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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
1,087
+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
Moneta Group Investment Advisors LLC2,509$837.2K0.01%+70+2.9%Added
Connecticut Wealth Management, LLC2,512$838.3K0.04%−85−3.3%Reduced
Credential Qtrade Securities Inc.2,518$840.3K0.05%−15,763−86.2%Reduced
AlphaStar Capital Management, LLC2,526$843.0K0.09%+2,526New
D.A. Davidson & Co.2,536$846.3K0.01%−48−1.9%Reduced
CAPROCK Group, Inc.2,600$867.9K0.05%−87−3.2%Reduced
Grassi Investment Management2,600$868.0K0.08%−400−13.3%Reduced
Old National Bancorp2,605$869.3K0.02%−302−10.4%Reduced
Tyler-Stone Wealth Management2,619$874.0K0.39%00.0%Unchanged
Dynamic Advisor Solutions LLC2,655$885.9K0.03%+103+4.0%Added
SRN Advisors, LLC2,688$897.0K0.70%+128+5.0%Added
Alera Investment Advisors, LLC2,692$898.4K0.12%+25+0.9%Added
Wolverine Trading, LLC2,705$902.7K0.01%−320−10.6%Reduced
PEAK6 Investments LLC2,707$903.3K0.04%+2,705+135,250.0%Added
Edgestream Partners, L.P.2,714$905.7K0.05%+2,714New
McAdam, LLC2,732$911.7K0.06%−38−1.4%Reduced
SkyView Investment Advisors, LLC2,736$913.0K0.17%+2,736New
Auxier Asset Management2,742$915.1K0.14%00.0%Unchanged
Heritage Wealth Management, LLC2,753$918.7K0.47%+17+0.6%Added
Altfest L J & Co Inc2,796$933.0K0.14%+1,473+111.3%Added
Armor Investment Advisors, LLC2,800$934.5K0.45%+5+0.2%Added
FourThought Financial Partners, LLC2,807$936.6K0.11%+528+23.2%Added
Lecap Asset Management Ltd2,828$943.8K0.20%−2,409−46.0%Reduced
PFW Advisors LLC2,861$954.8K0.29%−8−0.3%Reduced
Park Avenue Securities LLC2,868$957.0K0.01%+25+0.9%Added
SpiderRock Advisors, LLC2,993$957.1K0.03%+2,993New
Wedbush Securities Inc2,887$964.0K0.04%+1,338+86.4%Added
Boothbay Fund Management, LLC2,891$964.8K0.03%−1,988−40.7%Reduced
Redwood Wealth Management Group, LLC2,900$967.8K1.03%00.0%Unchanged
Empowered Funds, LLC2,915$972.8K0.02%+432+17.4%Added
Marshall Financial Group LLC2,920$974.5K0.28%+286+10.9%Added
King Luther Capital Management Corp2,939$980.8K0.00%00.0%Unchanged
Gladius Capital Management LP2,974$992.5K0.98%+1,843+163.0%Added
Mather Group, LLC.3,413$993.3K0.02%−228−6.3%Reduced
HB Wealth Management, LLC2,985$996.2K0.01%+439+17.2%Added
Tiaa Trust, National Association2,986$996.5K0.00%−22−0.7%Reduced
Dorsey & Whitney Trust CO LLC3,004$1.00M0.07%+51+1.7%Added
Meeder Advisory Services, Inc.3,007$1.00M0.10%−19−0.6%Reduced
Websterrogers Financial Advisors, LLC3,018$1.01M0.36%00.0%Unchanged
Ameritas Investment Partners, Inc.3,022$1.01M0.03%−57−1.9%Reduced
Sendero Wealth Management, LLC3,057$1.02M0.18%+173+6.0%Added
Profund Advisors LLC3,081$1.03M0.04%+383+14.2%Added
Horizon Investments, LLC3,095$1.03M0.03%−15−0.5%Reduced
Fidelis Capital Partners, LLC3,104$1.04M0.16%+1,240+66.5%Added
Legacy Wealth Asset Management, LLC3,115$1.04M0.29%+42+1.4%Added
Marble Harbor Investment Counsel, LLC3,125$1.04M0.12%00.0%Unchanged
HighPoint Advisor Group LLC3,655$1.05M0.07%−38−1.0%Reduced
Lido Advisors, LLC3,192$1.07M0.01%−157−4.7%Reduced
Duncker Streett & Co Inc3,289$1.10M0.22%+252+8.3%Added
Raymond James Trust N.A.3,335$1.11M0.03%+73+2.2%Added
Capstone Investment Advisors, LLC3,339$1.11M0.02%+310+10.2%Added
Private Trust Co NA3,340$1.11M0.12%−34−1.0%Reduced
Vestor Capital, LLC3,395$1.13M0.10%+257+8.2%Added
LGT Group Foundation3,400$1.13M0.03%−25−0.7%Reduced
ABN AMRO Bank N.V.3,402$1.14M0.02%00.0%Unchanged
Venturi Wealth Management, LLC3,416$1.14M0.07%+545+19.0%Added
DoubleLine ETF Adviser LP3,418$1.14M0.29%+62+1.8%Added
Zions Bancorporation, N.A.3,439$1.15M0.08%+881+34.4%Added
Meiji Yasuda Asset Management Co Ltd.3,443$1.15M0.05%−2,988−46.5%Reduced
Sumitomo Life Insurance Co3,448$1.15M0.03%−151−4.2%Reduced
Waldron Private Wealth LLC3,457$1.15M0.05%+482+16.2%Added
Cubic Asset Management, LLC3,492$1.17M0.28%−115−3.2%Reduced
Syon Capital LLC3,511$1.17M0.11%+109+3.2%Added
Symmetry Partners, LLC3,534$1.18M0.09%+3,534New
First American Bank3,540$1.18M0.09%00.0%Unchanged
Dakota Wealth Management3,598$1.20M0.03%−143−3.8%Reduced
Engineers Gate Manager LP3,616$1.21M0.03%−38,507−91.4%Reduced
BBR Partners, LLC3,660$1.22M0.10%+3,660New
1832 Asset Management L.P.3,679$1.23M0.00%−299−7.5%Reduced
NorthRock Partners, LLC3,679$1.23M0.05%−76−2.0%Reduced
TD Waterhouse Canada Inc.3,724$1.23M0.01%+3,515+1,681.8%Added
United Capital Financial Advisers, LLC3,689$1.23M0.01%−595−13.9%Reduced
Good Life Advisors, LLC3,753$1.25M0.11%+3+0.1%Added
Eqis Capital Management, Inc.3,758$1.25M0.10%−278−6.9%Reduced
Resources Investment Advisors, LLC.3,760$1.25M0.02%+34+0.9%Added
Arthur M. Cohen & Associates, LLC3,792$1.27M0.27%+85+2.3%Added
Arrowstreet Capital, Limited Partnership3,793$1.27M0.00%−634−14.3%Reduced
Blue Chip Partners, Inc.3,892$1.30M0.13%+8+0.2%Added
Canada Pension Plan Investment Board3,901$1.30M0.00%+3,800+3,762.4%Added
AXS Investments LLC3,906$1.30M0.31%+103+2.7%Added
Lindbrook Capital, LLC3,911$1.31M0.12%+16+0.4%Added
Garrison Bradford & Associates Inc4,000$1.33M1.38%−800−16.7%Reduced
Ellis Investment Partners, LLC4,070$1.36M0.30%00.0%Unchanged
RBF Capital, LLC4,100$1.37M0.08%00.0%Unchanged
DRW Securities, LLC4,100$1.37M0.08%+4,100New
Quantinno Capital Management LP4,134$1.38M0.03%−2,164−34.4%Reduced
Brown Brothers Harriman & Co4,188$1.40M0.01%+551+15.1%Added
Accredited Investors Inc.4,200$1.40M0.09%00.0%Unchanged
Qtron Investments LLC4,202$1.40M0.20%00.0%Unchanged
Greenleaf Trust4,230$1.41M0.01%−139−3.2%Reduced
Veriti Management LLC4,260$1.42M0.11%+337+8.6%Added
NewEdge Wealth, LLC5,105$1.43M0.03%+289+6.0%Added
Wellington Management Group LLP4,299$1.43M0.00%−2,192−33.8%Reduced
Prudential PLC4,300$1.43M0.01%−4,128−49.0%Reduced
Waratah Capital Advisors Ltd.4,317$1.44M0.07%+4,317New
NBT Bank N A4,338$1.45M0.11%+233+5.7%Added
Ritholtz Wealth Management4,343$1.45M0.05%−143−3.2%Reduced
Mesirow Financial Investment Management, Inc.4,348$1.45M0.03%−849−16.3%Reduced
Connable Office Inc4,375$1.46M0.17%−51−1.2%Reduced
Personal Cfo Solutions, LLC4,401$1.47M0.23%+59+1.4%Added