SEC 13F Intelligence

First Wilshire Securities Management Inc / ROCK

First Wilshire Securities Management Inc’s Gibraltar Inds Inc Position

Does First Wilshire Securities Management Inc own Gibraltar Inds Inc (ROCK)? Yes — 499.9K shares worth $20M (+4.49% of its 13F portfolio) as of Q1 2026, up from 128.9K shares the prior filed quarter.

Position Value
$20M
Q1 2026
Shares
499.9K
% of Portfolio
+4.49%
Quarters Held
3
currently held

Position History ROCK

Reported value by quarter
Q3 ’25: $11MQ3 ’25Q4 ’25: $6MQ4 ’25Q1 ’26: $20MQ1 ’26filingsflow.com
QuarterSharesValue% of Portfolio
Q1 2026499.9K$20M+4.49%
Q4 2025128.9K$6M+1.60%
Q3 2025175.2K$11M+2.93%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See First Wilshire Securities Management Inc’s full portfolio or all institutional holders of ROCK.