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, Q3 2024
Institutional positions in Aon plc as of Sep 30, 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
- 1,148
- +51 vs. Q2 2024
- Shares held
- 190.7M
- +17.5M (+10.1%) vs. Q2 2024
- Total value
- $66.1B
- +$15.2B (+30.0%) vs. Q2 2024
- New holders
- 130
- 409 more added
- Sold out
- 79
- 376 more reduced
13 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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.
| 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, Q3 2024
Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 19,431,391 | $6.72B | 0.12% | +123,724+0.6% | Added |
| BlackRock, Inc. | 14,257,686 | $4.93B | 0.10% | +14,257,686 | New |
| Massachusetts Financial Services Co | 12,164,459 | $4.21B | 1.26% | −388,110−3.1% | Reduced |
| Capital World Investors | 12,068,848 | $4.18B | 0.65% | +32,026+0.3% | Added |
| State Street Corp | 8,844,121 | $3.06B | 0.12% | +32,417+0.4% | Added |
| Morgan Stanley | 8,122,037 | $2.81B | 0.20% | −83,238−1.0% | Reduced |
| JPMorgan Chase & Co | 4,960,703 | $1.72B | 0.14% | +2,364,966+91.1% | Added |
| HPS Investment Partners, LLC | 4,339,759 | $1.50B | 97.60% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 4,322,177 | $1.49B | 0.12% | +38,447+0.9% | Added |
| Mawer Investment Management Ltd. | 4,269,465 | $1.48B | 6.73% | −136,315−3.1% | Reduced |
| Berkshire Hathaway IncSuperinvestorBerkshire Hathaway | 4,100,000 | $1.42B | 0.53% | 00.0% | Unchanged |
| Eagle Capital Management LLC | 3,986,248 | $1.38B | 5.12% | −14,884−0.4% | Reduced |
| WCM Investment Management, LLC | 3,485,584 | $1.21B | 2.75% | +7670.0% | Added |
| Veritas Asset Management LLP | 3,010,557 | $1.04B | 7.70% | +883,761+41.6% | Added |
| Sustainable Growth Advisers, LP | 2,826,468 | $977.9M | 4.14% | +66,593+2.4% | Added |
| Lazard Asset Management LLC | 2,667,404 | $922.9M | 1.23% | −602,136−18.4% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 2,264,501 | $783.5M | 0.84% | +64,482+2.9% | Added |
| Bank of New York Mellon Corp | 2,221,232 | $768.5M | 0.14% | +220,263+11.0% | Added |
| Capital International Investors | 2,048,745 | $709.0M | 0.14% | −150,663−6.9% | Reduced |
| Neuberger Berman Group LLC | 2,037,714 | $705.0M | 0.55% | +51,281+2.6% | Added |
| Northern Trust Corp | 1,975,501 | $683.5M | 0.11% | −110,605−5.3% | Reduced |
| Independent Franchise Partners LLP | 1,971,897 | $682.3M | 6.02% | −437,633−18.2% | Reduced |
| Boston Partners | 1,791,292 | $620.4M | 0.73% | +447,218+33.3% | Added |
| Farallon Capital Management, L.L.C. | 1,706,000 | $590.3M | 3.24% | −169,200−9.0% | Reduced |
| Bank of America Corp | 1,695,898 | $586.8M | 0.05% | −71,382−4.0% | Reduced |
| Mackenzie Financial Corp | 1,613,421 | $558.2M | 0.78% | −304,780−15.9% | Reduced |
| Norges Bank | 1,572,252 | $544.0M | 0.08% | −402,517−20.4% | Reduced |
| Longview Partners (Guernsey) LTD | 1,528,714 | $528.9M | 3.63% | +8,120+0.5% | Added |
| Legal & General Group Plc | 1,404,620 | $486.0M | 0.13% | −27,499−1.9% | Reduced |
| Cantillon Capital Management LLC | 1,316,218 | $455.4M | 2.78% | +177,956+15.6% | Added |
| Ameriprise Financial Inc | 1,306,151 | $451.9M | 0.12% | +87,593+7.2% | Added |
| Charles Schwab Investment Management Inc | 1,206,763 | $417.5M | 0.08% | +11,922+1.0% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 1,201,907 | $415.8M | 0.43% | +388,846+47.8% | Added |
| FIL Ltd | 1,159,322 | $401.1M | 0.36% | −210,821−15.4% | Reduced |
| Artisan Partners Limited Partnership | 1,107,347 | $383.1M | 0.57% | +125,932+12.8% | Added |
| UBS Asset Management Americas Inc | 1,050,537 | $363.5M | 0.09% | +808,990+334.9% | Added |
| Meritage Group LP | 996,211 | $344.7M | 8.05% | −95,837−8.8% | Reduced |
| Diamond Hill Capital Management Inc | 972,211 | $336.4M | 1.36% | +972,211 | New |
| Goldman Sachs Group Inc | 969,445 | $335.4M | 0.06% | −129,601−11.8% | Reduced |
| Invesco Ltd. | 964,945 | $333.9M | 0.06% | +6,474+0.7% | Added |
| Manufacturers Life Insurance Company, The | 858,551 | $297.1M | 0.26% | −122,114−12.5% | Reduced |
| California Public Employees Retirement System | 843,331 | $291.8M | 0.20% | −45,020−5.1% | Reduced |
| C WorldWide Group Holding A/S | 807,034 | $279.2M | 2.90% | −7,169−0.9% | Reduced |
| Polen Capital Management LLC | 781,489 | $270.4M | 0.70% | −40,552−4.9% | Reduced |
| Nuveen Asset Management, LLC | 776,960 | $268.8M | 0.08% | +85,628+12.4% | Added |
| First Pacific Advisors, LP | 733,988 | $254.0M | 3.53% | −2,833−0.4% | Reduced |
| Price T Rowe Associates Inc | 715,996 | $247.7M | 0.03% | −15,521−2.1% | Reduced |
| Barclays PLC | 711,557 | $246.2M | 0.11% | −259,406−26.7% | Reduced |
| Amundi | 675,522 | $239.1M | 0.09% | +136,974+25.4% | Added |
| Dimensional Fund Advisors LP | 666,779 | $230.7M | 0.06% | +10,835+1.7% | Added |
| USS Investment Management Ltd | 646,941 | $223.8M | 1.64% | −702−0.1% | Reduced |
| FMR LLC | 628,956 | $217.6M | 0.01% | +174,838+38.5% | Added |
| International Assets Investment Management, LLC | 261,870 | $210.2M | 0.96% | +261,870 | New |
| Omers Administration Corp | 601,203 | $208.0M | 1.91% | 00.0% | Unchanged |
| Blair William & Co | 592,550 | $205.0M | 0.60% | −9,967−1.7% | Reduced |
| Swiss National Bank | 580,900 | $201.0M | 0.13% | −6,900−1.2% | Reduced |
| Viking Global Investors LPSuperinvestorViking Global Investors | 563,027 | $194.8M | 0.71% | +563,027 | New |
| Bank of Montreal | 559,993 | $194.7M | 0.09% | +115,519+26.0% | Added |
| UBS Group AG | 562,059 | $194.5M | 0.05% | +18,782+3.5% | Added |
| Balyasny Asset Management LLC | 550,736 | $190.5M | 0.49% | +543,749+7,782.3% | Added |
| Assenagon Asset Management S.A. | 545,210 | $188.6M | 0.39% | +124,454+29.6% | Added |
| Fiera Capital Corp | 484,561 | $167.7M | 0.50% | −45,824−8.6% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 454,533 | $157.3M | 0.11% | +909+0.2% | Added |
| National Pension Service | 394,556 | $136.5M | 0.13% | +23,913+6.5% | Added |
| Envestnet Asset Management Inc | 375,150 | $129.8M | 0.04% | +16,185+4.5% | Added |
| Rhumbline Advisers | 374,804 | $129.7M | 0.12% | −9,755−2.5% | Reduced |
| Fiducient Advisors LLC | 374,391 | $129.5M | 14.96% | +2,000+0.5% | Added |
| Douglass Winthrop Advisors, LLC | 372,419 | $128.9M | 2.46% | +5,399+1.5% | Added |
| Voya Investment Management LLC | 356,387 | $123.3M | 0.13% | +259,551+268.0% | Added |
| Royal Bank of Canada | 345,193 | $119.4M | 0.03% | −48,708−12.4% | Reduced |
| Haverford Trust Co | 337,040 | $116.6M | 1.14% | +1,090+0.3% | Added |
| Deutsche Bank AG | 336,672 | $116.5M | 0.05% | +25,495+8.2% | Added |
| California State Teachers Retirement System | 322,109 | $111.4M | 0.13% | −3,934−1.2% | Reduced |
| Woodline Partners LP | 309,754 | $107.2M | 0.91% | +196,602+173.8% | Added |
| Kovitz Investment Group Partners, LLC | 301,514 | $102.5M | 0.73% | −35,083−10.4% | Reduced |
| Wells Fargo & Company | 295,619 | $102.3M | 0.02% | −5,688−1.9% | Reduced |
| BloombergSen Inc. | 294,606 | $101.9M | 8.59% | 00.0% | Unchanged |
| Millennium Management LLC | 293,590 | $101.6M | 0.09% | +53,903+22.5% | Added |
| Natixis Advisors, L.P. | 287,451 | $99.5M | 0.19% | −15,281−5.0% | Reduced |
| Wealthspire Advisors, LLC | 282,579 | $97.8M | 0.99% | −21,696−7.1% | Reduced |
| Davenport & Co LLC | 280,947 | $97.3M | 0.57% | −3,185−1.1% | Reduced |
| New York State Common Retirement Fund | 279,948 | $96.9M | 0.13% | −24,057−7.9% | Reduced |
| DekaBank Deutsche Girozentrale | 275,444 | $95.2M | 0.18% | +35,026+14.6% | Added |
| Voloridge Investment Management, LLC | 264,773 | $91.6M | 0.33% | +116,661+78.8% | Added |
| Russell Investments Group, Ltd. | 263,476 | $91.2M | 0.13% | −69,809−20.9% | Reduced |
| Bowie Capital Management, LLC | 263,381 | $91.1M | 5.13% | +900+0.3% | Added |
| Prana Capital Management, LP | 262,934 | $91.0M | 4.17% | −41,956−13.8% | Reduced |
| Weitz Investment Management, Inc.SuperinvestorWeitz Investment Management | 260,950 | $90.3M | 4.45% | 00.0% | Unchanged |
| Principal Financial Group Inc | 254,481 | $88.0M | 0.05% | −634,688−71.4% | Reduced |
| Scharf Investments, LLC | 250,739 | $86.8M | 2.39% | +10,314+4.3% | Added |
| Altrinsic Global Advisors LLC | 247,546 | $85.6M | 3.64% | −8,461−3.3% | Reduced |
| SEI Investments Co | 238,813 | $82.6M | 0.11% | +3,550+1.5% | Added |
| Lord, Abbett & Co. LLC | 229,458 | $79.4M | 0.25% | +229,458 | New |
| Nicholas Company, Inc. | 228,305 | $79.0M | 1.29% | +600.0% | Added |
| Alliancebernstein L.P. | 220,408 | $76.3M | 0.03% | −2,595−1.2% | Reduced |
| Raymond James & Associates | 215,322 | $74.5M | 0.05% | +12,850+6.3% | Added |
| Aviva PLC | 214,910 | $74.4M | 0.19% | −41,068−16.0% | Reduced |
| Bain Capital Public Equity Management II, LLC | 211,172 | $73.1M | 3.32% | +211,172 | New |
| Ensign Peak Advisors, Inc | 208,754 | $72.2M | 0.13% | −7,356−3.4% | Reduced |
| Capital Group Private Client Services, Inc. | 201,667 | $69.8M | 0.66% | −39,168−16.3% | Reduced |