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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 2024

Institutional positions in Aon plc as of Dec 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
1,196
+61 vs. Q3 2024
Shares held
192.5M
+2.06M (+1.1%) vs. Q3 2024
Total value
$69.1B
+$3.12B (+4.7%) vs. Q3 2024
New holders
143
418 more added
Sold out
82
408 more reduced

14 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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 2024: 1,196 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 2024: $69.1B
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 2024

Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q3 2024.

Institutions holding AON in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Addison Advisors LLC500$179.6K0.05%00.0%Unchanged
Smithfield Trust Co498$177.0K0.01%00.0%Unchanged
Financial Freedom, LLC492$176.6K0.09%00.0%Unchanged
Capital Analysts, LLC479$172.0K0.01%00.0%Unchanged
LRI Investments, LLC472$169.4K0.02%+10+2.2%Added
Thurston, Springer, Miller, Herd & Titak, Inc.431$154.8K0.03%+102+31.0%Added
Geneos Wealth Management Inc.430$154.4K0.01%+3+0.7%Added
Spire Wealth Management425$152.7K0.00%+14+3.4%Added
Icon Wealth Advisors, LLC423$152.0K0.01%00.0%Unchanged
Manchester Capital Management LLC419$150.5K0.02%00.0%Unchanged
Salem Investment Counselors Inc416$149.4K0.00%00.0%Unchanged
CVA Family Office, LLC403$144.7K0.02%+30+8.0%Added
Oakworth Capital, Inc.402$144.4K0.01%00.0%Unchanged
Transamerica Financial Advisors, Inc.378$136.0K0.01%+378New
Catalyst Capital Advisors LLC363$130.4K0.00%+135+59.2%Added
Caitong International Asset Management Co., Ltd362$130.0K0.13%+362New
Hexagon Capital Partners LLC351$126.1K0.02%+4+1.2%Added
S&T Bank336$120.7K0.04%+336New
IFP Advisors, Inc303$108.7K0.00%−103−25.4%Reduced
Washington Trust Co300$107.7K0.00%00.0%Unchanged
Headlands Technologies LLC299$107.4K0.01%−1,703−85.1%Reduced
Horizon Bancorp Inc290$104.0K0.05%−25−7.9%Reduced
Cassady Schiller Wealth Management, LLC283$101.6K0.04%+8+2.9%Added
Harbor Investment Advisory, LLC281$100.9K0.01%00.0%Unchanged
Versant Capital Management, Inc275$98.8K0.02%+88+47.1%Added
Trust Co of Vermont270$97.0K0.00%−168−38.4%Reduced
Golden State Wealth Management, LLC268$96.3K0.01%+268New
Matrix Trust Co266$96.0K0.02%+225+548.8%Added
Ameriflex Group, Inc.250$92.7K0.04%+250New
Nelson, Van Denburg & Campbell Wealth Management Group, LLC253$91.1K0.00%−67−20.9%Reduced
Hemington Wealth Management251$90.0K0.02%+16+6.8%Added
Arrowpoint Investment Partners (Singapore) Pte. Ltd.230$82.6K0.05%+230New
Global Financial Private Client, LLC224$80.5K0.03%+2+0.9%Added
ORG Partners LLC219$78.7K0.01%+2+0.9%Added
Proequities, Inc.206$75.7K0.00%−13−5.9%Reduced
Towarzystwo Funduszy Inwestycyjnych Pzu SA205$73.6K0.02%00.0%Unchanged
Optiver Holding B.V.204$73.3K0.00%−144−41.4%Reduced
Arlington Trust Co LLC200$71.8K0.02%00.0%Unchanged
Lavaca Capital LLC200$71.8K0.03%+200New
Rosenberg Matthew Hamilton199$71.5K0.02%−2−1.0%Reduced
Hollencrest Capital Management185$66.4K0.00%00.0%Unchanged
Orion Capital Management LLC176$63.2K0.03%+176New
Bruce G. Allen Investments, LLC175$62.9K0.05%+5+2.9%Added
Grove Bank & Trust167$60.0K0.01%+66+65.3%Added
AdvisorNet Financial, Inc166$59.6K0.00%−28−14.4%Reduced
Harbour Investments, Inc.165$59.3K0.00%+5+3.1%Added
Silicon Valley Capital Partners162$58.1K0.01%00.0%Unchanged
Nemes Rush Group LLC154$55.4K0.01%+154New
First United Bank Trust150$53.9K0.02%00.0%Unchanged
Farmers & Merchants Investments Inc144$51.7K0.00%00.0%Unchanged
Grayhawk Investment Strategies Inc.142$51.0K0.10%00.0%Unchanged
Coston, McIsaac & Partners140$50.0K0.01%00.0%Unchanged
Boyd Watterson Asset Management LLC138$49.6K0.01%00.0%Unchanged
Sugarloaf Wealth Management, LLC136$48.8K0.01%00.0%Unchanged
Cary Street Partner Investment Advisory LLC133$47.8K0.03%−9,272−98.6%Reduced
Bayforest Capital Ltd130$46.7K0.06%+130New
Prestige Wealth Management Group LLC126$45.3K0.01%00.0%Unchanged
Exchange Traded Concepts, LLC125$44.9K0.00%−84−40.2%Reduced
Carolinas Wealth Consulting LLC120$43.1K0.01%+14+13.2%Added
R Squared Ltd120$43.1K0.04%+120New
Rise Advisors, LLC112$40.1K0.02%+1+0.9%Added
Mascoma Wealth Management LLC111$39.9K0.01%00.0%Unchanged
Eagle Bay Advisors LLC110$39.5K0.02%−7−6.0%Reduced
Chilton Capital Management LLC110$39.5K0.00%+81+279.3%Added
Kestra Investment Management, LLC110$39.3K0.00%+110New
Centricity Wealth Management, LLC108$38.8K0.04%+108New
GW&K Investment Management, LLC105$38.0K0.00%+6+6.1%Added
Frazier Financial Advisors, LLC106$37.9K0.03%00.0%Unchanged
Bell Investment Advisors, Inc104$37.4K0.01%00.0%Unchanged
Covestor Ltd102$37.0K0.02%+21+25.9%Added
ZRC Wealth Management, LLC102$36.6K0.02%+18+21.4%Added
Medallion Wealth Advisors, LLC100$35.9K0.02%+100New
Millstone Evans Group, LLC90$32.3K0.02%+90New
Sandy Spring Bank87$31.2K0.00%00.0%Unchanged
Richardson Financial Services Inc.85$30.4K0.02%+81+2,025.0%Added
Capital Advisors, Ltd. LLC83$30.0K0.00%+11+15.3%Added
Endeavor Private Wealth, Inc.82$29.5K0.03%+82New
Raleigh Capital Management Inc.80$28.7K0.01%+3+3.9%Added
Anchor Investment Management, LLC80$28.7K0.00%−21−20.8%Reduced
SOA Wealth Advisors, LLC.70$25.1K0.00%00.0%Unchanged
Union Savings Bank69$24.8K0.01%00.0%Unchanged
Washington Trust Advisors, Inc.59$21.2K0.00%−28−32.2%Reduced
Asset Planning,Inc58$20.9K0.02%+58New
Pinnacle Bancorp, Inc.58$20.8K0.01%−5−7.9%Reduced
St Germain D J Co Inc57$20.5K0.00%00.0%Unchanged
Park Square Financial Group, LLC57$20.5K0.01%+57New
HHM Wealth Advisors, LLC53$19.0K0.00%+8+17.8%Added
Meeder Asset Management Inc53$19.0K0.00%−4−7.0%Reduced
Sit Investment Associates Inc54$19.0K0.00%00.0%Unchanged
Ritter Daniher Financial Advisory LLC52$18.7K0.01%00.0%Unchanged
Oarsman Capital, Inc.50$18.0K0.00%00.0%Unchanged
Albion Financial Group47$16.9K0.00%+16+51.6%Added
Atala Financial Inc47$16.9K0.01%+47New
Tortoise Investment Management, LLC46$16.5K0.00%−9−16.4%Reduced
Aspect Partners, LLC45$16.2K0.01%−1−2.2%Reduced
Bank of New Hampshire45$16.2K0.00%00.0%Unchanged
Lummis Asset Management, LP43$15.4K0.02%00.0%Unchanged
Financial Management Professionals, Inc.43$15.4K0.00%+6+16.2%Added
McIlrath & Eck, LLC42$15.1K0.00%00.0%Unchanged
Valley National Advisers Inc42$15.0K0.00%00.0%Unchanged