DOSSIER · 13F Holders · Q2 2026
ACGL 4.55 PERP G

ARCH CAPITAL GROUP

4 institutions still hold ARCH CAPITAL GROUP as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 03939A404·4 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$775K
visible holders
Holders
4
filers reporting
Concentration
83.36%
IAT REINSURANCE CO LTD. #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported ACGL 4.55 PERP G in Q2 2026. IAT REINSURANCE CO LTD. leads at 83.4% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
IAT REINSURANCE CO LTD.
CIK 0001633625
$646K40K0.39%Q2 2026
02
GAMMA Investing LLC
CIK 0002010235
$64K4K0.00%Q2 2026
03
PNC FINANCIAL SERVICES GROUP, INC.
CIK 0000713676
$34K2K0.00%Q4 2025
04
First Command Advisory Services, Inc.
CIK 0001727336
$32K2K0.00%Q2 2026