Trade Summary

6 days ago, Bolanowski Katherine, serving as General Counsel, VP, Secretary at GIBRALTAR INDUSTRIES, INC. (ROCK), purchased 1,400 shares at $35.63 per share, for a total transaction value of $49,886.32. Following this transaction, Bolanowski Katherine now holds 17,389 shares of ROCK.

This purchase represents a 8.76% increase in Bolanowski Katherine's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Thursday, May 21, 2026 and publicly disclosed via SEC Form 4 filing on Friday, May 22, 2026 at 1:23 PM ET, 1 day after the trade was made.

GIBRALTAR INDUSTRIES, INC. operates in the INDUSTRIALS sector, specifically within the BUILDING PRODUCTS & EQUIPMENT industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.