Aon Ownership & Insider Activity

Aon (AON) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 9.9% of shares outstanding. Institutional investors hold 73.4%. Over the past 90 days, insiders made 1 purchase worth $6.5M.

Shares Outstanding

212.157M

Shares Float

210.013M

Insider Shares Owned

21.087M

Insider % Owned

9.9%

Institutional Shares Held

155.750M

Institutional % Held

73.4%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

$6.5M total

Sales (90d)

Net Activity

Net Buying

Net Value (90d)

$6.5M

Aon Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Sep 2, 2026	Colby Alexis - Colby Alexis pursuant to a power of attorney from Lester Knight	—	BUY	20.000K	$327.48	$6.5M
Jul 28, 2026	Darren Zeidel	GENERAL COUNSEL	SELL	1.900K	$377.76	$718K
Jul 17, 2026	Darren Zeidel	GENERAL COUNSEL	SELL	1.950K	$372.05	$726K
Jul 7, 2026	Darren Zeidel	GENERAL COUNSEL	SELL	600.000	$360.00	$216K

Date	Member	Party	Chamber	Action	Amount
Mar 27, 2026	Alan Armstrong	R	Senate	Purchase	$1,001 - $15,000
May 27, 2025	Thomas Kean	R	House	Purchase	$1,001 - $15,000
May 8, 2025	Jefferson Shreve	R	House	Sale	$15,001 - $50,000
Mar 13, 2025	Jefferson Shreve	R	House	Purchase	$15,001 - $50,000
Jul 2, 2024	Kathy Manning	D	House	Sale (Partial)	$15,001 - $50,000
Jul 2, 2024	Kathy Manning	D	House	Sale (Partial)	$1,001 - $15,000
Jul 2, 2024	Kathy Manning	D	House	Sale (Partial)	$1,001 - $15,000
May 6, 2024	Thomas Kean	R	House	Purchase	$1,001 - $15,000
Jan 23, 2024	Kathy Manning	D	House	Purchase	$1,001 - $15,000
Jan 23, 2024	Kathy Manning	D	House	Purchase	$1,001 - $15,000
Jan 23, 2024	Kathy Manning	D	House	Purchase	$1,001 - $15,000
Jan 22, 2024	Tommy Tuberville	R	Senate	Sale	$1,001 - $15,000