CARDEROCK CAPITAL MANAGEMENT INC

Position in ACGL — Arch Capital Group Ltd.

CIK 1168889 CHEVY CHASE, MD

Position in ACGL

as of Jun 30, 2026 · filed Jul 7, 2026 Compact

Position Value

$6,827,976

-$29,069 QoQ

Shares Held

70,348

-1.5% QoQ

Ownership

0.021%

of shares outstanding

% of Portfolio

1.51%

of 13F equity value

Holder Rank

#225

of 900 holders

Holding Since

Mar 2023

14 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Financial Services · as of Jun 30, 2026

CARDEROCK CAPITAL MANAGEMENT INC holds $7,428,444 across 2 Insurance - Diversified names. ACGL ranks #1 (91.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	ACGL	Arch Capital Group Ltd. This page	70,348	$6,827,976
2	BRK-B	Berkshire Hathaway Inc	1,200	$600,468

14 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$6,827,976	70,348	-1.5%	Shares	Sole	2026-07-07
2026-03-31	$6,857,045	71,435	+2.2%	Shares	Sole	2026-04-10
2025-12-31	$6,702,793	69,879	-12.4%	Shares	Sole	2026-01-09
2025-09-30	$7,237,713	79,772	-1.5%	Shares	Sole	2025-10-17
2025-06-30	$7,374,958	80,999	-3.0%	Shares	Sole	2025-07-10
2025-03-31	$8,035,069	83,542	-11.6%	Shares	Sole	2025-05-27
2024-12-31	$8,729,845	94,530	-2.9%	Shares	Sole	2025-01-15
2024-09-30	$10,890,287	97,339	+1.1%	Shares	Sole	2024-10-16
2024-06-30	$9,710,864	96,252	+2.4%	Shares	Sole	2024-07-22
2024-03-31	$8,686,124	93,965	+2.5%	Shares	Sole	2024-04-23
2023-12-31	$6,808,627	91,674	+17.5%	Shares	Sole	2024-01-23
2023-09-30	$6,218,495	78,014	+52.6%	Shares	Sole	2023-10-23
2023-06-30	$3,827,080	51,130	+1986.9%	Shares	Sole	2023-07-25
2023-03-31	$166,281	2,450	—	Shares	Sole	2023-04-19
No filing history on record for this holder in this stock.