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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
Redwood Wealth Management Group, LLC2,618$939.2K0.46%−13−0.5%Reduced
Curated Wealth Partners LLC2,622$941.7K0.11%+2,622New
Panagora Asset Management Inc2,626$943.2K0.00%−1,347−33.9%Reduced
Maple Capital Management, Inc.2,634$946.0K0.07%−10−0.4%Reduced
Dakota Wealth Management2,662$956.1K0.02%−685−20.5%Reduced
FourThought Financial Partners, LLC2,689$965.8K0.10%−82−3.0%Reduced
We Are One Seven, LLC2,697$968.7K0.04%+453+20.2%Added
Websterrogers Financial Advisors, LLC2,713$974.4K0.34%−90−3.2%Reduced
Mattern Capital Management, LLC2,724$978.4K0.13%+77+2.9%Added
Signaturefd, LLC2,725$978.7K0.02%+79+3.0%Added
Principal Securities, Inc.2,738$983.4K0.02%+2,284+503.1%Added
Waterfront Wealth Inc.2,745$985.9K0.24%+131+5.0%Added
Hartline Investment Corp2,750$987.7K0.11%+97+3.7%Added
McAdam, LLC2,755$989.5K0.05%+19+0.7%Added
Tiaa Trust, National Association2,798$1.01M0.00%+203+7.8%Added
Regal Investment Advisors LLC2,810$1.01M0.08%+2,810New
Armor Investment Advisors, LLC2,836$1.02M0.42%+23+0.8%Added
Kayne Anderson Rudnick Investment Management LLC2,850$1.02M0.00%+1,072+60.3%Added
PFW Advisors LLC2,879$1.03M0.32%+2,879New
King Luther Capital Management Corp2,939$1.06M0.00%00.0%Unchanged
Heritage Family Offices, LLP2,951$1.06M0.53%+423+16.7%Added
Ameritas Investment Partners, Inc.2,968$1.07M0.03%−92−3.0%Reduced
RBF Capital, LLC3,000$1.08M0.06%−1,100−26.8%Reduced
Mather Group, LLC.3,016$1.08M0.01%−42−1.4%Reduced
MOKAN Wealth Management Inc.3,024$1.09M0.69%+3,024New
Sumitomo Life Insurance Co3,060$1.10M0.02%−100−3.2%Reduced
TD Private Client Wealth LLC3,066$1.10M0.03%+258+9.2%Added
Landscape Capital Management, L.L.C.3,078$1.11M0.12%−1,711−35.7%Reduced
Citrine Capital LLC3,100$1.11M0.82%+3,100New
Syon Capital LLC3,121$1.12M0.10%−247−7.3%Reduced
Marble Harbor Investment Counsel, LLC3,125$1.12M0.12%00.0%Unchanged
Eqis Capital Management, Inc.3,165$1.14M0.09%−323−9.3%Reduced
Profund Advisors LLC3,191$1.15M0.04%−247−7.2%Reduced
MUFG Securities Americas Inc.3,193$1.15M0.15%+3,193New
Legacy Wealth Asset Management, LLC3,243$1.16M0.32%−32−1.0%Reduced
Circle Wealth Management, LLC3,249$1.17M0.02%−1,290−28.4%Reduced
Frank, Rimerman Advisors LLC3,259$1.17M0.08%+80+2.5%Added
Personal Cfo Solutions, LLC3,274$1.18M0.23%−794−19.5%Reduced
Duncker Streett & Co Inc3,289$1.18M0.22%00.0%Unchanged
Capstone Investment Advisors, LLC3,321$1.19M0.01%−2,753−45.3%Reduced
Engineers Gate Manager LP3,341$1.20M0.02%+3,341New
Horizon Investments, LLC3,362$1.21M0.03%+43+1.3%Added
ABN AMRO Bank N.V.3,402$1.21M0.02%00.0%Unchanged
ISAM Funds (UK) Ltd3,402$1.22M0.91%−645−15.9%Reduced
Chesley Taft & Associates LLC3,422$1.23M0.06%00.0%Unchanged
LGT Group Foundation3,425$1.23M0.02%00.0%Unchanged
Merit Financial Group, LLC3,439$1.24M0.02%+2,022+142.7%Added
Private Trust Co NA3,444$1.24M0.13%+20+0.6%Added
Waldron Private Wealth LLC3,470$1.25M0.05%+81+2.4%Added
Good Life Advisors, LLC3,503$1.26M0.09%−54−1.5%Reduced
AXS Investments LLC3,520$1.26M0.35%−280−7.4%Reduced
First American Bank3,540$1.27M0.09%−10.0%Reduced
Silver Lake Advisory, LLC3,623$1.30M0.57%00.0%Unchanged
NorthRock Partners, LLC3,646$1.31M0.04%−562−13.4%Reduced
BBR Partners, LLC3,669$1.32M0.09%+9+0.2%Added
Arthur M. Cohen & Associates, LLC3,670$1.32M0.23%00.0%Unchanged
Meiji Yasuda Asset Management Co Ltd.3,687$1.32M0.05%−261−6.6%Reduced
U.S. Capital Wealth Advisors, LLC3,692$1.33M0.04%+33+0.9%Added
Dorsey & Whitney Trust CO LLC3,708$1.33M0.07%−778−17.3%Reduced
Snowden Capital Advisors LLC3,713$1.33M0.04%−1,201−24.4%Reduced
NBT Bank N A3,733$1.34M0.09%−50−1.3%Reduced
Venturi Wealth Management, LLC3,738$1.34M0.07%−447−10.7%Reduced
Group One Trading, L.P.3,741$1.34M0.05%+2,922+356.8%Added
Auxier Asset Management3,767$1.35M0.21%00.0%Unchanged
Jones Financial Companies LLLP3,808$1.37M0.00%+744+24.3%Added
Pekin Hardy Strauss, Inc.3,861$1.39M0.18%−625−13.9%Reduced
Canandaigua National Bank & Trust Co3,937$1.41M0.14%−131−3.2%Reduced
Vestcor Inc3,947$1.42M0.05%+216+5.8%Added
HighPoint Advisor Group LLC3,706$1.42M0.08%+56+1.5%Added
Alaska Permanent Fund Corp3,959$1.42M0.02%00.0%Unchanged
TD Waterhouse Canada Inc.3,993$1.43M0.01%+10+0.3%Added
Garrison Bradford & Associates Inc4,000$1.44M1.51%00.0%Unchanged
Brown Brothers Harriman & Co4,016$1.44M0.01%−11,135−73.5%Reduced
Meeder Advisory Services, Inc.4,023$1.44M0.09%+64+1.6%Added
EP Wealth Advisors, LLC4,025$1.45M0.01%−313−7.2%Reduced
Dynasty Wealth Management, LLC4,043$1.45M0.03%+334+9.0%Added
Guggenheim Capital LLC4,046$1.45M0.01%−579−12.5%Reduced
Ellis Investment Partners, LLC4,070$1.46M0.29%00.0%Unchanged
Accredited Investors Inc.4,184$1.50M0.09%−21−0.5%Reduced
Oxford Financial Group Ltd4,196$1.51M0.10%−4,361−51.0%Reduced
Congress Wealth Management LLC4,268$1.53M0.02%−3,257−43.3%Reduced
Huntington National Bank4,290$1.54M0.01%+114+2.7%Added
Mission Wealth Management, LP4,292$1.54M0.04%−308−6.7%Reduced
NFJ Investment Group, LLC4,294$1.54M0.05%−42−1.0%Reduced
Logan Capital Management Inc4,306$1.55M0.06%−997−18.8%Reduced
Gsa Capital Partners LLP4,371$1.57M0.12%+1,973+82.3%Added
Greenwood Gearhart Inc4,396$1.58M0.11%−332−7.0%Reduced
Vestmark Advisory Solutions, Inc.4,406$1.58M0.05%+2,952+203.0%Added
NewEdge Wealth, LLC4,462$1.60M0.03%+25+0.6%Added
Clune & Associates, Ltd.4,483$1.61M0.53%+4,483New
Sendero Wealth Management, LLC4,539$1.63M0.24%00.0%Unchanged
Ninety One North America, Inc.4,551$1.63M0.10%−596−11.6%Reduced
Enterprise Financial Services Corp4,570$1.64M0.91%−7−0.2%Reduced
Parkside Financial Bank & Trust4,606$1.65M0.22%+119+2.7%Added
NorthCrest Asset Manangement, LLC4,624$1.66M0.05%00.0%Unchanged
Crestline Management, LP4,653$1.67M0.06%−10,578−69.5%Reduced
CAPROCK Group, Inc.4,721$1.70M0.06%+791+20.1%Added
Greenleaf Trust4,737$1.70M0.02%+621+15.1%Added
ProVise Management Group, LLC4,869$1.75M0.15%−238−4.7%Reduced
Kerrisdale Advisers, LLC4,898$1.76M0.59%−392−7.4%Reduced