GIBRALTAR INDUSTRIES INC (ROCK) Institutional Ownership and Insiders Activity

GIBRALTAR INDUSTRIES INC (ROCK) is widely held by institutional investors, with 238 firms reporting positions valued at approximately $1.39B based on SEC Form 13F filings for the quarter ended June 30, 2026.

Blackrock, Inc. is the largest disclosed holder, reporting approximately $221.89M in ROCK holdings in its latest filing.

Recent insider activity includes 1 tracked Form 4 transaction over the last three months, reflecting ongoing executive and director trading activity.