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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 2023

Institutional positions in Aon plc as of Mar 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
1,014
−2 vs. Q4 2022
Shares held
176.8M
+1.64M (+0.9%) vs. Q4 2022
Total value
$55.7B
+$3.18B (+6.1%) vs. Q4 2022
New holders
77
341 more added
Sold out
79
403 more reduced

18 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 2023: 1,014 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 heldQ1 2023: $55.7B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q4 2022.

Institutions holding AON in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Altfest L J & Co Inc1,323$417.0K0.07%00.0%Unchanged
Newman Dignan & Sheerar, Inc.1,319$415.9K0.13%−47−3.4%Reduced
Ausdal Financial Partners, Inc.1,311$413.4K0.06%−16−1.2%Reduced
JFS Wealth Advisors, LLC1,307$412.1K0.04%−1−0.1%Reduced
Brookstone Capital Management1,243$410.0K0.01%+34+2.8%Added
Legacy Capital Group California, Inc.1,297$409.0K0.20%+1,297New
Graypoint LLC1,287$405.8K0.04%+209+19.4%Added
waypoint wealth counsel1,284$404.8K0.31%−187−12.7%Reduced
Greenspring Advisors, LLC1,278$402.9K0.09%−109−7.9%Reduced
Financial Advocates Investment Management1,273$401.4K0.03%−50−3.8%Reduced
Sandy Cove Advisors, LLC1,266$399.1K0.29%+71+5.9%Added
RDA Financial Network1,251$394.4K0.18%00.0%Unchanged
Americana Partners, LLC1,247$393.2K0.06%+15+1.2%Added
Legacy Capital Wealth Partners, LLC1,246$392.8K0.11%+367+41.8%Added
Intrust Bank NA1,230$387.8K0.05%+21+1.7%Added
First National Bank of Hutchinson1,220$384.7K0.31%+1+0.1%Added
HC Advisors, LLC1,199$378.0K0.23%+7+0.6%Added
Blueshift Asset Management, LLC1,185$373.6K0.16%−530−30.9%Reduced
SRB Corp1,180$372.0K0.02%+1,180New
Worldquant Millennium Advisors LLC1,178$371.0K0.01%−928−44.1%Reduced
Merit Financial Group, LLC1,175$370.5K0.01%+15+1.3%Added
Harbor Investment Advisory, LLC1,171$369.2K0.06%00.0%Unchanged
Norris Perne & French LLP1,170$368.9K0.03%−100−7.9%Reduced
Mattern Capital Management, LLC1,170$368.9K0.07%00.0%Unchanged
Edgestream Partners, L.P.1,167$367.9K0.04%−725−38.3%Reduced
Ontario Teachers Pension Plan Board1,148$362.0K0.00%−922−44.5%Reduced
Radnor Capital Management, LLC1,144$361.0K0.09%00.0%Unchanged
Forum Financial Management, LP1,144$360.7K0.01%+96+9.2%Added
Federated Hermes, Inc.1,142$360.1K0.00%−63−5.2%Reduced
Arcus Capital Partners, LLC1,140$359.3K0.12%00.0%Unchanged
BFSG, LLC1,138$359.0K0.07%−19−1.6%Reduced
O'Brien Greene & Co. Inc1,134$358.0K0.13%00.0%Unchanged
Annandale Capital, LLC1,123$354.0K0.11%00.0%Unchanged
Gladius Capital Management LP1,123$353.9K0.11%+81+7.8%Added
Weaver Consulting Group1,114$351.3K0.16%00.0%Unchanged
Bowen Hanes & Co Inc1,110$350.0K0.01%00.0%Unchanged
DFPG Investments, LLC1,099$346.5K0.04%−68−5.8%Reduced
Hancock Whitney Corp1,090$344.0K0.01%+200+22.5%Added
Ellevest, Inc.1,067$336.4K0.03%+78+7.9%Added
Hudock, Inc.1,063$335.4K0.08%00.0%Unchanged
Sage Mountain Advisors LLC1,060$334.2K0.05%+1,060New
Penserra Capital Management LLC1,060$333.0K0.01%00.0%Unchanged
Horizon Investments, LLC1,057$332.6K0.01%+126+13.5%Added
V Wealth Advisors LLC1,054$332.3K0.06%−43−3.9%Reduced
Heritage Wealth Advisors1,053$332.0K0.02%00.0%Unchanged
Qsemble Capital Management, LP1,050$331.1K0.22%+1,050New
Legacy Financial Advisors, Inc.1,049$330.8K0.07%+22+2.1%Added
Csenge Advisory Group1,043$328.8K0.02%−8−0.8%Reduced
Trust Co of Oklahoma1,036$326.6K0.13%−72−6.5%Reduced
We Are One Seven, LLC1,033$325.7K0.02%+201+24.2%Added
MPS Loria Financial Planners, LLC1,030$324.7K0.13%+18+1.8%Added
KMG Fiduciary Partners, LLC1,029$324.4K0.05%00.0%Unchanged
IHT Wealth Management, LLC1,022$322.4K0.02%−52−4.8%Reduced
J. W. Coons Advisors, LLC1,022$322.2K0.09%−50−4.7%Reduced
Abacus Planning Group, Inc.1,011$318.8K0.08%00.0%Unchanged
Sym Financial Corp1,000$315.3K0.07%00.0%Unchanged
Optimum Investment Advisors1,000$315.3K0.17%00.0%Unchanged
Paragon Capital Management Ltd1,000$315.3K0.07%00.0%Unchanged
Valley Brook Capital Group1,000$315.3K0.29%00.0%Unchanged
Smith Chas P & Associates Pa Cpas1,000$315.0K0.02%00.0%Unchanged
Welch & Forbes LLC992$312.8K0.01%00.0%Unchanged
Empowered Funds, LLC979$308.7K0.02%+979New
EverSource Wealth Advisors, LLC978$308.5K0.04%00.0%Unchanged
Kidder Stephen W975$307.4K0.11%00.0%Unchanged
Fukoku Mutual Life Insurance Co974$307.1K0.03%−296−23.3%Reduced
Brookfield Asset Management Inc.974$307.1K0.00%+974New
Smith, Moore & Co.967$304.9K0.04%00.0%Unchanged
Delta Investment Management, LLC964$303.9K0.09%−209−17.8%Reduced
Cornerstone Advisory, LLC962$303.3K0.05%+7+0.7%Added
Mayflower Financial Advisors, LLC962$303.3K0.04%+20+2.1%Added
Allstate Corp960$302.7K0.02%−7,378−88.5%Reduced
Deseret Mutual Benefit Administrators959$302.4K0.12%+330+52.5%Added
Atlas Capital Advisors LLC956$301.4K0.05%00.0%Unchanged
Fox Run Management, L.L.C.956$301.4K0.10%+956New
Jackson Hole Capital Partners, LLC953$300.5K0.08%+953New
HighTower Trust Services, LTA1,021$300.4K0.03%00.0%Unchanged
Park National Corp947$298.6K0.01%00.0%Unchanged
Proficio Capital Partners LLC940$296.5K0.05%+10+1.1%Added
Central Trust Co938$295.7K0.01%00.0%Unchanged
Essex Financial Services, Inc.936$295.1K0.03%−7−0.7%Reduced
Arete Wealth Advisors, LLC935$295.0K0.02%−6−0.6%Reduced
Pioneer Trust Bank N A919$289.8K0.09%00.0%Unchanged
Mainstay Capital Management LLC915$288.5K0.06%00.0%Unchanged
Gitterman Wealth Management, LLC911$287.2K0.14%+911New
Coastline Trust Co905$285.3K0.04%−30−3.2%Reduced
Old Mission Investment Co LLC905$285.3K0.11%00.0%Unchanged
CWA Asset Management Group, LLC903$284.7K0.02%−70−7.2%Reduced
Geller Advisors LLC903$284.7K0.04%+122+15.6%Added
Oppenheimer & Co Inc902$284.4K0.01%+153+20.4%Added
Westbourne Investment Advisors, Inc.900$284.0K0.14%00.0%Unchanged
LMCG Investments, LLC897$282.8K0.02%00.0%Unchanged
J.W. Cole Advisors, Inc.894$281.8K0.02%+74+9.0%Added
Retirement Planning Group886$279.5K0.03%00.0%Unchanged
Colony Group LLC873$275.0K0.00%−3,558−80.3%Reduced
TRUE Private Wealth Advisors868$273.8K0.04%00.0%Unchanged
NorthRock Partners, LLC865$272.8K0.03%−216−20.0%Reduced
Kohmann Bosshard Financial Services, LLC859$270.8K0.05%00.0%Unchanged
Center for Financial Planning, Inc.853$268.9K0.06%00.0%Unchanged
Hemenway Trust Co LLC850$268.0K0.03%00.0%Unchanged
Parallax Volatility Advisers, L.P.848$267.4K0.01%−5,797−87.2%Reduced