Aon plc (AON) insider trading
Every open-market stock purchase and sale by Aon plc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Lester B Knight (Insider) bought $6.5M in the last 90 days.
- Darren Zeidel (General Counsel) sold $718K in the last 90 days.
- Congress: Alan Armstrong bought $1K to $15K, 7 months ago.
Last 12 months: insiders bought $7.8M (2 buys) and sold $7.8M (6 sales). Last close $306.80 on Oct 22, 2026.
Recent AON insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Sep 2, 2026 | Lester B Knight (Insider) | Bought | $2.4M |
| Sep 2, 2026 | Lester B Knight (Insider) | Bought | $1.7M |
| Sep 2, 2026 | Lester B Knight (Insider) | Bought | $1.4M |
| Sep 2, 2026 | Lester B Knight (Insider) | Bought | $566K |
| Sep 2, 2026 | Lester B Knight (Insider) | Bought | $475K |
| Sep 2, 2026 | Lester B Knight (Insider) | Bought | $121K |
| Jul 28, 2026 | Darren Zeidel (General Counsel) | Sold | $274K |
| Jul 28, 2026 | Darren Zeidel (General Counsel) | Sold | $263K |
| Jul 28, 2026 | Darren Zeidel (General Counsel) | Sold | $181K |
| Jul 17, 2026 | Darren Zeidel (General Counsel) | Sold | $252K |
| Jul 17, 2026 | Darren Zeidel (General Counsel) | Sold | $242K |
| Jul 17, 2026 | Darren Zeidel (General Counsel) | Sold | $231K |
| Jul 7, 2026 | Darren Zeidel (General Counsel) | Sold | $216K |
| Jul 1, 2026 | Edmund Reese (CFO) | Sold (not open market) | $755K |
| Jul 1, 2026 | Edmund Reese (CFO) | Bought (not open market) | — |
| Jul 1, 2026 | Edmund Reese (CFO) | Bought (not open market) | — |
| Jun 25, 2026 | Jin-Yong Cai (Insider) | Sold (not open market) | $125K |
| Jun 25, 2026 | Jose Antonio Alvarez (Insider) | Sold (not open market) | $118K |
| Jun 25, 2026 | James G. Stavridis (Insider) | Sold (not open market) | $58.8K |
| Jun 25, 2026 | Adriana Karaboutis (Insider) | Sold (not open market) | $58.8K |
| Jun 25, 2026 | Sarah G Smith (Insider) | Sold (not open market) | $58.8K |
| Jun 25, 2026 | Byron Spruell (Insider) | Sold (not open market) | $58.8K |
| Jun 25, 2026 | Gloria Santona (Insider) | Sold (not open market) | $58.8K |
| Jun 25, 2026 | Cheryl A Francis (Insider) | Sold (not open market) | $58.8K |
| Jun 25, 2026 | Jeffrey C Campbell (Insider) | Sold (not open market) | $58.8K |
Who's trading AON
- Lester B Knight, Insider: bought $7.8M (7 buys), last Sep 2, 2026
- Darren Zeidel, General Counsel: sold $7.8M (11 sales), last Jul 28, 2026
- Edmund Reese, CFO: other filings, last Jul 1, 2026
- Jin-Yong Cai, Insider: other filings, last Jun 25, 2026
- Byron Spruell, Insider: other filings, last Jun 25, 2026
- James G. Stavridis, Insider: other filings, last Jun 25, 2026
- Adriana Karaboutis, Insider: other filings, last Jun 25, 2026
- Gloria Santona, Insider: other filings, last Jun 25, 2026
- Cheryl A Francis, Insider: other filings, last Jun 25, 2026
- Richard C Notebaert, Insider: other filings, last Jun 25, 2026
- Jo Ann Jenkins, Insider: other filings, last Jun 25, 2026
- Sarah G Smith, Insider: other filings, last Jun 25, 2026
- Jose Antonio Alvarez, Insider: other filings, last Jun 25, 2026
- Jeffrey C Campbell, Insider: other filings, last Jun 25, 2026
- Alan Armstrong, Senator: bought $8K (1 buy), last Mar 27, 2026
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