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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
CWM, LLC7,971$2.51M0.02%−162−2.0%Reduced
Madison Wealth Management7,911$2.49M0.54%−10−0.1%Reduced
Great Lakes Advisors, LLC7,864$2.48M0.02%+7,053+869.7%Added
Winton Group Ltd7,846$2.47M0.15%+5,040+179.6%Added
Y-Intercept (Hong Kong) Ltd7,692$2.43M0.28%+5,816+310.0%Added
Cetera Investment Advisers7,498$2.36M0.02%+743+11.0%Added
Atria Investments LLC7,437$2.34M0.04%−670−8.3%Reduced
Centiva Capital, LP7,328$2.31M0.13%+2,566+53.9%Added
Kentucky Retirement Systems Insurance Trust Fund7,309$2.30M0.19%−250−3.3%Reduced
Scotia Capital Inc.7,247$2.29M0.02%+1,518+26.5%Added
Schonfeld Strategic Advisors LLC7,157$2.26M0.02%−7,545−51.3%Reduced
Sequoia Financial Advisors, LLC7,153$2.26M0.05%−146−2.0%Reduced
Metis Global Partners, LLC7,100$2.24M0.14%+2,776+64.2%Added
Vinva Investment Management Ltd7,034$2.20M0.19%+7,034New
Connor, Clark & Lunn Investment Management Ltd.6,964$2.20M0.01%−8,432−54.8%Reduced
Dakota Wealth Management6,940$2.19M0.15%+591+9.3%Added
Mitchell Capital Management Co6,841$2.16M0.54%−40−0.6%Reduced
Caldwell Trust Co6,826$2.15M0.30%00.0%Unchanged
Old National Bancorp6,822$2.15M0.07%−4,023−37.1%Reduced
Toroso Investments, LLC6,656$2.10M0.07%+420+6.7%Added
Keybank National Association6,651$2.10M0.01%+134+2.1%Added
Gotham Asset Management, LLC6,546$2.06M0.05%−184−2.7%Reduced
Ancora Advisors, LLC6,526$2.06M0.06%00.0%Unchanged
Huntington National Bank6,501$2.04M0.02%+77+1.2%Added
Triumph Capital Management6,449$2.03M1.04%00.0%Unchanged
Veritable, L.P.6,409$2.02M0.03%+89+1.4%Added
Lafayette Investments, Inc.6,402$2.02M0.56%−49−0.8%Reduced
Personal Cfo Solutions, LLC6,395$2.02M0.42%−85−1.3%Reduced
Aire Advisors, LLC6,260$1.97M0.55%+7+0.1%Added
Exencial Wealth Advisors, LLC6,119$1.93M0.10%−24−0.4%Reduced
Pekin Hardy Strauss, Inc.6,062$1.91M0.30%−675−10.0%Reduced
Bokf, NA5,915$1.86M0.04%−6,283−51.5%Reduced
Brown Advisory Inc5,909$1.86M0.00%−2,310−28.1%Reduced
Salvus Wealth Management, LLC5,835$1.84M1.49%−22−0.4%Reduced
Mission Wealth Management, LP5,772$1.82M0.08%+2,008+53.3%Added
Summit Global Investments5,681$1.79M0.14%+5,681New
Voloridge Investment Management, LLC5,665$1.79M0.01%−22,320−79.8%Reduced
Everence Capital Management Inc5,540$1.75M0.14%00.0%Unchanged
Private Advisor Group, LLC5,509$1.74M0.02%+10+0.2%Added
Heron Financial Group, LLC5,493$1.73M0.95%−185−3.3%Reduced
Lincoln National Corp5,459$1.72M0.04%+99+1.8%Added
Schechter Investment Advisors, LLC5,450$1.72M0.16%+819+17.7%Added
Gabelli Funds LLC5,450$1.72M0.01%+4,020+281.1%Added
Welch Group, LLC5,446$1.72M0.10%−244−4.3%Reduced
Romano Brothers and Company5,284$1.67M0.26%+375+7.6%Added
Wetherby Asset Management Inc5,270$1.66M0.10%−94−1.8%Reduced
Larson Financial Group LLC5,221$1.65M0.18%+75+1.5%Added
First Hawaiian Bank5,182$1.63M0.06%+1,219+30.8%Added
Agf Management Ltd5,171$1.63M0.01%+1,276+32.8%Added
Miracle Mile Advisors, LLC5,162$1.63M0.05%−1,646−24.2%Reduced
WoodTrust Financial Corp5,125$1.62M0.31%00.0%Unchanged
Impax Asset Management Group plc5,051$1.59M0.01%−341−6.3%Reduced
Canandaigua National Bank & Trust Co5,029$1.59M0.27%+5,029New
Cohen Klingenstein LLC5,000$1.58M0.07%00.0%Unchanged
Logan Capital Management Inc4,959$1.56M0.08%00.0%Unchanged
Cubist Systematic Strategies, LLC4,891$1.54M0.01%−21,762−81.6%Reduced
Oxford Financial Group Ltd4,871$1.54M0.17%−7−0.1%Reduced
Nicolet Bankshares Inc4,867$1.53M0.50%00.0%Unchanged
Cambridge Investment Research Advisors, Inc.4,841$1.53M0.01%−795−14.1%Reduced
Industrial Alliance Investment Management Inc.4,833$1.52M0.04%+2,089+76.1%Added
Perpetual Ltd4,800$1.51M0.01%+4,800New
Garrison Bradford & Associates Inc4,800$1.51M1.87%−200−4.0%Reduced
Assenagon Asset Management S.A.4,760$1.50M0.01%−336−6.6%Reduced
GWM Advisors LLC4,701$1.49M0.02%+152+3.3%Added
Enterprise Financial Services Corp4,709$1.48M0.97%+9+0.2%Added
Whittier Trust Co4,621$1.46M0.03%+1,252+37.2%Added
Parkside Financial Bank & Trust4,601$1.45M0.39%−212−4.4%Reduced
Quantinno Capital Management LP4,598$1.45M0.10%+2,658+137.0%Added
Trexquant Investment LP4,583$1.44M0.04%+490+12.0%Added
Eqis Capital Management, Inc.4,582$1.44M0.16%−913−16.6%Reduced
Connable Office Inc4,541$1.43M0.21%−121−2.6%Reduced
NorthCrest Asset Manangement, LLC4,540$1.43M0.06%00.0%Unchanged
SG Americas Securities, LLC4,499$1.42M0.02%+2,195+95.3%Added
Bessemer Securities LLC4,424$1.40M0.65%−900−16.9%Reduced
Greenleaf Trust4,347$1.37M0.02%+152+3.6%Added
Integrated Wealth Concepts LLC4,301$1.36M0.03%+3,361+357.6%Added
Sendero Wealth Management, LLC4,299$1.36M0.42%−2,472−36.5%Reduced
Chicago Trust Co NA4,267$1.35M0.34%+167+4.1%Added
Wealthspire Advisors, LLC4,235$1.34M0.02%−460−9.8%Reduced
FDx Advisors, Inc.4,416$1.32M0.06%00.0%Unchanged
Sumitomo Life Insurance Co4,194$1.32M0.11%−43−1.0%Reduced
Bishop Rock Capital, L.P.4,186$1.32M2.05%−5,143−55.1%Reduced
Accredited Investors Inc.4,184$1.32M0.10%00.0%Unchanged
Assetmark, Inc4,179$1.32M0.01%+1,602+62.2%Added
Mather Group, LLC.4,170$1.31M0.02%+59+1.4%Added
Vestmark Advisory Solutions, Inc.4,154$1.31M0.06%+24+0.6%Added
Nilsine Partners, LLC4,149$1.31M0.20%+4,149New
RBF Capital, LLC4,100$1.29M0.09%00.0%Unchanged
Raymond James Trust N.A.4,088$1.29M0.04%−269−6.2%Reduced
Jensen Investment Management Inc4,100$1.28M0.01%+460+12.6%Added
Ellis Investment Partners, LLC4,070$1.28M0.33%00.0%Unchanged
Pitcairn Co3,954$1.25M0.11%+84+2.2%Added
Venturi Wealth Management, LLC3,902$1.23M0.10%−155−3.8%Reduced
Blue Chip Partners, Inc.3,863$1.22M0.14%+7+0.2%Added
Cutler Group LP3,862$1.22M0.19%+1,690+77.8%Added
Arthur M. Cohen & Associates, LLC3,852$1.21M0.33%00.0%Unchanged
AXS Investments LLC3,837$1.21M0.40%+47+1.2%Added
Gyroscope Capital Management Group, LLC3,823$1.21M0.31%−392−9.3%Reduced
Aspen Grove Capital, LLC3,818$1.20M0.53%−550−12.6%Reduced
Lindbrook Capital, LLC3,812$1.20M0.14%+111+3.0%Added