AON · CUSIP G0403H108
Aon PLC
Reported by 9 of 79 curated managers in Q2 2026, in the holdings snapshot last exported 2026-10-26.
- Managers holding
- 9
- Average portfolio weight
- 1.7%
- Combined reported value
- $3.9B
- Research group
- 79
9 of the 79 superinvestors Shameless Cloning tracks reported Aon PLC (AON) in their Q2 2026 13F filings, worth $3.9B combined, at an average 1.7% of their portfolios. The largest positions by portfolio weight belong to Wallace Weitz (4.9%), Seth Klarman (4.2%), First Pacific Advisors (2.8%).
Reporting managers
This is a historical 13F snapshot, not a live shareholder register. The count covers all matched managers; dashboard rankings use only those with at least 95% coverage. Reported value is measured at filing quarter-end, not at today's price.
| Manager / SEC filer | % of portfolio | Reported value |
|---|---|---|
| Wallace WeitzWEITZ INVESTMENT MANAGEMENT, INC. | 4.9% | $70.9M |
| Seth KlarmanBAUPOST GROUP LLC/MA | 4.2% | $227.9M |
| First Pacific AdvisorsFirst Pacific Advisors, LP | 2.8% | $226.0M |
| Dodge & Cox FundsDodge & Cox | 1.5% | $2.9B |
| Viking Global InvestorsVIKING GLOBAL INVESTORS LP | 1.1% | $381.9M |
| Polen Capital ManagementPOLEN CAPITAL MANAGEMENT LLC | 0.5% | $54.4M |
| Thomas GaynerMarkel Group Inc. | 0.3% | $45.0M |
| Jensen Investment ManagementJENSEN INVESTMENT MANAGEMENT INC | 0.2% | $8.6M |
| Yacktman Asset ManagementYACKTMAN ASSET MANAGEMENT LP | 0.1% | $4.3M |