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
- +25 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
- 140
- 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 | 1,265 | $60.6B |
| Q4 2025 | 1,288 | $66.7B |
| Q3 2025 | 1,254 | $66.3B |
| Q2 2025 | 1,232 | $69.3B |
| Q1 2025 | 1,275 | $77.1B |
| Q4 2024 | 1,195 | $69.1B |
| Q3 2024 | 1,148 | $66.1B |
| Q2 2024 | 1,110 | $55.4B |
| Q1 2024 | 1,086 | $57.4B |
| Q4 2023 | 1,066 | $49.8B |
| Q3 2023 | 1,048 | $56.4B |
| Q2 2023 | 1,024 | $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 |
|---|---|---|---|---|---|
| Swedbank AB | 54,698 | $18.1M | 0.02% | −32,766−37.5% | Reduced |
| State of Michigan Retirement System | 54,658 | $18.1M | 0.08% | −1,400−2.5% | Reduced |
| Resona Asset Management Co.,Ltd. | 53,962 | $17.9M | 0.08% | −4,085−7.0% | Reduced |
| Varma Mutual Pension Insurance Co | 53,400 | $17.7M | 0.09% | +7,300+15.8% | Added |
| Mercer Global Advisors Inc | 52,099 | $17.3M | 0.02% | +24,351+87.8% | Added |
| Gotham Asset Management, LLC | 51,801 | $17.2M | 0.04% | −37,004−41.7% | Reduced |
| Abner Herrman & Brock LLC | 51,218 | $17.0M | 1.61% | −2,414−4.5% | Reduced |
| Cullen/Frost Bankers, Inc. | 50,894 | $16.9M | 0.17% | +113+0.2% | Added |
| LTS One Management LP | 50,650 | $16.8M | 7.03% | −6,675−11.6% | Reduced |
| Intech Investment Management LLC | 49,781 | $16.5M | 0.15% | −94,664−65.5% | Reduced |
| Global Frontier Investments LLC | 49,000 | $16.3M | 2.80% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 48,850 | $16.2M | 0.03% | +5,137+11.8% | Added |
| MetLife Investment Management | 48,773 | $16.2M | 0.07% | −10,028−17.1% | Reduced |
| Managed Asset Portfolios, LLC | 48,322 | $16.0M | 1.83% | −23,291−32.5% | Reduced |
| Tudor Investment Corp Et Al | 47,785 | $15.8M | 0.07% | −13,215−21.7% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 47,173 | $15.6M | 0.08% | −2,793−5.6% | Reduced |
| Swiss Life Asset Management Ltd | – | $15.6M | 0.06% | – | New |
| Marshall Wace, LLP | 46,582 | $15.5M | 0.01% | +46,582 | New |
| IFM Investors Pty Ltd | 46,337 | $15.4M | 0.10% | +5,510+13.5% | Added |
| Barings LLC | 46,248 | $15.3M | 0.27% | 00.0% | Unchanged |
| Canoe Financial LP | 45,829 | $15.2M | 0.19% | −9,360−17.0% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 45,685 | $15.2M | 0.02% | −113,688−71.3% | Reduced |
| DnB Asset Management AS | 45,559 | $15.1M | 0.04% | +976+2.2% | Added |
| Eagle Capital Management LLC | 44,973 | $14.9M | 0.05% | −418,377−90.3% | Reduced |
| SEB Asset Management AB | 44,927 | $14.9M | 0.06% | −21,972−32.8% | Reduced |
| Retirement Systems of Alabama | 44,869 | $14.9M | 0.04% | −681−1.5% | Reduced |
| ProShare Advisors LLC | 44,812 | $14.9M | 0.02% | +1,626+3.8% | Added |
| Kestra Advisory Services, LLC | 44,550 | $14.8M | 0.05% | +28,997+186.4% | Added |
| Bank of Nova Scotia | 43,569 | $14.5M | 0.02% | −18,963−30.3% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 46,437 | $14.3M | 0.02% | +17,815+62.2% | Added |
| Alyeska Investment Group, L.P. | 42,695 | $14.2M | 0.04% | −19,035−30.8% | Reduced |
| Nisa Investment Advisors, LLC | 41,674 | $13.8M | 0.04% | −10.0% | Reduced |
| Pathstone Holdings, LLC | 40,897 | $13.6M | 0.04% | +2,205+5.7% | Added |
| Suncoast Equity Management | 40,704 | $13.5M | 1.69% | −3,686−8.3% | Reduced |
| Kornitzer Capital Management Inc | 40,050 | $13.3M | 0.28% | 00.0% | Unchanged |
| Stephens Inc | 39,781 | $13.2M | 0.15% | −2,775−6.5% | Reduced |
| Xponance, Inc. | 38,679 | $12.8M | 0.08% | −19,651−33.7% | Reduced |
| Allianz Asset Management GmbH | 38,410 | $12.7M | 0.01% | −4,704−10.9% | Reduced |
| Corsair Capital Management, L.P. | 38,379 | $12.7M | 1.60% | −1,722−4.3% | Reduced |
| Prudential Financial Inc | 38,313 | $12.7M | 0.01% | +9,295+32.0% | Added |
| Amalgamated Bank | 38,251 | $12.7M | 0.09% | −6,111−13.8% | Reduced |
| STRS Ohio | 38,209 | $12.7M | 0.05% | −30,599−44.5% | Reduced |
| Cetera Investment Advisers | 38,120 | $12.6M | 0.01% | +1,697+4.7% | Added |
| Weiss Asset Management LP | 38,024 | $12.6M | 0.14% | +38,024 | New |
| Mediolanum International Funds Ltd | 38,444 | $12.6M | 0.11% | +9,799+34.2% | Added |
| Daiwa Securities Group Inc. | 37,693 | $12.5M | 0.03% | −1,737−4.4% | Reduced |
| Glenmede Trust Co NA | 36,761 | $12.2M | 0.05% | −19,597−34.8% | Reduced |
| Ilmarinen Mutual Pension Insurance Co | 36,500 | $12.1M | 0.08% | 00.0% | Unchanged |
| Vinva Investment Management Ltd | 36,232 | $11.9M | 0.08% | +9,507+35.6% | Added |
| Robeco Institutional Asset Management B.V. | 35,694 | $11.8M | 0.01% | −16,914−32.2% | Reduced |
| Capital International Ltd | 35,015 | $11.6M | 0.38% | +183+0.5% | Added |
| CIBC World Markets Inc. | 34,825 | $11.6M | 0.02% | −14,904−30.0% | Reduced |
| D. E. Shaw & Co., Inc. | 34,765 | $11.5M | 0.01% | −93,558−72.9% | Reduced |
| HM Payson & Co | 34,745 | $11.5M | 0.15% | −87,493−71.6% | Reduced |
| Guggenheim Capital LLC | 34,639 | $11.5M | 0.07% | +14,570+72.6% | Added |
| NEOS Investment Management LLC | 34,465 | $11.4M | 0.04% | +3,922+12.8% | Added |
| KBC Group NV | 34,076 | $11.3M | 0.02% | −1,987−5.5% | Reduced |
| Schonfeld Strategic Advisors LLC | 33,796 | $11.2M | 0.06% | −80,207−70.4% | Reduced |
| Fayez Sarofim & Co | 33,652 | $11.2M | 0.03% | +32+0.1% | Added |
| Factory Mutual Insurance Co | 33,650 | $11.2M | 0.10% | −350−1.0% | Reduced |
| Zevin Asset Management LLC | 33,519 | $11.1M | 1.56% | −742−2.2% | Reduced |
| Borer Denton & Associates, Inc. | 33,419 | $11.1M | 3.64% | +533+1.6% | Added |
| Frontier Capital Management Co LLC | 33,246 | $11.0M | 0.10% | −1,746−5.0% | Reduced |
| Picton Mahoney Asset Management | 33,016 | $11.0M | 0.10% | −29,989−47.6% | Reduced |
| Van Eck Associates Corp | 33,007 | $10.9M | 0.01% | +33,007 | New |
| Federation des caisses Desjardins du Quebec | 32,570 | $10.8M | 0.03% | +9,581+41.7% | Added |
| Beese Fulmer Investment Management, Inc. | 32,104 | $10.6M | 0.61% | +868+2.8% | Added |
| Baird Financial Group, Inc. | 31,867 | $10.6M | 0.01% | +1,156+3.8% | Added |
| Artemis Investment Management LLP | 31,855 | $10.6M | 0.09% | −4,869−13.3% | Reduced |
| Tower Bridge Advisors | 31,789 | $10.5M | 0.95% | −1,687−5.0% | Reduced |
| HighTower Advisors, LLC | 31,635 | $10.5M | 0.01% | −10,535−25.0% | Reduced |
| Truist Financial Corp | 31,635 | $10.5M | 0.01% | +436+1.4% | Added |
| Utah Retirement Systems | 31,597 | $10.5M | 0.10% | −2,534−7.4% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 31,089 | $10.3M | 0.08% | −1,208−3.7% | Reduced |
| Motco | 31,056 | $10.3M | 0.88% | +665+2.2% | Added |
| British Columbia Investment Management Corp | 30,533 | $10.1M | 0.06% | +2,392+8.5% | Added |
| Brinker Capital Investments, LLC | 30,460 | $10.1M | 0.08% | −11,352−27.2% | Reduced |
| MML Investors Services, LLC | 30,086 | $9.98M | 0.02% | +2,067+7.4% | Added |
| O'Shaughnessy Asset Management, LLC | 30,078 | $9.98M | 0.05% | −444−1.5% | Reduced |
| Hyperion Capital Advisors LP | 30,001 | $9.95M | 4.49% | +7,000+30.4% | Added |
| Peapack Gladstone Financial Corp | 29,265 | $9.71M | 0.11% | −929−3.1% | Reduced |
| Susquehanna International Group, LLP | 29,170 | $9.68M | 0.01% | +11,807+68.0% | Added |
| Savant Capital, LLC | 28,379 | $9.66M | 0.03% | +9,753+52.4% | Added |
| Hawk Ridge Capital Management LP | 29,000 | $9.62M | 0.31% | +29,000 | New |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 28,905 | $9.59M | 0.07% | +265+0.9% | Added |
| ProVise Management Group, LLC | 28,875 | $9.58M | 0.64% | +20,893+261.8% | Added |
| Clifford Swan Investment Counsel LLC | 28,607 | $9.49M | 0.31% | +1,531+5.7% | Added |
| Ethic Inc. | 28,421 | $9.43M | 0.12% | +3,858+15.7% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 28,397 | $9.42M | 0.01% | +5,972+26.6% | Added |
| Elo Mutual Pension Insurance Co | 27,865 | $9.24M | 0.12% | −2,326−7.7% | Reduced |
| Fifth Third Bancorp | 27,411 | $9.09M | 0.01% | +1,337+5.1% | Added |
| Prudential PLC | 27,387 | $9.08M | 0.06% | +10,640+63.5% | Added |
| Nissay Asset Management Corp | 27,378 | $9.08M | 0.04% | +27,378 | New |
| Old National Bancorp | 27,284 | $9.05M | 0.18% | +884+3.3% | Added |
| American Century Companies Inc | 26,798 | $8.89M | 0.00% | −56−0.2% | Reduced |
| JustInvest LLC | 26,534 | $8.80M | 0.07% | −491−1.8% | Reduced |
| Oregon Public Employees Retirement Fund | 26,262 | $8.71M | 0.09% | +1,625+6.6% | Added |
| State of Alaska, Department of Revenue | 26,027 | $8.63M | 0.09% | −648−2.4% | Reduced |
| GHP Investment Advisors, Inc. | 25,994 | $8.62M | 0.32% | −380−1.4% | Reduced |
| Jensen Investment Management Inc | 25,789 | $8.55M | 0.21% | +220+0.9% | Added |