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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 2023

Institutional positions in Aon plc as of Dec 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
1,066
+35 vs. Q3 2023
Shares held
171.3M
−2.61M (−1.5%) vs. Q3 2023
Total value
$49.8B
−$6.57B (−11.6%) vs. Q3 2023
New holders
123
341 more added
Sold out
88
403 more reduced

17 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2023: 1,066 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 heldQ4 2023: $49.8B
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, Q4 2023

Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q3 2023.

Institutions holding AON in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Penserra Capital Management LLC1,817$527.0K0.01%−380−17.3%Reduced
Atria Wealth Solutions, Inc.1,837$534.7K0.01%+110+6.4%Added
Pinnacle Wealth Planning Services, Inc.1,853$539.3K0.08%−125−6.3%Reduced
Fidelis Capital Partners, LLC1,864$542.5K0.12%+141+8.2%Added
KFG Wealth Management, LLC1,868$543.6K0.25%00.0%Unchanged
Equitable Holdings, Inc.1,882$547.8K0.01%+580+44.5%Added
Rede Wealth, LLC1,898$552.4K0.26%00.0%Unchanged
Lountzis Asset Management, LLC1,900$552.9K0.30%00.0%Unchanged
Alliance Wealth Advisors, LLC1,900$552.9K0.19%+29+1.5%Added
MQS Management LLC1,902$553.5K0.31%−329−14.7%Reduced
Summit Trail Advisors, LLC1,908$555.3K0.02%−360−15.9%Reduced
Financial Advocates Investment Management1,923$559.7K0.04%+622+47.8%Added
Lake Street Advisors Group, LLC1,944$565.9K0.03%+1,944New
Plante Moran Financial Advisors, LLC1,946$566.2K0.06%−2−0.1%Reduced
Kestra Private Wealth Services, LLC1,974$574.5K0.01%+739+59.8%Added
Saturna Capital CORP1,989$578.8K0.01%+325+19.5%Added
Thompson Investment Management, Inc.2,000$582.0K0.09%00.0%Unchanged
Umb Bank N A2,010$585.0K0.01%+40+2.0%Added
Kathmere Capital Management, LLC2,014$586.1K0.08%+595+41.9%Added
Ballentine Partners, LLC2,023$588.7K0.01%+156+8.4%Added
Ridgewood Investments LLC2,041$594.0K0.35%00.0%Unchanged
Modera Wealth Management, LLC2,061$599.8K0.01%+16+0.8%Added
Radnor Capital Management, LLC2,072$603.0K0.11%+420+25.4%Added
Two Sigma Securities, LLC2,089$607.9K0.03%+2,089New
Cigna Investments Inc2,133$621.0K0.13%−43−2.0%Reduced
Unique Wealth Strategies, LLC2,134$621.1K0.41%+2,134New
SageView Advisory Group, LLC2,092$625.0K0.03%+2,092New
Signaturefd, LLC2,149$625.5K0.01%+38+1.8%Added
Valeo Financial Advisors, LLC2,156$627.4K0.03%−275−11.3%Reduced
Founders Financial Alliance, LLC2,160$628.7K0.24%+2,160New
Townsend & Associates, Inc2,070$629.4K0.08%−29−1.4%Reduced
Hills Bank & Trust Co2,198$639.7K0.06%−114−4.9%Reduced
ISAM Funds (UK) Ltd2,207$642.3K0.46%−1,728−43.9%Reduced
Joel Isaacson & Co., LLC2,220$646.1K0.04%00.0%Unchanged
Steward Partners Investment Advisory, LLC2,226$648.0K0.01%+4+0.2%Added
Western Financial Corp2,236$650.7K0.44%+9+0.4%Added
Chicago Capital, LLC2,250$654.8K0.02%−325−12.6%Reduced
Buckingham Strategic Wealth, LLC2,270$660.6K0.01%+134+6.3%Added
FourThought Financial Partners, LLC2,279$663.4K0.08%−36−1.6%Reduced
Prairie Sky Financial Group LLC2,285$665.0K0.43%00.0%Unchanged
Coastline Trust Co2,292$667.0K0.09%−518−18.4%Reduced
Cetera Advisors LLC2,309$672.1K0.01%−109−4.5%Reduced
Parallel Advisors, LLC2,318$674.7K0.02%−128−5.2%Reduced
Trust Asset Management LLC2,350$683.9K0.07%00.0%Unchanged
Criterion Capital Advisors, LLC2,357$685.9K0.50%+2,357New
FDx Advisors, Inc.2,367$689.0K0.05%−477−16.8%Reduced
Painted Porch Advisors LLC2,397$697.6K0.54%+2,397New
Trust Point Inc.2,436$708.9K0.06%+2,436New
Moneta Group Investment Advisors LLC2,439$709.7K0.01%−69−2.8%Reduced
Thoroughbred Financial Services, LLC2,451$713.0K0.06%−60−2.4%Reduced
Covenant Partners, LLC2,454$714.2K0.23%−393−13.8%Reduced
Sentry Investment Management LLC2,460$716.0K0.31%+1,288+109.9%Added
Cutler Group LP2,471$719.0K0.10%−2,169−46.7%Reduced
Empowered Funds, LLC2,483$722.6K0.02%+362+17.1%Added
Harbor Advisors LLC2,500$727.5K0.14%00.0%Unchanged
Bangor Savings Bank2,503$728.4K0.08%00.0%Unchanged
Dynamic Advisor Solutions LLC2,552$739.1K0.03%+143+5.9%Added
Waterfront Wealth Inc.2,540$739.1K0.22%+83+3.4%Added
HB Wealth Management, LLC2,546$741.0K0.01%−214−7.8%Reduced
Zions Bancorporation, N.A.2,558$744.4K0.05%−279−9.8%Reduced
Boston Private Wealth LLC2,559$744.8K0.02%+314+14.0%Added
SRN Advisors, LLC2,560$745.0K0.67%−22−0.9%Reduced
MAI Capital Management2,574$749.2K0.01%+797+44.9%Added
Quadrant Capital Group LLC2,584$752.0K0.06%−66−2.5%Reduced
Bartlett & Co. LLC2,600$752.0K0.01%00.0%Unchanged
D.A. Davidson & Co.2,584$752.0K0.01%00.0%Unchanged
Bartlett & Co. Wealth Management LLC2,600$752.2K0.01%00.0%Unchanged
Miracle Mile Advisors, LLC2,587$752.8K0.02%−502−16.3%Reduced
Connecticut Wealth Management, LLC2,597$755.8K0.04%+736+39.5%Added
Tyler-Stone Wealth Management2,619$762.2K0.38%00.0%Unchanged
Marshall Financial Group LLC2,634$766.5K0.25%+2,634New
Checchi Capital Advisers, LLC2,658$773.5K0.06%+17+0.6%Added
Alera Investment Advisors, LLC2,667$776.2K0.10%−2−0.1%Reduced
Empirical Asset Management, LLC2,682$780.5K0.64%+939+53.9%Added
CAPROCK Group, Inc.2,687$782.2K0.05%−249−8.5%Reduced
Nilsine Partners, LLC2,689$782.6K0.12%−1,462−35.2%Reduced
Profund Advisors LLC2,698$785.2K0.03%+376+16.2%Added
Heritage Wealth Management, LLC2,736$796.2K0.43%+2,736New
Auxier Asset Management2,742$798.0K0.13%−105−3.7%Reduced
Advisors Asset Management, Inc.2,751$800.6K0.02%−245−8.2%Reduced
McAdam, LLC2,770$806.1K0.06%−121−4.2%Reduced
Armor Investment Advisors, LLC2,795$813.4K0.43%+7+0.3%Added
Park Avenue Securities LLC2,843$827.0K0.01%−453−13.7%Reduced
NEOS Investment Management LLC2,844$827.7K0.08%+614+27.5%Added
PFW Advisors LLC2,869$834.9K0.27%−228−7.4%Reduced
Venturi Wealth Management, LLC2,871$835.6K0.06%−72−2.4%Reduced
Sendero Wealth Management, LLC2,884$839.3K0.16%+597+26.1%Added
Redwood Wealth Management Group, LLC2,900$844.0K0.94%00.0%Unchanged
Old National Bancorp2,907$846.0K0.02%−182−5.9%Reduced
King Luther Capital Management Corp2,939$855.3K0.00%−11−0.4%Reduced
Dorsey & Whitney Trust CO LLC2,953$859.4K0.07%−197−6.3%Reduced
AE Wealth Management LLC2,852$861.0K0.00%−88−3.0%Reduced
Waldron Private Wealth LLC2,975$865.8K0.04%−75−2.5%Reduced
Machina Capital S.A.S.2,987$869.3K0.56%−256−7.9%Reduced
Grassi Investment Management3,000$873.0K0.09%00.0%Unchanged
Tiaa Trust, National Association3,008$875.4K0.00%−16−0.5%Reduced
Websterrogers Financial Advisors, LLC3,018$878.3K0.37%00.0%Unchanged
Wolverine Trading, LLC3,025$880.3K0.01%+1,698+128.0%Added
Meeder Advisory Services, Inc.3,026$880.7K0.10%−80−2.6%Reduced
Capstone Investment Advisors, LLC3,029$881.5K0.02%+3,029New