CHICAGO TRUST Co NA

Bank

Position in ACGL — Arch Capital Group Ltd.

CIK 1601539 GRAYSLAKE, IL

Position in ACGL

as of Jun 30, 2026 · filed Jul 16, 2026 Compact

Position Value

$835,977

+$220,106 QoQ

Shares Held

8,613

+34.2% QoQ

Ownership

0.003%

of shares outstanding

% of Portfolio

0.15%

of 13F equity value

Holder Rank

#459

of 900 holders

Holding Since

Jun 2025

5 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Financial Services · as of Jun 30, 2026

CHICAGO TRUST Co NA holds $6,128,705 across 3 Insurance - Diversified names. ACGL ranks #2 (13.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	BRK-B	Berkshire Hathaway Inc	9,163	$4,585,073
2	ACGL	Arch Capital Group Ltd. This page	8,613	$835,977
3	HIG	Hartford Insurance Group, Inc.	5,340	$707,655

5 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$835,977	8,613	+34.2%	Shares	Sole	2026-07-16
2026-03-31	$615,871	6,416	-3.5%	Shares	Sole	2026-04-24
2025-12-31	$637,963	6,651	-0.4%	Shares	Sole	2026-02-17
2025-09-30	$606,167	6,681	+111.2%	Shares	Sole	2025-10-10
2025-06-30	$288,082	3,164	—	Shares	Sole	2025-07-14
No filing history on record for this holder in this stock.