Weiss Asset Management LP

Position in AON — Aon plc

CIK 1357550 BOSTON, MA

Position in AON

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$12,612,180

-$8,170,747 QoQ

Shares Held

38,024

-36.7% QoQ

Ownership

0.018%

of shares outstanding

% of Portfolio

0.21%

of 13F equity value

Holder Rank

#241

of 1,247 holders

Holding Since

Sep 2024

2 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Financial Services · as of Jun 30, 2026

Weiss Asset Management LP holds $25,682,792 across 5 Insurance Brokers names. AON ranks #1 (49.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AON	Aon plc This page	38,024	$12,612,180
2	BRO	Brown & Brown, Inc.	168,337	$10,798,818
3	WTW	Willis Towers Watson PLC	3,559	$930,215
4	BWIN	Baldwin Insurance Group, Inc.	27,680	$735,734
5	MRSH	Marsh & Mclennan Companies, Inc.	3,635	$605,845

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$12,612,180	38,024	-36.7%	Shares	Defined	2026-08-14
2024-09-30	$20,782,927	60,068	—	Shares	Defined	2024-11-14
No filing history on record for this holder in this stock.