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 2022
Institutional positions in Aon plc as of Dec 31, 2022. 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
- 1,034
- +103 vs. Q3 2022
- Shares held
- 175.2M
- −4.68M (−2.6%) vs. Q3 2022
- Total value
- $52.6B
- +$4.34B (+9.0%) vs. Q3 2022
- New holders
- 165
- 319 more added
- Sold out
- 62
- 356 more reduced
19 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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 | 1,265 | $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, Q4 2022
Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 18,011,439 | $5.41B | 0.15% | −23,018−0.1% | Reduced |
| Massachusetts Financial Services Co | 15,696,336 | $4.71B | 1.64% | −666,863−4.1% | Reduced |
| BlackRock Inc. | 13,736,931 | $4.12B | 0.13% | +205,685+1.5% | Added |
| Capital World Investors | 9,889,339 | $2.97B | 0.63% | −69,910−0.7% | Reduced |
| State Street Corp | 8,642,483 | $2.59B | 0.15% | −104,171−1.2% | Reduced |
| Capital International Investors | 5,784,711 | $1.74B | 0.47% | −14,109−0.2% | Reduced |
| Mawer Investment Management Ltd. | 5,134,182 | $1.54B | 8.69% | −126,952−2.4% | Reduced |
| WCM Investment Management, LLC | 5,104,272 | $1.53B | 5.11% | −176,393−3.3% | Reduced |
| Lazard Asset Management LLC | 4,782,010 | $1.44B | 1.98% | −158,274−3.2% | Reduced |
| Berkshire Hathaway IncSuperinvestorBerkshire Hathaway | 4,396,000 | $1.32B | 0.44% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 4,021,085 | $1.20B | 0.17% | +21,190+0.5% | Added |
| Neuberger Berman Group LLC | 2,656,354 | $797.4M | 0.78% | +70,574+2.7% | Added |
| Northern Trust Corp | 2,466,703 | $740.4M | 0.16% | −63,067−2.5% | Reduced |
| Eagle Capital Management LLC | 2,327,202 | $698.5M | 3.31% | −1,043,496−31.0% | Reduced |
| Bank of America Corp | 2,300,425 | $690.4M | 0.09% | −65,804−2.8% | Reduced |
| Morgan Stanley | 2,223,478 | $667.4M | 0.08% | +620,067+38.7% | Added |
| GQG Partners LLC | 2,200,848 | $660.6M | 1.79% | +430,080+24.3% | Added |
| Independent Franchise Partners LLP | 2,044,612 | $613.7M | 6.01% | −37,845−1.8% | Reduced |
| Bank of New York Mellon Corp | 1,913,072 | $574.2M | 0.13% | −70,265−3.5% | Reduced |
| Longview Partners (Guernsey) LTD | 1,736,189 | $521.1M | 4.14% | −20,600−1.2% | Reduced |
| JPMorgan Chase & Co | 1,581,535 | $474.7M | 0.07% | −56,719−3.5% | Reduced |
| Invesco Ltd. | 1,551,704 | $465.7M | 0.14% | −27,268−1.7% | Reduced |
| Legal & General Group Plc | 1,421,698 | $426.7M | 0.16% | −59,983−4.0% | Reduced |
| Artisan Partners Limited Partnership | 1,378,530 | $413.8M | 0.73% | −655,049−32.2% | Reduced |
| Sustainable Growth Advisers, LP | 1,267,093 | $380.3M | 2.48% | +1,236,996+4,110.0% | Added |
| UBS Asset Management Americas Inc | 1,229,647 | $369.1M | 0.19% | +75,398+6.5% | Added |
| Cantillon Capital Management LLC | 1,200,586 | $360.3M | 3.05% | −21,328−1.7% | Reduced |
| California Public Employees Retirement System | 1,163,467 | $349.2M | 0.30% | −64,877−5.3% | Reduced |
| Price T Rowe Associates Inc | 1,145,475 | $343.8M | 0.06% | −2,783−0.2% | Reduced |
| Norges Bank | 1,139,208 | $341.9M | 0.08% | +82,678+7.8% | Added |
| FMR LLC | 1,118,159 | $335.6M | 0.03% | +15,122+1.4% | Added |
| Charles Schwab Investment Management Inc | 1,058,046 | $317.6M | 0.10% | +4,174+0.4% | Added |
| Boston Partners | 1,042,393 | $312.9M | 0.42% | −82,546−7.3% | Reduced |
| Polen Capital Management LLC | 998,370 | $299.7M | 0.87% | −66,219−6.2% | Reduced |
| Principal Financial Group Inc | 937,246 | $281.3M | 0.21% | +51,193+5.8% | Added |
| Goldman Sachs Group Inc | 936,451 | $281.1M | 0.08% | +78,872+9.2% | Added |
| Dimensional Fund Advisors LP | 931,098 | $279.5M | 0.10% | −63,727−6.4% | Reduced |
| Ameriprise Financial Inc | 893,167 | $268.1M | 0.09% | −26,293−2.9% | Reduced |
| Royal Bank of Canada | 864,251 | $259.4M | 0.08% | +53,987+6.7% | Added |
| Swiss National Bank | 857,200 | $257.3M | 0.18% | −63,174−6.9% | Reduced |
| Janus Henderson Group PLC | 826,004 | $247.9M | 0.18% | −524,398−38.8% | Reduced |
| First Pacific Advisors, LP | 793,205 | $238.1M | 3.65% | −52,696−6.2% | Reduced |
| Farallon Capital Management, L.L.C. | 788,086 | $236.5M | 1.53% | −20,400−2.5% | Reduced |
| Wellington Management Group LLP | 782,854 | $235.0M | 0.05% | −561,167−41.8% | Reduced |
| Voya Investment Management LLC | 768,146 | $230.6M | 0.27% | −2,479−0.3% | Reduced |
| Blair William & Co | 759,945 | $228.1M | 0.99% | −2,614−0.3% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 665,936 | $199.9M | 0.36% | +112,562+20.3% | Added |
| Barclays PLC | 658,415 | $197.6M | 0.17% | +294,083+80.7% | Added |
| FIL Ltd | 655,370 | $196.7M | 0.24% | +34,403+5.5% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 629,032 | $188.8M | 0.15% | −3,912−0.6% | Reduced |
| Bessemer Group Inc | 594,707 | $178.5M | 0.43% | −13,404−2.2% | Reduced |
| Ensign Peak Advisors, Inc | 559,089 | $167.8M | 0.38% | −80,827−12.6% | Reduced |
| Manufacturers Life Insurance Company, The | 519,360 | $155.9M | 0.10% | +60,331+13.1% | Added |
| Frontier Capital Management Co LLC | 514,311 | $154.4M | 1.68% | −17,317−3.3% | Reduced |
| Vaughan Nelson Investment Management, L.P. | 479,280 | $143.9M | 1.86% | −111,307−18.8% | Reduced |
| Natixis Advisors, L.P. | 455,828 | $136.8M | 0.52% | −67,149−12.8% | Reduced |
| Amundi | 418,748 | $130.7M | 0.07% | −6,352−1.5% | Reduced |
| Deutsche Bank AG | 424,784 | $127.5M | 0.07% | −45,030−9.6% | Reduced |
| Capital Group Private Client Services, Inc. | 415,621 | $124.7M | 1.57% | −7,733−1.8% | Reduced |
| DSM Capital Partners LLC | 406,154 | $121.9M | 2.03% | −64,077−13.6% | Reduced |
| BloombergSen Inc. | 386,796 | $116.1M | 10.05% | −98,152−20.2% | Reduced |
| Russell Investments Group, Ltd. | 374,786 | $112.6M | 0.23% | −27,695−6.9% | Reduced |
| Omers Administration Corp | 373,137 | $112.0M | 1.79% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 367,085 | $110.2M | 0.15% | −56,271−13.3% | Reduced |
| Rhumbline Advisers | 360,876 | $108.3M | 0.15% | +6,059+1.7% | Added |
| Polar Capital Holdings Plc | 360,000 | $108.1M | 0.86% | 00.0% | Unchanged |
| California State Teachers Retirement System | 358,363 | $107.6M | 0.17% | +651+0.2% | Added |
| Douglass Winthrop Advisors, LLC | 348,976 | $104.7M | 2.87% | +1,688+0.5% | Added |
| Credit Suisse AG | 333,982 | $100.2M | 0.11% | −98,602−22.8% | Reduced |
| Haverford Trust Co | 330,371 | $99.2M | 1.22% | +33,535+11.3% | Added |
| Wells Fargo & Company | 319,651 | $95.9M | 0.03% | +2,476+0.8% | Added |
| CIBC World Markets Corp | 297,821 | $89.4M | 0.60% | +33,489+12.7% | Added |
| Broad Run Investment Management, LLC | 278,247 | $83.5M | 10.06% | −87,227−23.9% | Reduced |
| Nicholas Company, Inc. | 273,120 | $82.0M | 1.75% | −750.0% | Reduced |
| Schroder Investment Management Group | 270,687 | $81.2M | 0.13% | −62,888−18.9% | Reduced |
| Alliancebernstein L.P. | 270,189 | $81.1M | 0.04% | −7,788−2.8% | Reduced |
| Cooper Investors Pty Ltd | 252,760 | $75.9M | 7.13% | −15,603−5.8% | Reduced |
| Envestnet Asset Management Inc | 247,042 | $74.1M | 0.04% | +3,887+1.6% | Added |
| Bank of Montreal | 234,869 | $70.8M | 0.06% | +23,962+11.4% | Added |
| State Board of Administration of Florida Retirement System | 232,695 | $69.8M | 0.17% | −9,260−3.8% | Reduced |
| New York State Teachers Retirement System | 227,731 | $68.4M | 0.17% | +323+0.1% | Added |
| Kovitz Investment Group Partners, LLC | 227,152 | $68.2M | 1.35% | −12,886−5.4% | Reduced |
| Davenport & Co LLC | 226,847 | $68.1M | 0.56% | −1,657−0.7% | Reduced |
| Vontobel Asset Management Inc | 226,374 | $67.9M | 0.54% | +18,127+8.7% | Added |
| Raymond James & Associates | 220,075 | $66.1M | 0.06% | −2,121−1.0% | Reduced |
| Pensioenfonds Rail & Ov | 226,540 | $63.7M | 2.83% | −48,846−17.7% | Reduced |
| Korea Investment CORP | 212,090 | $63.7M | 0.20% | +57,761+37.4% | Added |
| SEI Investments Co | 202,819 | $60.9M | 0.14% | −30,375−13.0% | Reduced |
| Gladstone Capital Management LLP | 200,428 | $60.2M | 7.78% | +200,428 | New |
| CIBC Asset Management Inc | 197,163 | $59.2M | 0.25% | −25,450−11.4% | Reduced |
| APG Asset Management N.V. | 193,449 | $58.1M | 0.11% | +26,197+15.7% | Added |
| Obermeyer Wood Investment Counsel, LLLP | 193,087 | $58.0M | 4.38% | −4,185−2.1% | Reduced |
| HM Payson & Co | 190,342 | $57.1M | 1.42% | +12,925+7.3% | Added |
| James Hambro & Partners | 187,520 | $56.3M | 4.30% | −159−0.1% | Reduced |
| UBS Group AG | 186,964 | $56.1M | 0.03% | +53,757+40.4% | Added |
| Acadian Asset Management LLC | 186,716 | $56.0M | 0.28% | −72,993−28.1% | Reduced |
| Ardevora Asset Management LLP | 183,451 | $55.1M | 0.94% | −18,073−9.0% | Reduced |
| Stifel Financial Corp | 182,272 | $54.7M | 0.08% | −860.0% | Reduced |
| Citadel Advisors LLC | 175,272 | $52.6M | 0.06% | +6,304+3.7% | Added |
| Jacobs Levy Equity Management, Inc | 174,416 | $52.3M | 0.35% | +15,878+10.0% | Added |