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, Q2 2026
Institutional positions in Aon plc as of Jun 30, 2026. 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
- 1,273
- +24 vs. Q1 2026
- Shares held
- 192.7M
- +5.20M (+2.8%) vs. Q1 2026
- Total value
- $63.9B
- +$3.31B (+5.5%) vs. Q1 2026
- New holders
- 139
- 472 more added
- Sold out
- 115
- 458 more reduced
17 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,273 | $63.9B |
| Q1 2026 | 1,266 | $60.6B |
| Q4 2025 | 1,289 | $66.7B |
| Q3 2025 | 1,255 | $66.3B |
| Q2 2025 | 1,233 | $69.3B |
| Q1 2025 | 1,276 | $77.1B |
| Q4 2024 | 1,196 | $69.1B |
| Q3 2024 | 1,149 | $66.1B |
| Q2 2024 | 1,111 | $55.4B |
| Q1 2024 | 1,087 | $57.4B |
| Q4 2023 | 1,067 | $49.8B |
| Q3 2023 | 1,049 | $56.4B |
| Q2 2023 | 1,025 | $61.2B |
| Q1 2023 | 1,014 | $55.7B |
| Q4 2022 | 1,034 | $52.6B |
| Q3 2022 | 950 | $48.4B |
| Q2 2022 | 966 | $49.5B |
| Q1 2022 | 985 | $61.2B |
| Q4 2021 | 995 | $56.5B |
| Q3 2021 | 917 | $57.2B |
| Q2 2021 | 912 | $53.4B |
| Q1 2021 | 919 | $51.4B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| LGT Group Foundation | 3,400 | $1.13M | 0.01% | −2−0.1% | Reduced |
| ABN AMRO Bank N.V. | 3,402 | $1.13M | 0.01% | 00.0% | Unchanged |
| Harbor Capital Advisors, Inc. | 3,423 | $1.14M | 0.08% | +7+0.2% | Added |
| Novem Group | 3,425 | $1.14M | 0.12% | +3,425 | New |
| Baldwin Investment Management, LLC | 3,445 | $1.14M | 0.11% | +2,545+282.8% | Added |
| Beacon Pointe Advisors, LLC | 3,449 | $1.14M | 0.01% | −2,450−41.5% | Reduced |
| AustralianSuper Pty Ltd | 3,454 | $1.15M | 0.00% | +3,454 | New |
| Y-Intercept (Hong Kong) Ltd | 3,478 | $1.15M | 0.02% | +3,478 | New |
| Canton Hathaway, LLC | 3,500 | $1.16M | 0.22% | 00.0% | Unchanged |
| First American Bank | 3,540 | $1.17M | 0.07% | 00.0% | Unchanged |
| Canandaigua National Bank & Trust Co | 3,540 | $1.17M | 0.10% | +3,540 | New |
| HF Advisory Group, LLC | 3,638 | $1.21M | 0.37% | +2,899+392.3% | Added |
| Greenland Capital Management LP | 3,650 | $1.21M | 0.23% | −675−15.6% | Reduced |
| Chicago Capital, LLC | 3,675 | $1.22M | 0.03% | +552+17.7% | Added |
| Dorsey & Whitney Trust CO LLC | 3,684 | $1.22M | 0.06% | +134+3.8% | Added |
| NorthRock Partners, LLC | 3,711 | $1.23M | 0.02% | +28+0.8% | Added |
| Tower Research Capital LLC (TRC) | 3,783 | $1.25M | 0.03% | −5,403−58.8% | Reduced |
| LGT Fund Management Co Ltd. | 3,818 | $1.27M | 0.05% | 00.0% | Unchanged |
| Catalyst Funds Management Pty Ltd | 3,840 | $1.27M | 0.07% | +3,840 | New |
| Accredited Investors Inc. | 3,868 | $1.28M | 0.06% | −199−4.9% | Reduced |
| Kampmann Melissa S. | 3,900 | $1.29M | 0.98% | −3,455−47.0% | Reduced |
| Highland Capital Management, LLC | 3,900 | $1.29M | 0.06% | +50+1.3% | Added |
| Ellis Investment Partners, LLC | 3,902 | $1.29M | 0.20% | −10.0% | Reduced |
| V-Square Quantitative Management LLC | 3,913 | $1.30M | 0.12% | +2,108+116.8% | Added |
| Bull Harbor Capital LLC | 3,948 | $1.31M | 0.26% | +2,033+106.2% | Added |
| Personal Cfo Solutions, LLC | 3,993 | $1.32M | 0.19% | −2,338−36.9% | Reduced |
| Vestcor Inc | 4,010 | $1.33M | 0.03% | 00.0% | Unchanged |
| Diversify Wealth Management, LLC | 3,644 | $1.34M | 0.02% | −985−21.3% | Reduced |
| Diversify Advisory Services, LLC | 3,644 | $1.34M | 0.02% | +2,837+351.5% | Added |
| Waddell & Associates, LLC | 4,050 | $1.34M | 0.07% | +2,475+157.1% | Added |
| Logan Capital Management Inc | 4,062 | $1.35M | 0.05% | +4,062 | New |
| Chesley Taft & Associates LLC | 4,081 | $1.35M | 0.05% | +8+0.2% | Added |
| Principal Securities, Inc. | 4,140 | $1.37M | 0.02% | +811+24.4% | Added |
| Warren Averett Asset Management, LLC | 4,162 | $1.38M | 0.01% | −17,911−81.1% | Reduced |
| Private Wealth Asset Management, LLC | 4,183 | $1.39M | 0.13% | −50−1.2% | Reduced |
| Pallas Capital Advisors LLC | 4,193 | $1.39M | 0.04% | +1,889+82.0% | Added |
| Applied Finance Capital Management, LLC | 4,196 | $1.39M | 0.10% | +4,196 | New |
| Dynasty Wealth Management, LLC | 4,262 | $1.41M | 0.01% | +278+7.0% | Added |
| Arkadios Wealth Advisors | 4,308 | $1.43M | 0.02% | −26−0.6% | Reduced |
| Enterprise Financial Services Corp | 4,360 | $1.45M | 0.59% | −37−0.8% | Reduced |
| Huntington National Bank | 4,389 | $1.46M | 0.01% | +503+12.9% | Added |
| Biltmore Family Office, LLC | 4,423 | $1.47M | 0.19% | +181+4.3% | Added |
| Syon Capital LLC | 4,441 | $1.47M | 0.06% | −148−3.2% | Reduced |
| Krilogy Financial LLC | 4,460 | $1.48M | 0.04% | +2,465+123.6% | Added |
| LMR Partners LLP | 4,490 | $1.49M | 0.01% | +4,490 | New |
| Modern Wealth Management, LLC | 4,497 | $1.49M | 0.02% | +1,947+76.4% | Added |
| Buckingham Strategic Partners | 4,503 | $1.49M | 0.01% | +656+17.1% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 4,536 | $1.50M | 0.00% | +4,127+1,009.0% | Added |
| FSB Premier Wealth Management, Inc. | 4,591 | $1.52M | 0.43% | +4,591 | New |
| Aster Capital Management (DIFC) Ltd | 4,703 | $1.56M | 0.33% | +3,791+415.7% | Added |
| Quadrant Capital Group LLC | 4,766 | $1.58M | 0.04% | +61+1.3% | Added |
| Argent Trust Co | 4,767 | $1.58M | 0.05% | +85+1.8% | Added |
| Mattern Capital Management, LLC | 4,798 | $1.59M | 0.19% | +682+16.6% | Added |
| Plato Investment Management Ltd | 4,832 | $1.59M | 0.09% | 00.0% | Unchanged |
| Mesirow Financial Investment Management, Inc. | 4,859 | $1.61M | 0.03% | −38−0.8% | Reduced |
| We Are One Seven, LLC | 4,870 | $1.62M | 0.03% | +81+1.7% | Added |
| Oppenheimer Asset Management Inc. | 4,871 | $1.62M | 0.02% | −21,521−81.5% | Reduced |
| Delta Global Management LP | 4,884 | $1.62M | 0.18% | +4,884 | New |
| Verdence Capital Advisors LLC | 4,916 | $1.63M | 0.09% | −2,715−35.6% | Reduced |
| Auxier Asset Management | 4,922 | $1.63M | 0.22% | +700+16.6% | Added |
| Salvus Wealth Management, LLC | 4,935 | $1.64M | 0.92% | −1,782−26.5% | Reduced |
| Vise Technologies, Inc. | 4,945 | $1.64M | 0.02% | +1,611+48.3% | Added |
| Brown Advisory Inc | 4,949 | $1.64M | 0.00% | −604−10.9% | Reduced |
| Triumph Capital Management | 4,953 | $1.64M | 0.30% | +10.0% | Added |
| CAPROCK Group, Inc. | 4,989 | $1.65M | 0.03% | −52−1.0% | Reduced |
| Cohen Klingenstein LLC | 5,000 | $1.66M | 0.05% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 5,005 | $1.66M | 0.01% | +1,151+29.9% | Added |
| Coldstream Capital Management Inc | 5,022 | $1.67M | 0.02% | +35+0.7% | Added |
| Patriot Financial Group Insurance Agency, LLC | 5,053 | $1.68M | 0.17% | +5,053 | New |
| Snowden Capital Advisors LLC | 5,055 | $1.68M | 0.04% | −19−0.4% | Reduced |
| Exchange Traded Concepts, LLC | 5,114 | $1.70M | 0.01% | +1,004+24.4% | Added |
| Romano Brothers and Company | 5,121 | $1.70M | 0.17% | +239+4.9% | Added |
| Ossiam | 5,128 | $1.70M | 0.02% | +144+2.9% | Added |
| Welch Group, LLC | 5,148 | $1.71M | 0.06% | 00.0% | Unchanged |
| Quantitative Investment Management, LLC | 5,174 | $1.72M | 0.19% | −3,036−37.0% | Reduced |
| Caldwell Trust Co | 5,200 | $1.72M | 0.14% | 00.0% | Unchanged |
| Hurley Capital, LLC | 5,208 | $1.73M | 0.90% | +5,058+3,372.0% | Added |
| 2Xideas AG | 5,311 | $1.76M | 0.76% | −4,964−48.3% | Reduced |
| Resources Investment Advisors, LLC. | 5,325 | $1.77M | 0.01% | +114+2.2% | Added |
| Value Partners Investments Inc. | 5,353 | $1.77M | 0.12% | +840+18.6% | Added |
| Waterfront Wealth Inc. | 4,979 | $1.78M | 0.28% | +329+7.1% | Added |
| TCW Group Inc | 5,447 | $1.81M | 0.01% | +63+1.2% | Added |
| Cache Advisors, LLC | 5,458 | $1.81M | 0.15% | +3,285+151.2% | Added |
| Anchor Capital Advisors LLC | 5,465 | $1.81M | 0.05% | −473−8.0% | Reduced |
| Kentucky Retirement Systems Insurance Trust Fund | 5,501 | $1.82M | 0.11% | −25−0.5% | Reduced |
| Banque Cantonale Vaudoise | 5,550 | $1.84M | 0.07% | +1,231+28.5% | Added |
| Cambria Investment Management, L.P. | 5,676 | $1.88M | 0.09% | +1,543+37.3% | Added |
| Allworth Financial LP | 5,799 | $1.92M | 0.01% | +2,210+61.6% | Added |
| Concurrent Investment Advisors, LLC | 5,805 | $1.93M | 0.02% | +692+13.5% | Added |
| Equitable Trust Co | 5,807 | $1.93M | 0.08% | −54−0.9% | Reduced |
| Dai-Ichi Life Insurance Company, Ltd | 5,834 | $1.94M | 0.05% | 00.0% | Unchanged |
| Meeder Advisory Services, Inc. | 5,966 | $1.98M | 0.07% | +365+6.5% | Added |
| NewEdge Wealth, LLC | 5,982 | $1.98M | 0.02% | −141−2.3% | Reduced |
| K.J. Harrison & Partners Inc | 6,000 | $1.99M | 0.28% | 00.0% | Unchanged |
| Private Advisor Group, LLC | 6,109 | $2.03M | 0.01% | −3,033−33.2% | Reduced |
| South Dakota Investment Council | 6,170 | $2.05M | 0.04% | 00.0% | Unchanged |
| North Dakota State Investment Board | 6,243 | $2.07M | 0.08% | +161+2.6% | Added |
| Ancora Advisors, LLC | 6,282 | $2.08M | 0.04% | +230+3.8% | Added |
| Parkside Financial Bank & Trust | 6,283 | $2.08M | 0.14% | +1,757+38.8% | Added |
| Aire Advisors, LLC | 6,287 | $2.09M | 0.34% | +14+0.2% | Added |