Arch Capital Group Ltd.

ACGLN

Exchange: Nasdaq
Industry: Fire, Marine & Casualty Insurance
SEC CIK: 0000947484

SEC filings (opens in a new tab)

In the last 90 days, Arch Capital Group Ltd. insiders filed 0 open-market purchases and 1 sale; 4 institutions reported holding it in 13F filings for Q2 2026, worth $769.1K in total; no superinvestor holds it.

Other share classesACGL ACGLO

Q1 2026 vs. Q4 2025

How the institutions holding Arch Capital Group Ltd. changed between Q4 2025 and Q1 2026.

All holders in Q1 2026 All holders in Q4 2025

13F holders of ACGLN: Q4 2025 compared with Q1 2026
Measure	Q4 2025	Q1 2026	Change
Holders	4	4	0
Shares	42.2K	42.4K	+205 (+0.5%)
Value	$700.0K	$702.1K	+$2.19K (+0.3%)

New holders (1)

Institutions that held Arch Capital Group Ltd. at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to ACGLN in Q1 2026
Institution	Shares	Value	% of portfolio
First Command Advisory Services, Inc.	598	$9.82K	0.00%

Sold out (1)

Institutions that held Arch Capital Group Ltd. at the end of Q4 2025 and filed for Q1 2026 without it.

Institutions that sold out of ACGLN in Q1 2026
Institution	Shares, Q4 2025	Value, Q4 2025
NBC Securities, Inc.	89	$1.49K