Planned sales, announced before they happen
1 trading plan running, 8 Form 144 notices for $9.9M
Plans running now
1
Darren Zeidel
What AON's directors and officers said they would sell, before they sold: trading plans the company reports each quarter, and the Form 144 notices sellers file on the day of a planned sale. Most of these sales are routine, such as selling shares from vesting stock awards.
Trading plans
Plans adopted or ended
| Insider | What | Date | Shares | Runs to | Reported in |
|---|---|---|---|---|---|
| Darren Zeidel Executive Vice President, General Counsel and Company Secretary |
Adopted 10b5-1 plan | Nov 5, 2025 | up to 7,021 | Feb 2, 2027 | 10-K Feb 13, 2026 |
What the company wroteOn November 5, 2025, Darren Zeidel, Executive Vice President, General Counsel and Company Secretary, adopted a new Rule 10b5-1 trading plan intended to satisfy the affirmative defense in Rule 10b5-1(c). The plan’s maximum length is until February 2, 2027 and first trades were not permitted to occur until February 3, 2026, at the earliest. The plan is intended to permit Mr. Zeidel to sell 5,650 and 7,021 class A ordinary shares of Aon received pursuant to the vesting of certain equity awards, net of any shares withheld for taxes. | |||||
| Darren Zeidel Executive Vice President, General Counsel and Company Secretary |
Adopted 10b5-1 plan | Mar 8, 2024 | up to 3,298 | 298 days | 10-Q Apr 26, 2024 |
What the company wroteOn March 8, 2024, Darren Zeidel, Executive Vice President, General Counsel and Company Secretary of the Company, adopted a new Rule 10b5-1 trading plan. The plan’s maximum length is until December 31, 2024 and first trades will not occur until June 7, 2024, at the earliest. The plan is intended to permit Mr. Zeidel to sell 3,299 and 3,298 class A ordinary shares of Aon in two separate transactions. | |||||
From the XBRL of the company's 10-Qs and 10-Ks (Regulation S-K Item 408, reported since 2023): 16 filings checked since Apr 28, 2023.
Form 144
Notices of planned sales
| Filed | Seller | Shares | Value | Shares came from | 10b5-1 plan | Form 4 sales after |
|---|---|---|---|---|---|---|
| Jul 28, 2026 | Zeidel Darren Officer |
1,900 | $718K | Restricted Stock Vesting | adopted Nov 5, 2025 | 1,900 shares from Jul 28, 2026 |
| Jul 17, 2026 | Zeidel Darren Officer |
1,950 | $726K | Restricted Stock Vesting | adopted Nov 5, 2025 | 3,850 shares from Jul 17, 2026 |
| Jul 7, 2026 | Zeidel Darren Officer |
600 | $216K | Restricted Stock Vesting | adopted Nov 5, 2025 | 4,450 shares from Jul 7, 2026 |
| Jun 4, 2026 | Goltermann Lori Officer |
5,766 | $1.9M | Dividend Reinvestment; ESPP Purchase; Open Market Purchase; Restricted Stock Vesting | none given | none found |
| Feb 26, 2026 | Zeidel Darren Officer |
4,300 | $1.4M | Restricted Stock Vesting | none given | none found |
| Feb 17, 2026 | Zeidel Darren Officer |
5,040 | $1.6M | Restricted Stock Vesting | adopted Nov 5, 2025 | none found |
| Nov 25, 2025 | Neller Michael Former Officer |
700 | $245K | Restricted Stock Vesting | none given | none found |
| Nov 5, 2025 | Zeidel Darren Officer |
8,800 | $3.0M | Restricted Stock Vesting | none given | none found |
From the Form 144 XML filed with the SEC, since Nov 5, 2025. The value is the seller's estimate on the notice. "Form 4 sales after" matches the seller's Form 4 sales in the 30 days after the notice, by name; Form 4s go back 180 days.