Aon plc
AONLast close · Oct 16, 2026292.55+5.75 (+2.00%)
Market cap$62.1B
Of the 85 managers this site tracks, 10 held Aon (AON) at the end of Q2 2026, their latest 13Fs. The largest position by value was Dodge & Cox's, $2.9B; Viking Global's ($381.9M) and Klarman's ($227.9M) follow. No Schedule 13D or 13G is on file for AON from the activists and large holders the site follows.
Superinvestors holding AON
| Manager | Firm | Quarter | Shares | Value |
|---|---|---|---|---|
| Dodge & Cox | Dodge & Cox | Q2 2026 | 9M | $2.9B |
| Viking Global | Viking Global Investors LP | Q2 2026 | 1M | $381.9M |
| Klarman | Baupost Group LLC | Q2 2026 | 687,000 | $227.9M |
| First Pacific Advisors | First Pacific Advisors, LP | Q2 2026 | 681,367 | $226.0M |
| Wallace Weitz | Weitz Investment Management, Inc. | Q2 2026 | 213,860 | $70.9M |
| Polen Capital | Polen Capital Management LLC | Q2 2026 | 164,035 | $54.4M |
| Thomas Gayner | Markel Group Inc. | Q2 2026 | 135,800 | $45.0M |
| Jensen | Jensen Investment Management Inc | Q2 2026 | 25,789 | $8.6M |
| Bridgewater | Bridgewater Associates, LP | Q2 2026 | 15,663 | $5.2M |
| Yacktman | Yacktman Asset Management LP | Q2 2026 | 12,915 | $4.3M |
13D/13G are SEC beneficial-ownership disclosures, triggered only above 5%; a 13F is a quarterly snapshot filed up to 45 days after quarter end. Superinvestor names link to their full portfolios under Investors.