# AON PLC (AON)

> Institutional ownership reported to the SEC as of Q3 2026, from Form 13F filings. Source: https://holderbook.com/stocks/AON/

- Reporting holders: 40
- Reported value: $59.8M
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [DUDLEY & SHANLEY, INC.](https://holderbook.com/funds/883511-dudley-shanley-inc/) | $23.6M | 85,202 | 3.7% | 27 |
| [Artemis Investment Management LLP](https://holderbook.com/funds/1535385-artemis-investment-management-llp/) | $10.5M | 38,078 | 0.1% | 15 |
| [KWMG, LLC](https://holderbook.com/funds/1633024-kwmg-llc/) | $6.0M | 21,785 | 0.4% | 26 |
| [Violich Capital Management, Inc.](https://holderbook.com/funds/1326766-violich-capital-management-inc/) | $5.8M | 20,815 | 0.6% | 27 |
| [YHB Investment Advisors, Inc.](https://holderbook.com/funds/1469219-yhb-investment-advisors-inc/) | $2.2M | 7,992 | 0.1% | 25 |
| [Legacy Wealth Asset Management, LLC](https://holderbook.com/funds/1846151-legacy-wealth-asset-management-llc/) | $1.6M | 5,892 | 0.4% | 24 |
| [HF Advisory Group, LLC](https://holderbook.com/funds/1963169-hf-advisory-group-llc/) | $1.1M | 3,951 | 0.3% | 3 |
| [Farther Finance Advisors, LLC](https://holderbook.com/funds/1992825-farther-finance-advisors-llc/) | $1.1M | 3,882 | 0.0% | 16 |
| [CANANDAIGUA NATIONAL BANK & TRUST CO](https://holderbook.com/funds/1074266-canandaigua-national-bank-trust-co/) | $901.2K | 3,256 | 0.1% | 14 |
| [PFW Advisors LLC](https://holderbook.com/funds/1989744-pfw-advisors-llc/) | $799.9K | 2,890 | 0.2% | 14 |
| [Persium Advisors, LLC](https://holderbook.com/funds/2033683-persium-advisors-llc/) | $657.6K | 2,376 | 0.3% | 2 |
| [Factor Wealth Management LTD](https://holderbook.com/funds/2055816-factor-wealth-management-ltd/) | $622.2K | 2,248 | 0.1% | 8 |
| [Venture Visionary Partners LLC](https://holderbook.com/funds/1792283-venture-visionary-partners-llc/) | $489.2K | 1,767 | 0.0% | 22 |
| [Hummer Financial Advisory Services Inc](https://holderbook.com/funds/1802279-hummer-financial-advisory-services-inc/) | $465.8K | 1,683 | 0.3% | 26 |
| [Wedmont Private Capital](https://holderbook.com/funds/1904274-wedmont-private-capital/) | $463.3K | 1,672 | 0.0% | 17 |
| [GAMMA Investing LLC](https://holderbook.com/funds/2010235-gamma-investing-llc/) | $443.4K | 1,602 | 0.0% | 12 |
| [Central Pacific Bank - Trust Division](https://holderbook.com/funds/2020066-central-pacific-bank-trust-division/) | $435.9K | 1,575 | 0.0% | 5 |
| [Athena Wealth Management, LLC](https://holderbook.com/funds/2128243-athena-wealth-management-llc/) | $384.6K | 1,390 | 0.3% | 1 |
| [Ridgewood Investments LLC](https://holderbook.com/funds/1703556-ridgewood-investments-llc/) | $292.3K | 1,056 | 0.1% | 18 |
| [Weaver Consulting Group](https://holderbook.com/funds/1780055-weaver-consulting-group/) | $289.5K | 1,046 | 0.1% | 20 |
| [Apella Capital, LLC](https://holderbook.com/funds/1801507-apella-capital-llc/) | $264.8K | 979 | 0.0% | 7 |
| [Valeo Financial Advisors, LLC](https://holderbook.com/funds/1722641-valeo-financial-advisors-llc/) | $244.6K | 884 | 0.0% | 27 |
| [Everhart Financial Group, Inc.](https://holderbook.com/funds/1852858-everhart-financial-group-inc/) | $242.5K | 876 | 0.0% | 9 |
| [Cooper Financial Group](https://holderbook.com/funds/1751581-cooper-financial-group/) | $221.8K | 801 | 0.0% | 1 |
| [MassMutual Private Wealth & Trust, FSB](https://holderbook.com/funds/1103653-massmutual-private-wealth-trust-fsb/) | $149.2K | 539 | 0.0% | 26 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q3 2026 | 40 | $59.8M |
| Q2 2026 | 1,265 | $68.2B |
| Q1 2026 | 1,257 | $61.4B |
| Q4 2025 | 1,282 | $67.0B |
| Q3 2025 | 1,250 | $68.0B |
| Q2 2025 | 1,235 | $69.8B |
| Q1 2025 | 1,277 | $78.5B |
| Q4 2024 | 1,194 | $71.5B |
| Q3 2024 | 1,153 | $68.8B |
| Q2 2024 | 1,108 | $56.9B |
| Q1 2024 | 1,084 | $62.8B |
| Q4 2023 | 1,061 | $52.2B |