AON Insider Activity
View recent SEC Form 4 insider transactions for AON, including purchases, sales, option exercises, and other insider filings.
| Date | Insider | Type | Quantity | Price | Total Value | Shares Owned |
|---|---|---|---|---|---|---|
| Sep 02, 2026 | KNIGHT LESTER B | Purchase | 1,739 | $325.63 | $566,270.57 | 144,739 |
| Sep 02, 2026 | KNIGHT LESTER B | Purchase | 367 | $330.51 | $121,297.17 | 163,000 |
| Sep 02, 2026 | KNIGHT LESTER B | Purchase | 1,440 | $329.69 | $474,753.60 | 162,633 |
| Sep 02, 2026 | KNIGHT LESTER B | Purchase | 4,145 | $328.34 | $1,360,969.30 | 161,193 |
| Sep 02, 2026 | KNIGHT LESTER B | Purchase | 7,212 | $327.52 | $2,362,074.24 | 157,048 |
| Sep 02, 2026 | KNIGHT LESTER B | Purchase | 5,097 | $326.53 | $1,664,323.41 | 149,836 |
| Jul 28, 2026 | Zeidel Darren | Sale | 700 | $376.00 | $263,200.00 | 12,704 |
| Jul 28, 2026 | Zeidel Darren | Sale | 475 | $380.00 | $180,500.00 | 11,504 |
| Jul 28, 2026 | Zeidel Darren | Sale | 725 | $378.00 | $274,050.00 | 11,979 |
| Jul 17, 2026 | Zeidel Darren | Sale | 625 | $370.00 | $231,250.00 | 14,729 |
| Jul 17, 2026 | Zeidel Darren | Sale | 650 | $372.00 | $241,800.00 | 14,079 |
| Jul 17, 2026 | Zeidel Darren | Sale | 675 | $374.00 | $252,450.00 | 13,404 |
| Jul 07, 2026 | Zeidel Darren | Sale | 600 | $360.00 | $216,000.00 | 15,354 |
| Jul 01, 2026 | Reese Edmund | Tax Withheld | 2,198 | $343.56 | $755,183.36 | 3,900 |
| Jul 01, 2026 | Reese Edmund | Exercise | 3,975 | $0.00 | $0.00 | 6,099 |
| Jun 25, 2026 | Alvarez Jose Antonio | Grant | 776 | $0.00 | $0.00 | 1,642 |
| Jun 25, 2026 | Alvarez Jose Antonio | Tax Withheld | 372 | $315.95 | $117,681.58 | 1,270 |
| Jun 25, 2026 | Cai Jin-Yong | Tax Withheld | 396 | $315.95 | $125,281.76 | 7,844 |
| Jun 25, 2026 | Cai Jin-Yong | Grant | 776 | $0.00 | $0.00 | 8,241 |
| Jun 25, 2026 | CAMPBELL JEFFREY C | Grant | 776 | $0.00 | $0.00 | 12,806 |
| Jun 25, 2026 | CAMPBELL JEFFREY C | Tax Withheld | 186 | $315.95 | $58,840.95 | 12,620 |
| Jun 25, 2026 | FRANCIS CHERYL A | Grant | 776 | $0.00 | $0.00 | 29,479 |
| Jun 25, 2026 | FRANCIS CHERYL A | Tax Withheld | 186 | $315.95 | $58,840.95 | 29,293 |
| Jun 25, 2026 | Jenkins Jo Ann | Grant | 776 | $0.00 | $0.00 | 1,060 |
| Jun 25, 2026 | Jenkins Jo Ann | Tax Withheld | 186 | $315.95 | $58,840.95 | 874 |
| Jun 25, 2026 | Karaboutis Adriana | Grant | 776 | $0.00 | $0.00 | 2,791 |
| Jun 25, 2026 | Karaboutis Adriana | Tax Withheld | 186 | $315.95 | $58,840.95 | 2,605 |
| Jun 25, 2026 | KNIGHT LESTER B | Grant | 1,488 | $0.00 | $0.00 | 5,227 |
| Jun 25, 2026 | NOTEBAERT RICHARD C | Tax Withheld | 186 | $315.95 | $58,840.95 | 28,327 |
| Jun 25, 2026 | NOTEBAERT RICHARD C | Grant | 776 | $0.00 | $0.00 | 28,513 |
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