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.
| 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, Q1 2023
Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| William Blair Investment Management, LLC | 18,742 | $5.91M | 0.02% | −416−2.2% | Reduced |
| Regions Financial Corp | 18,713 | $5.90M | 0.05% | +317+1.7% | Added |
| British Columbia Investment Management Corp | 18,501 | $5.83M | 0.06% | −192−1.0% | Reduced |
| Carderock Capital Management Inc | 18,416 | $5.81M | 2.02% | +2,136+13.1% | Added |
| Johnson Investment Counsel Inc | 18,338 | $5.78M | 0.08% | −973−5.0% | Reduced |
| Biltmore Family Office, LLC | 18,268 | $5.76M | 1.21% | −3,860−17.4% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 18,144 | $5.72M | 0.10% | +185+1.0% | Added |
| Shelton Capital Management | 18,081 | $5.70M | 0.24% | +14,081+352.0% | Added |
| Verition Fund Management LLC | 17,840 | $5.62M | 0.09% | +13,286+291.7% | Added |
| Andra AP-fonden | 17,427 | $5.49M | 0.14% | −7,273−29.4% | Reduced |
| Securian Asset Management, Inc | 17,388 | $5.48M | 0.15% | +100+0.6% | Added |
| Ethic Inc. | 17,347 | $5.47M | 0.22% | +4,491+34.9% | Added |
| KWMG, LLC | 17,208 | $5.43M | 0.73% | +174+1.0% | Added |
| Arrowstreet Capital, Limited Partnership | 17,137 | $5.40M | 0.01% | +13,792+412.3% | Added |
| Crossmark Global Holdings, Inc. | 17,094 | $5.39M | 0.13% | −1,474−7.9% | Reduced |
| Cerity Partners LLC | 13,958 | $5.31M | 0.02% | +677+5.1% | Added |
| Glenmede Trust Co NA | 16,775 | $5.29M | 0.03% | −371−2.2% | Reduced |
| Elo Mutual Pension Insurance Co | 16,517 | $5.21M | 0.17% | +188+1.2% | Added |
| Kentucky Retirement Systems | 16,240 | $5.12M | 0.19% | −343−2.1% | Reduced |
| Maryland State Retirement & Pension System | 16,207 | $5.11M | 0.11% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 16,184 | $5.10M | 0.06% | 00.0% | Unchanged |
| Ostrum Asset Management | 16,160 | $5.10M | 0.44% | +16,160 | New |
| Daiwa Securities Group Inc. | 16,070 | $5.07M | 0.04% | +1,007+6.7% | Added |
| Employees Retirement System of Texas | 15,728 | $4.96M | 0.07% | −28,598−64.5% | Reduced |
| Northwestern Mutual Wealth Management Co | 15,663 | $4.94M | 0.01% | −738−4.5% | Reduced |
| Snowden Capital Advisors LLC | 15,444 | $4.87M | 0.19% | −22−0.1% | Reduced |
| Pacer Advisors, Inc. | 15,420 | $4.86M | 0.02% | +14,943+3,132.7% | Added |
| Global Frontier Investments LLC | 15,000 | $4.73M | 2.12% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 14,893 | $4.70M | 0.01% | −11,588−43.8% | Reduced |
| Pictet & Cie (Europe) SA | 14,893 | $4.70M | 0.20% | −440−2.9% | Reduced |
| Equitable Trust Co | 14,743 | $4.65M | 0.37% | −2,332−13.7% | Reduced |
| Mount Yale Investment Advisors, LLC | 14,665 | $4.62M | 0.52% | +119+0.8% | Added |
| Wealthfront Advisers LLC | 14,306 | $4.51M | 0.02% | −995−6.5% | Reduced |
| Achmea Investment Management B.V. | 14,208 | $4.48M | 0.13% | −4,622−24.5% | Reduced |
| Cetera Advisor Networks LLC | 14,142 | $4.46M | 0.03% | −355−2.4% | Reduced |
| Accurate Wealth Management, LLC | 13,536 | $4.33M | 1.49% | +122+0.9% | Added |
| Strategic Global Advisors, LLC | 13,598 | $4.29M | 0.69% | −1,146−7.8% | Reduced |
| Pittenger & Anderson Inc | 13,560 | $4.28M | 0.22% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 13,400 | $4.22M | 0.11% | 00.0% | Unchanged |
| Jasper Ridge Partners, L.P. | 13,388 | $4.22M | 0.20% | 00.0% | Unchanged |
| Janney Montgomery Scott LLC | 13,152 | $4.15M | 0.02% | +424+3.3% | Added |
| Pathstone Family Office, LLC | 13,157 | $4.10M | 0.07% | +63+0.5% | Added |
| Ieq Capital, LLC | 12,936 | $4.08M | 0.09% | +173+1.4% | Added |
| Synovus Financial Corp | 12,831 | $4.05M | 0.05% | +1,983+18.3% | Added |
| JustInvest LLC | 12,801 | $4.04M | 0.14% | +327+2.6% | Added |
| Oppenheimer Asset Management Inc. | 12,798 | $4.04M | 0.06% | +843+7.1% | Added |
| MML Investors Services, LLC | 12,714 | $4.01M | 0.03% | −2,279−15.2% | Reduced |
| Rockefeller Capital Management L.P. | 12,693 | $4.00M | 0.02% | +992+8.5% | Added |
| Rothschild Investment Corp | 12,547 | $3.96M | 0.35% | +10.0% | Added |
| Illinois Municipal Retirement Fund | 12,318 | $3.88M | 0.08% | −3,873−23.9% | Reduced |
| Bradley Mark J. | 12,295 | $3.88M | 2.81% | +1,465+13.5% | Added |
| Verdence Capital Advisors LLC | 12,061 | $3.80M | 0.46% | −514−4.1% | Reduced |
| SYSTM Wealth Solutions LLC | 11,875 | $3.74M | 0.58% | +303+2.6% | Added |
| Barings LLC | 11,703 | $3.69M | 0.13% | −2,130−15.4% | Reduced |
| Chesley Taft & Associates LLC | 11,666 | $3.68M | 0.24% | +85+0.7% | Added |
| Ar Asset Management Inc | 11,618 | $3.66M | 0.99% | 00.0% | Unchanged |
| Twin Tree Management, LP | 11,610 | $3.66M | 0.10% | +1,924+19.9% | Added |
| Anderson Hoagland & Co | 11,483 | $3.62M | 0.52% | −41−0.4% | Reduced |
| Pure Financial Advisors, Inc. | 11,463 | $3.61M | 0.17% | +13+0.1% | Added |
| Macquarie Group Ltd | 11,363 | $3.58M | 0.00% | 00.0% | Unchanged |
| CX Institutional | 11,283 | $3.58M | 0.19% | −876−7.2% | Reduced |
| Capital Planning Advisors, LLC | 11,215 | $3.54M | 0.75% | −521−4.4% | Reduced |
| TD Private Client Wealth LLC | 11,128 | $3.51M | 0.16% | +886+8.7% | Added |
| Ninety One SA (PTY) Ltd | 11,000 | $3.46M | 0.88% | −6,573−37.4% | Reduced |
| Seascape Capital Management | 10,953 | $3.45M | 1.76% | −1,267−10.4% | Reduced |
| Goelzer Investment Management, Inc. | 10,743 | $3.39M | 0.29% | −540−4.8% | Reduced |
| Van Hulzen Asset Management, LLC | 10,700 | $3.37M | 0.32% | +4,000+59.7% | Added |
| Raymond James Financial Services Advisors, Inc. | 10,455 | $3.30M | 0.01% | +2,270+27.7% | Added |
| Premier Fund Managers Ltd | 10,375 | $3.25M | 0.13% | +10,375 | New |
| Man Group plc | – | $3.24M | 0.01% | – | – |
| Norinchukin Bank, The | 10,239 | $3.23M | 0.06% | +275+2.8% | Added |
| Sawtooth Solutions, LLC | 10,237 | $3.23M | 0.08% | +5,157+101.5% | Added |
| Bleakley Financial Group, LLC | 10,225 | $3.22M | 0.11% | +807+8.6% | Added |
| Guggenheim Capital LLC | 10,041 | $3.17M | 0.03% | −12,758−56.0% | Reduced |
| MidWestOne Financial Group, Inc. | 9,817 | $3.10M | 0.70% | 00.0% | Unchanged |
| Gratus Capital LLC | 9,681 | $3.05M | 0.23% | +29+0.3% | Added |
| New Mexico Educational Retirement Board | 9,545 | $3.01M | 0.15% | −300−3.0% | Reduced |
| Progressive Investment Management Corp | 9,480 | $2.99M | 0.96% | +178+1.9% | Added |
| Savant Capital, LLC | 9,474 | $2.99M | 0.06% | −79−0.8% | Reduced |
| Advisor Partners II, LLC | 9,268 | $2.92M | 0.16% | −465−4.8% | Reduced |
| Metropolitan Life Insurance Co | 9,188 | $2.90M | 0.15% | −2,455−21.1% | Reduced |
| South Dakota Investment Council | 9,133 | $2.88M | 0.06% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 9,115 | $2.87M | 0.01% | +115+1.3% | Added |
| TownSquare Capital, LLC | 9,088 | $2.87M | 0.06% | −2,268−20.0% | Reduced |
| MV Capital Management, Inc. | 9,017 | $2.84M | 0.40% | +97+1.1% | Added |
| Prudential PLC | 8,937 | $2.82M | 0.03% | +525+6.2% | Added |
| George Kaiser Family Foundation | 8,930 | $2.82M | 0.45% | 00.0% | Unchanged |
| Ritholtz Wealth Management | 8,737 | $2.75M | 0.14% | +3,600+70.1% | Added |
| Kestra Advisory Services, LLC | 8,665 | $2.73M | 0.03% | −6,987−44.6% | Reduced |
| Cary Street Partner Investment Advisory LLC | 8,663 | $2.73M | 0.20% | −162−1.8% | Reduced |
| Holocene Advisors, LP | 8,562 | $2.70M | 0.01% | +5,604+189.5% | Added |
| LGT Fund Management Co Ltd. | 8,500 | $2.68M | 1.14% | +4,000+88.9% | Added |
| Union Heritage Capital, LLC | 8,500 | $2.68M | 1.63% | 00.0% | Unchanged |
| Pearl River Capital, LLC | 8,449 | $2.66M | 0.42% | +1,822+27.5% | Added |
| Wellington Management Group LLP | 8,434 | $2.66M | 0.00% | −774,420−98.9% | Reduced |
| Vestcor Inc | 8,316 | $2.62M | 0.10% | −19−0.2% | Reduced |
| Ascent Group, LLC | 8,293 | $2.61M | 0.28% | −104−1.2% | Reduced |
| Legacy Wealth Asset Management, LLC | 8,257 | $2.60M | 0.94% | +37+0.5% | Added |
| ExodusPoint Capital Management, LP | 8,201 | $2.59M | 0.03% | +4,048+97.5% | Added |
| Anchor Capital Advisors LLC | 8,091 | $2.55M | 0.07% | −105−1.3% | Reduced |