DOSSIER · 13F Holders · Q2 2026

Gibraltar Steel Corp

1 institutions still hold Gibraltar Steel Corp as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 37476F103·1 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$28K
visible holders
Holders
1
filers reporting
Concentration
100.00%
1620 INVESTMENT ADVISORS, INC. #1
top holder share
AI Holders Summary · Q2 2026

1 institutions reported Gibraltar Steel Corp in Q2 2026. 1620 INVESTMENT ADVISORS, INC. leads at 100.0% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
1620 INVESTMENT ADVISORS, INC.
CIK 0001907281
$28K6120.02%Q2 2026