Gibraltar Industries, Inc.
ROCK- Exchange
- Nasdaq
- Industry
- Steel Works, Blast Furnaces & Rolling & Finishing Mills
- SEC CIK
- 0000912562
No open-market purchases or sales by Gibraltar Industries, Inc. insiders were filed in the last 90 days; 245 institutions reported holding it in 13F filings for Q2 2026, worth $1.39B in total; no superinvestor holds it.
Holders of 5% or more of ROCK
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Gibraltar Industries, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 15.30%4.63M shares | – | Apr 28, 20251 filing | Apr 28, 2025 | SEC |
| FMR LLC | 13G/A | 10.30%3.05M shares | +1.20 ppfrom 9.10% | Aug 6, 20252 filings | Sep 8, 2025 | SEC |
| Vanguard Group Inc | 13G/A | 10.09%3.00M shares | – | Apr 7, 20251 filing | Apr 7, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
7 Schedule 13D and 13G filings on Gibraltar Industries, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Sep 8, 202511:46 AM ET | FMR LLCand 1 other | 13G/A | 10.30%3.05M shares | +1.20 ppfrom 9.10% | Aug 29, 2025 | SEC |
| Aug 12, 202510:34 AM ET | Wellington Management Group LLPand 2 others | 13G/A | 1.80%529.7K shares | −5.00 ppfrom 6.80%Below 5% | Jun 30, 2025 | SEC |
| Aug 6, 202512:01 PM ET | FMR LLCand 1 other | 13G | 9.10%2.70M shares | New | Jun 30, 2025 | SEC |
| May 12, 202510:44 AM ET | Wellington Management Group LLPand 3 others | 13G/A | 6.80%2.01M shares | +1.70 ppfrom 5.10% | Mar 31, 2025 | SEC |
| Apr 28, 20259:47 AM ET | BlackRock, Inc. | 13G/A | 15.30%4.63M shares | – | Mar 31, 2025 | SEC |
| Apr 7, 202511:51 AM ET | Vanguard Group Inc | 13G/A | 10.09%3.00M shares | – | Mar 31, 2025 | SEC |
| Feb 10, 202510:25 AM ET | Wellington Management Group LLPand 3 others | 13G | 5.10%1.54M shares | New | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Gibraltar Industries, Inc. shares.
No Form 144 notices for Gibraltar Industries, Inc. are on file.