AonAON
13F holders, Q4 2025 (December 31)3holders −1
0new positions
1sold out
$352.88avg. 13F price*
At the end of Q4 2025, 3 institutions reported holding Aon PLC (AON) in their 13F filings, down 1 from Q3 2025. 0 opened new positions and 1 sold out. The largest holders were HC Advisors, LLC ($423K), Horizon Financial Services, LLC ($272K) and Byrne Asset Management LLC ($9K).
- Company
- Aon PLC
- CUSIP
- G0408V102
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 0 | $0 |
| Exits | 1 | $23.6M |
All 13F filers, Q3 2025 → Q4 2025: 66,161 shares sold, net −66,161 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 3 holders
| HC Advisors, LLC | 0.29% | No change | 1,199 | $423K |
| Horizon Financial Services, LLC | 0.12% | No change | 771 | $272K |
| Byrne Asset Management LLC | 0.01% | No change | 25 | $9K |
"% of holder's portfolio" is AON's weight in each manager's 13F, not the share of Aon PLC the manager owns.