Aon plc

AON · Financial Services · Aon plc operates as a professional services firm in the United States, rest of the Americas, the United Kingdom, Ireland, rest of Europe, t…

Aon plc (AON), in the Financial Services sector, has 8 disclosed filings on Paydirt over the trailing twelve months from 1 member of Congress and 2 corporate insiders: 3 purchases and 5 sales, 1 filed past the deadline. Filers took a median of 2 days from execution to disclosure, and the most recent trade was executed Sep 2 and filed Sep 4. The most active filer was Darren Zeidel with 5 filings. Data as of Nov 7 2026.

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Filings, ttm

3 buys · 5 sells · 1 late

Traders, ttm

1 congress · 2 insiders

Volume, ttmiDollar value disclosed in the window

$12.6M

estimated for Congress, as filed for insiders

Median delay

execution to disclosure

Last traded

Sep 2

Filed Sep 3

ADViAverage daily dollar volume

$596.8M

market data

Share price · 12M

$308 (-10.3%)

Adjusted for splits and dividends.

Volume by month

Buys $7.9M Sells $8.0M

Estimated for Congress, as filed for insiders · by filing month · past 24 months

Who filed · past 24 months

Darren Zeidel General Counsel 6 filings · 0 buys, 6 sales JS

Jefferson Shreve Representative 2 filings · 1 buy, 1 sale LK

Lester B Knight Director 2 filings · 2 buys, 0 sales AA

Alan Armstrong Senator (Joint) 1 filing · 1 buy, 0 sales MS

Mindy F. Simon Chief Operating Officer 1 filing · 0 buys, 1 sale LS

Lisa Stevens Chief Administrative Officer 1 filing · 0 buys, 1 sale TK

Thomas H. Kean Representative (Spouse) 1 filing · 1 buy, 0 sales

Recent filings

Lester B KnightPURCHASE Director $6.5M
20,000 sh across 6 lots
Exec Sep 2
Filed Sep 3 · 8:33 PM ET Darren ZeidelSALE General Counsel $718K
1,900 sh across 3 lots
Exec Jul 28
Filed Jul 30 · 5:23 PM ET Alan ArmstrongPURCHASE Senator $8K
$1K–15K bracket
Exec Mar 27
Filed Jul 21 † Darren ZeidelSALE General Counsel $726K
1,950 sh across 3 lots
Exec Jul 17
Filed Jul 21 · 4:13 PM ET Darren ZeidelSALE General Counsel $216K
600 sh × $360.00
Exec Jul 7
Filed Jul 9 · 5:48 PM ET Darren ZeidelSALE General Counsel $1.4M
4,300 sh × $329.72
Exec Feb 26
Filed Mar 2 · 5:30 PM ET Darren ZeidelSALE General Counsel $1.6M
5,040 sh × $325.79
Exec Feb 17
Filed Feb 19 · 5:30 PM ET Lester B KnightPURCHASE Director $1.3M
4,000 sh × $319.24
Exec Feb 10
Filed Feb 12 · 4:34 PM ET Darren ZeidelSALE General Counsel $3.0M
8,800 sh across 2 lots
Exec Nov 5 2025
Filed Nov 7 2025 · 5:30 PM ET Jefferson ShreveSALE Representative $33K
$15K–50K bracket
Exec May 8 2025
Filed Jun 22 2025 Thomas H. KeanPURCHASE Representative $8K
$1K–15K bracket
Exec May 27 2025
Filed Jun 17 2025 Jefferson ShrevePURCHASE Representative $33K
$15K–50K bracket
Exec Mar 13 2025
Filed Apr 11 2025 Mindy F. SimonSALE Chief Operating Officer $256K
650 sh × $394.34
Exec Nov 27 2024
Filed Dec 2 2024 · 5:30 PM ET Lisa StevensSALE Chief Administrative Officer $494K
1,275 sh × $387.68
Exec Nov 26 2024
Filed Nov 29 2024 · 5:30 PM ET