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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
Beverly Hills Private Wealth, LLC2,526$907.2K0.18%−539−17.6%Reduced
Harbor Advisors LLC2,500$897.9K0.14%00.0%Unchanged
Pensionmark Financial Group, LLC2,491$894.6K0.02%+1,695+212.9%Added
Kentucky Retirement Systems Insurance Trust Fund10,661$894.0K0.16%+4,229+65.7%Added
Old National Bancorp2,476$889.3K0.02%+153+6.6%Added
Covenant Partners, LLC2,454$881.4K0.27%00.0%Unchanged
Moneta Group Investment Advisors LLC2,430$872.6K0.01%−23−0.9%Reduced
Aviso Financial Inc.2,427$871.7K0.04%−9−0.4%Reduced
Oppenheimer & Co Inc2,416$867.7K0.01%+1,600+196.1%Added
Jane Street Group, LLC2,383$855.9K0.00%−63,500−96.4%Reduced
Bangor Savings Bank2,383$855.9K0.08%00.0%Unchanged
LeClair Wealth Partners LLC2,380$854.8K0.57%+2,380New
Trust Asset Management LLC2,350$844.0K0.07%00.0%Unchanged
V-Square Quantitative Management LLC2,338$839.7K0.12%+31+1.3%Added
Raiffeisen Bank International AG2,339$837.3K0.01%+2,339New
Painted Porch Advisors LLC2,325$835.0K0.41%−72−3.0%Reduced
Gibbs Wealth Management2,315$831.5K0.23%+284+14.0%Added
SageView Advisory Group, LLC2,305$827.7K0.04%−3,859−62.6%Reduced
Miracle Mile Advisors, LLC2,299$825.7K0.02%−62−2.6%Reduced
Quadrant Capital Group LLC2,287$821.4K0.06%+18+0.8%Added
Global Retirement Partners, LLC2,266$813.9K0.02%+397+21.2%Added
D.A. Davidson & Co.2,228$800.2K0.01%−143−6.0%Reduced
Parallel Advisors, LLC2,222$798.2K0.02%+68+3.2%Added
Joel Isaacson & Co., LLC2,220$797.3K0.04%00.0%Unchanged
Prairie Sky Financial Group LLC2,172$780.1K0.48%−113−4.9%Reduced
Allworth Financial LP2,120$778.8K0.00%+4+0.2%Added
Founders Financial Alliance, LLC2,162$776.6K0.21%+6+0.3%Added
Valeo Financial Advisors, LLC2,162$776.4K0.02%−39−1.8%Reduced
Hills Bank & Trust Co2,153$773.3K0.06%−5−0.2%Reduced
Fidelis Capital Partners, LLC2,044$766.1K0.08%+13+0.6%Added
Alliance Wealth Advisors, LLC2,130$765.0K0.20%−30−1.4%Reduced
Jump Financial, LLC2,127$763.9K0.02%+162+8.2%Added
Act Two Investors LLC2,121$761.8K0.15%00.0%Unchanged
Lake Street Advisors Group, LLC2,110$758.0K0.03%+50+2.4%Added
Gryphon Financial Partners LLC2,105$755.9K0.11%−9−0.4%Reduced
DRW Securities, LLC2,100$754.2K0.05%+2,100New
Generali Asset Management SPA SGR2,100$754.2K0.02%+2,100New
Apollon Wealth Management, LLC2,077$746.1K0.02%+147+7.6%Added
Chicago Trust Co NA2,059$739.5K0.13%00.0%Unchanged
Checchi Capital Advisers, LLC2,054$737.7K0.06%−3−0.1%Reduced
Sound View Wealth Advisors Group, LLC2,047$735.2K0.06%+68+3.4%Added
Ridgewood Investments LLC2,041$733.0K0.35%00.0%Unchanged
Gitterman Wealth Management, LLC2,035$731.0K0.31%+1,413+227.2%Added
Americana Partners, LLC2,029$728.7K0.03%−21−1.0%Reduced
Connable Office Inc2,028$728.4K0.08%−1,330−39.6%Reduced
Townsend & Associates, Inc1,974$726.6K0.07%−39−1.9%Reduced
Criterion Capital Advisors, LLC2,462$722.7K0.46%00.0%Unchanged
Sentry Investment Management LLC2,008$721.0K0.34%−140−6.5%Reduced
Cigna Investments Inc2,004$720.0K0.13%−18−0.9%Reduced
Thompson Investment Management, Inc.2,000$718.3K0.10%00.0%Unchanged
Mitsubishi UFJ Asset Management (UK) Ltd.2,000$718.0K0.32%00.0%Unchanged
Saturna Capital CORP1,989$714.4K0.01%00.0%Unchanged
Blue Chip Partners, Inc.1,986$713.3K0.06%−1−0.1%Reduced
CWA Asset Management Group, LLC1,934$694.6K0.04%+84+4.5%Added
Morningstar Investment Management LLC1,933$694.0K0.05%00.0%Unchanged
Y-Intercept (Hong Kong) Ltd1,927$692.1K0.05%−351−15.4%Reduced
Chicago Capital, LLC1,925$691.4K0.02%00.0%Unchanged
Pitcairn Co1,921$689.9K0.04%−197−9.3%Reduced
Fifth Third Wealth Advisors LLC1,914$687.5K0.04%+188+10.9%Added
Lountzis Asset Management, LLC1,900$682.4K0.29%00.0%Unchanged
Rede Wealth, LLC1,898$681.7K0.26%00.0%Unchanged
Ballentine Partners, LLC1,898$681.7K0.01%+86+4.7%Added
Plante Moran Financial Advisors, LLC1,895$680.6K0.06%00.0%Unchanged
West Paces Advisors Inc.1,885$677.0K0.17%−500−21.0%Reduced
Barrett & Company, Inc.1,843$661.9K0.28%00.0%Unchanged
Capital Investment Advisors, LLC1,825$655.6K0.01%+28+1.6%Added
Umb Bank N A1,820$653.7K0.01%+191+11.7%Added
Hancock Whitney Corp1,819$653.3K0.02%+933+105.3%Added
Wedmont Private Capital1,867$652.5K0.03%+133+7.7%Added
Perigon Wealth Management, LLC1,772$652.3K0.02%+52+3.0%Added
Atomi Financial Group, Inc.1,816$652.2K0.03%+550+43.4%Added
Steward Partners Investment Advisory, LLC1,807$649.0K0.01%+408+29.2%Added
SkyView Investment Advisors, LLC1,797$645.0K0.10%−1,024−36.3%Reduced
Whittier Trust Co of Nevada Inc1,784$640.7K0.02%−17−0.9%Reduced
Wealthedge Investment Advisors, LLC1,777$638.3K0.29%+1,777New
Ritholtz Wealth Management1,768$634.8K0.02%+3+0.2%Added
Vestor Capital, LLC1,764$634.0K0.05%−1,631−48.0%Reduced
Portside Wealth Group, LLC1,753$629.6K0.10%−29−1.6%Reduced
Evelyn Partners Investment Management LLP1,750$628.5K0.02%+1,750New
Yarbrough Capital, LLC1,746$627.1K0.02%00.0%Unchanged
Altfest L J & Co Inc1,726$619.9K0.08%−10−0.6%Reduced
Hudock, Inc.1,721$618.4K0.11%00.0%Unchanged
Evernest Financial Advisors, LLC1,712$614.9K0.16%+7+0.4%Added
Lester Murray Antman dba SimplyRich1,711$614.0K0.18%00.0%Unchanged
Martin Investment Management, LLC1,690$607.0K0.17%−77−4.4%Reduced
Northern Capital Management, Inc.1,688$606.3K0.37%00.0%Unchanged
AustralianSuper Pty Ltd1,673$600.9K0.00%00.0%Unchanged
Kinneret Advisory, LLC1,660$596.2K0.06%−77−4.4%Reduced
Sunflower Bank, N.A.1,644$590.5K0.16%+4+0.2%Added
Crane Advisory, LLC1,657$586.5K0.10%−30−1.8%Reduced
First Business Financial Services, Inc.1,632$586.1K0.06%00.0%Unchanged
Conning Inc.1,616$580.4K0.02%−20−1.2%Reduced
Skopos Labs, Inc.1,612$578.6K0.17%+20+1.3%Added
Prime Capital Investment Advisors, LLC1,608$577.6K0.01%+34+2.2%Added
Sage Mountain Advisors LLC1,602$575.4K0.04%−321−16.7%Reduced
Hamilton Capital Partners Inc.1,600$574.7K0.04%+450+39.1%Added
GTS Securities LLC1,592$571.8K0.03%−773−32.7%Reduced
KFG Wealth Management, LLC1,590$571.1K0.11%00.0%Unchanged
Birch Financial Group, LLC1,588$570.3K0.64%+1,588New
Caisse de Depot Et Placement du Quebec1,585$569.3K0.00%+800+101.9%Added