Gibraltar Industries, Inc. SEC filings ROCK
Gibraltar Industries, Inc. has 1,018 filings in SEC EDGAR's recent list, going back to Jan 6, 2015. Its latest annual report, Form ARS, was filed on Apr 6, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 11-K | Employee savings plan report | Jun 26, 2026 | Dec 31, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2026 | — |
| 11-K | Employee savings plan report | Jun 18, 2025 | Dec 31, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 30, 2025 | — |
| UPLOAD | Letter from the SEC | Oct 7, 2024 | — |
| CORRESP | Letter to the SEC | Sep 24, 2024 | — |
| UPLOAD | Letter from the SEC | Sep 18, 2024 | — |
| CORRESP | Letter to the SEC | Aug 16, 2024 | — |
| UPLOAD | Letter from the SEC | Aug 5, 2024 | — |
| CORRESP | Letter to the SEC | Jun 24, 2024 | — |
| 11-K | Employee savings plan report | Jun 13, 2024 | Dec 31, 2023 |
| UPLOAD | Letter from the SEC | Jun 10, 2024 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2024 | — |
| 11-K | Employee savings plan report | Jun 28, 2023 | Dec 31, 2022 |
| SD | Specialized disclosure (conflict minerals) | May 30, 2023 | — |
| 11-K | Employee savings plan report | Jun 24, 2022 | Dec 31, 2021 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2022 | — |
| UPLOAD | Letter from the SEC | Jul 2, 2021 | — |
| 11-K | Employee savings plan report | Jun 21, 2021 | Dec 31, 2020 |
| CORRESP | Letter to the SEC | Jun 9, 2021 | — |
| SD | Specialized disclosure (conflict minerals) | May 28, 2021 | — |
| UPLOAD | Letter from the SEC | May 26, 2021 | — |
| 11-K | Employee savings plan report | Jun 17, 2020 | Dec 31, 2019 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2020 | — |
| CT ORDER | Filing | Oct 24, 2019 | — |
| CT ORDER | Filing | Oct 24, 2019 | — |
| 11-K | Employee savings plan report | Jun 14, 2019 | Dec 31, 2018 |
| SD | Specialized disclosure (conflict minerals) | May 28, 2019 | — |
| 11-K | Employee savings plan report | Jun 15, 2018 | Dec 31, 2017 |
| SD | Specialized disclosure (conflict minerals) | May 30, 2018 | — |
| 11-K | Employee savings plan report | Jun 13, 2017 | Dec 31, 2016 |
| SD | Specialized disclosure (conflict minerals) | May 25, 2017 | — |
| 11-K | Employee savings plan report | Jun 24, 2016 | Dec 31, 2015 |
| SD | Specialized disclosure (conflict minerals) | May 25, 2016 | — |
| 11-K | Employee savings plan report | Jun 25, 2015 | Dec 31, 2014 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2015 | — |
Showing 36 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Steel Works, Blast Furnaces & Rolling & Finishing Mills (SIC 3310)
- Listed as
- ROCK (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Buffalo, NY
- SEC filer status
- Large accelerated filer
- SEC CIK
- 912562
- Former names
- GIBRALTAR STEEL CORP (until Oct 20, 2004)
Other Steel Works, Blast Furnaces & Rolling & Finishing Mills companies
- Gerdau S.A. GGB
- Worthington Enterprises, Inc. WOR
- Worthington Steel, Inc. WS
- National Steel Co SID
- Insteel Industries Inc IIIN
- Friedman Industries Inc FRD
All 7 Steel Works, Blast Furnaces & Rolling & Finishing Mills companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.