Form 4 for AON Aon plc
Accepted 2026-03-17 00:00:00 ET · period of report 2026-03-13 · accession 0001193125-26-110782 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-03-17 | 2026-03-13 | AON | Marcell Andy | Gbl CEO, Solution Lines | F - Tax | $321.41 | -793.79 | 8,582 | -8% | -$255.1K |
| DM | 2026-03-17 | 2026-03-13 | AON | Marcell Andy | Gbl CEO, Solution Lines | M - OptEx | — | +1,630 | 9,046 | +22% | — |
| DM | 2026-03-17 | 2026-03-13 | AON | Marcell Andy | Gbl CEO, Solution Lines | M - OptEx | $0.00 | -1,630 | 928 | -64% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Ordinary Stock | 2026-03-13 | F | D | 225.96 | $321.41 | 8,819.57 | D | — | — | |
| 2 | Common | Class A Ordinary Stock | 2026-03-13 | M | A | 1,166 | — | 9,149.36 | D | — | — | (F1) Class A Ordinary Shares acquired upon the vesting of a restricted share unit award. |
| 3 | Common | Class A Ordinary Stock | 2026-03-13 | F | D | 567.83 | $321.41 | 8,581.53 | D | — | — | |
| 4 | Common | Class A Ordinary Stock | 2026-03-13 | M | A | 464 | — | 9,045.53 | D | — | — | (F1) Class A Ordinary Shares acquired upon the vesting of a restricted share unit award. |
| 5 | Derivative | Restricted Share Unit (Right to Receive) | 2026-03-13 | M | D | 1,166 | $0.00 | 0 | D | — · — to 2026-03-15 | 1,166 Class A Ordinary Shares | (F3) The restricted share unit award converts to Class A Ordinary Shares on a 1-for-1 basis. In accordance with Irish law, the reporting person agreed to pay the issuer the nominal value of $0.01 per share issued to the reporting person. (F4) A restricted share unit award was granted on March 23, 2023 and vests in accordance with the terms of the Aon plc 2011 Incentive Compensation Plan, as amended and restated: 33 1/3% of the award vests on each of the first through third anniversary of the date of grant. |
| 6 | Derivative | Restricted Share Unit (Right to Receive) | 2026-03-13 | M | D | 464 | $0.00 | 928 | D | — · — to 2028-03-14 | 464 Class A Ordinary Shares | (F3) The restricted share unit award converts to Class A Ordinary Shares on a 1-for-1 basis. In accordance with Irish law, the reporting person agreed to pay the issuer the nominal value of $0.01 per share issued to the reporting person. (F5) A restricted share unit award was granted on March 14, 2025 and vests in accordance with the terms of the Aon plc 2011 Incentive Compensation Plan, as amended and restated: 33 1/3% of the award vests on each of the first through third anniversary of the date of grant. |