34.7K0.03%00.0%Unchanged
Frazier Financial Advisors, LLC106$35.4K0.03%00.0%Unchanged
Bruce G. Allen Investments, LLC110$36.7K0.03%−26−19.1%Reduced
Mascoma Wealth Management LLC111$37.0K0.01%−11−9.0%Reduced
Rise Advisors, LLC111$37.0K0.02%+111New
Cambridge Trust Co124$41.4K0.00%−108−46.6%Reduced
Sugarloaf Wealth Management, LLC136$45.4K0.01%00.0%Unchanged
Coston, McIsaac & Partners140$46.0K0.01%00.0%Unchanged
Boyd Watterson Asset Management LLC138$46.1K0.02%00.0%Unchanged
Grayhawk Investment Strategies Inc.142$47.4K0.04%00.0%Unchanged
Farmers & Merchants Investments Inc144$48.1K0.00%−2−1.4%Reduced
Eagle Bay Advisors LLC149$49.7K0.03%+27+22.1%Added
First United Bank Trust150$50.1K0.02%00.0%Unchanged
DAGCO, Inc.150$50.1K0.02%+150New
Hilltop National Bank154$51.4K0.02%+154New
Silicon Valley Capital Partners161$53.7K0.01%00.0%Unchanged
Johnson Financial Group, Inc.171$57.1K0.00%−164−49.0%Reduced
Orion Capital Management LLC176$58.7K0.03%00.0%Unchanged
New Covenant Trust Company, N.A.178$59.4K0.06%+178New
AdvisorNet Financial, Inc179$59.7K0.01%+19+11.9%Added
DSM Capital Partners LLC181$60.4K0.00%−12,584−98.6%Reduced
Hollencrest Capital Management185$61.7K0.00%−571−75.5%Reduced
Rosenberg Matthew Hamilton201$66.2K0.02%00.0%Unchanged
Harbour Investments, Inc.202$67.4K0.00%−56−21.7%Reduced
Towarzystwo Funduszy Inwestycyjnych Pzu SA205$68.4K0.03%+60+41.4%Added
Oakworth Capital, Inc.215$71.7K0.01%−1−0.5%Reduced
Global Financial Private Client, LLC222$73.2K0.03%00.0%Unchanged
Cassady Schiller Wealth Management, LLC275$91.8K0.04%00.0%Unchanged
Versant Capital Management, Inc293$97.8K0.03%−9−3.0%Reduced
Proequities, Inc.298$99.4K0.01%−2−0.7%Reduced
Washington Trust Co300$100.1K0.00%00.0%Unchanged
Geneos Wealth Management Inc.304$101.5K0.00%00.0%Unchanged
Jackson Square Partners, LLC314$104.8K0.00%+152+93.8%Added
First Horizon Advisors, Inc.316$105.5K0.00%−11−3.4%Reduced
CVA Family Office, LLC326$108.8K0.02%−8−2.4%Reduced
Grove Bank & Trust330$110.1K0.02%+38+13.0%Added
Magellan Asset Management Ltd335$111.8K0.00%−87−20.6%Reduced
Thurston, Springer, Miller, Herd & Titak, Inc.344$115.0K0.05%+344New
Arlington Trust Co LLC348$116.1K0.03%−78−18.3%Reduced
American National Bank348$116.1K0.02%−33−8.7%Reduced
Horizon Bancorp Inc365$122.0K0.06%−25−6.4%Reduced
Hexagon Capital Partners LLC371$123.8K0.03%−29−7.2%Reduced
LRI Investments, LLC374$124.8K0.03%+374New
Smartleaf Asset Management LLC385$128.5K0.02%+238+161.9%Added
NBC Securities, Inc.397$132.0K0.01%−53−11.8%Reduced
nVerses Capital, LLC400$133.5K0.32%+400New
Trust Co of Vermont403$134.5K0.01%00.0%Unchanged
GAMMA Investing LLC410$136.8K0.03%+41+11.1%Added
Salem Investment Counselors Inc416$138.8K0.00%+19+4.8%Added
Spire Wealth Management419$139.8K0.00%+4+1.0%Added
Icon Wealth Advisors, LLC424$141.5K0.01%−1,026−70.8%Reduced
West Paces Advisors Inc.426$142.2K0.04%00.0%Unchanged
Massmutual Trust Co FSB480$160.2K0.00%−94−16.4%Reduced
Financial Freedom, LLC492$164.1K0.10%00.0%Unchanged
Addison Advisors LLC500$166.9K0.06%00.0%Unchanged
IFP Advisors, Inc502$167.5K0.01%+57+12.8%Added
Nelson, Van Denburg & Campbell Wealth Management Group, LLC524$174.9K0.01%+524New
Smithfield Trust Co532$177.0K0.01%+34+6.8%Added
Carolina Wealth Advisors, LLC532$177.5K0.10%00.0%Unchanged
Prestige Wealth Management Group LLC532$177.5K0.04%+6+1.1%Added
Ronald Blue Trust, Inc.546$182.1K0.00%+3+0.6%Added
Annis Gardner Whiting Capital Advisors, LLC553$184.5K0.07%+31+5.9%Added
Capital Analysts, LLC570$190.0K0.01%00.0%Unchanged
Clear Street Markets LLC600$200.0K0.09%+599+59,900.0%Added
Alta Advisers Ltd600$200.2K0.10%00.0%Unchanged
Northeast Financial Consultants Inc600$200.2K0.01%+600New
Meridian Wealth Advisors, LLC600$200.2K0.04%+600New
KCM Investment Advisors LLC605$201.9K0.01%+605New
Global Wealth Management Investment Advisory, Inc.607$202.6K0.05%00.0%Unchanged
McDonald Partners LLC608$202.9K0.06%+608New
Kolinsky Wealth Management, LLC608$202.9K0.16%+608New
FSM Wealth Advisors, LLC610$203.7K0.07%+610New
J.Safra Asset Management Corp618$206.2K0.02%00.0%Unchanged
Kidder Stephen W625$208.6K0.07%−350−35.9%Reduced
Waddell & Associates, LLC629$209.9K0.03%+629New
Verus Capital Partners, LLC630$210.2K0.02%+630New
AlTi Global, Inc.634$211.6K0.01%+634New
Manchester Capital Management LLC634$211.6K0.03%00.0%Unchanged
Watts Gwilliam & Co., LLC735$211.6K0.07%+735New
Ontario Teachers Pension Plan Board636$212.2K0.00%−3,920−86.0%Reduced
Colonial Trust Advisors641$213.9K0.02%+31+5.1%Added
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management642$214.2K0.01%+642New
RSM US Wealth Management LLC647$216.0K0.01%+647New
REAP Financial Group, LLC649$216.7K0.06%−18−2.7%Reduced
Paradigm Asset Management Co LLC650$216.9K0.06%−250−27.8%Reduced
Brighton Jones LLC651$217.2K0.01%+651New
Mill Creek Capital Advisors, LLC657$219.3K0.01%+657New
Essex LLC658$219.6K0.05%−420−39.0%Reduced
Dougherty Wealth Advisers LLC659$219.9K0.19%00.0%Unchanged
Acorn Creek Capital LLC660$220.2K0.14%−69−9.5%Reduced
Aaron Wealth Advisors660$220.3K0.03%−58−8.1%Reduced
Gilbert & Cook, Inc.660$220.3K0.03%+660New
Donaldson Capital Management, LLC663$221.3K0.01%−38−5.4%Reduced