AONAon plc
Aon plc (which may be referred to as “Aon,” the “Company,” “we,” “us,” or “our”) is a leading global professional services firm. 10-K, Item 1
- Employees
- 60,000
- Headquarters
- Dublin 2, L2
- CEO
- Gregory C. Case
- Next results
- around Jan 29, 2027
Every trade in AON shares that directors, officers and 10% owners reported on Form 4 since May 14, 2026. Open-market buys and sales are the trades the insider chose to make; grants, option exercises and shares withheld for tax are part of pay.
| Date | Insider | Role | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|---|
| Sep 2, 2026 | Lester B. Knight (indirect) | Director | Buy | 1,739 | 325.63 | 566K | 144,739 |
| Sep 2, 2026 | Lester B. Knight (indirect) | Director | Buy | 5,097 | 326.53 | 1.7M | 149,836 |
| Sep 2, 2026 | Lester B. Knight (indirect) | Director | Buy | 7,212 | 327.52 | 2.4M | 157,048 |
| Sep 2, 2026 | Lester B. Knight (indirect) | Director | Buy | 4,145 | 328.34 | 1.4M | 161,193 |
| Sep 2, 2026 | Lester B. Knight (indirect) | Director | Buy | 1,440 | 329.69 | 475K | 162,633 |
| Sep 2, 2026 | Lester B. Knight (indirect) | Director | Buy | 367 | 330.51 | 121K | 163,000 |
| Jul 28, 2026 | Darren Zeidel | General Counsel | Sale (10b5-1) | -700 | 376.00 | 263K | 12,704 |
| Jul 28, 2026 | Darren Zeidel | General Counsel | Sale (10b5-1) | -725 | 378.00 | 274K | 11,979 |
| Jul 28, 2026 | Darren Zeidel | General Counsel | Sale (10b5-1) | -475 | 380.00 | 180K | 11,504 |
| Jul 17, 2026 | Darren Zeidel | General Counsel | Sale (10b5-1) | -625 | 370.00 | 231K | 14,729 |
| Jul 17, 2026 | Darren Zeidel | General Counsel | Sale (10b5-1) | -650 | 372.00 | 242K | 14,079 |
| Jul 17, 2026 | Darren Zeidel | General Counsel | Sale (10b5-1) | -675 | 374.00 | 252K | 13,404 |
| Jul 7, 2026 | Darren Zeidel | General Counsel | Sale (10b5-1) | -600 | 360.00 | 216K | 15,354 |
From the Form 4s in SEC's filing index; each date links to the filing. The Insider selling plans tab shows planned sales (10b5-1 plans and Form 144).
Work on AON in a spreadsheet:
Excel workbook (a sheet per section, ten years by column, charts, links to the filings) ·
CSV.
For a Google Sheet that stays up to date, paste =IMPORTDATA("https://tickdelta.com/company/AON/export.csv") into a cell.