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ROCK · Gibraltar Industries, Inc.

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$46.48 +0.09 (+0.19%) At close · Aug 21
Market Cap
$1.38B
Shares
29.68M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 243
Total Value: $1,405,084,348
Total Shares: 31,154,867

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 243 13F filers · Δ vs Mar 31, 2026
Top Holder
15.8%
Sep 2023 → Jun 2026 · range 15.8% – 18.4%
−0.5 pts
Top 5
46.3%
Sep 2023 → Jun 2026 · range 41.2% – 50.2%
−1.1 pts
Top 10
62.9%
Sep 2023 → Jun 2026 · range 56.2% – 66.1%
−1.8 pts
HHI
635
Sep 2023 → Jun 2026 · range 557 – 670
Broadly held−26

Quarterly Activity

vs Mar 31, 2026
New
54
Increased
89
Decreased
79
Sold Out
39
Unchanged
21
Holder count: +15
Institutional value: +13.5%
Shares held: +0.4%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 248
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 912562 CUSIP 374689107 13F (30d) 227 filings 220 filers Visit website Investor relations