Gibraltar Industries, Inc. SEC filings ROCK
Gibraltar Industries, Inc. has 1,015 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 Aug 5, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 15, 2026 (material agreement, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| ARS | Annual report to shareholders | Apr 6, 2026 | Dec 31, 2025 |
| 10-K | Annual report | Feb 26, 2026 | Dec 31, 2025 |
| ARS | Annual report to shareholders | Mar 31, 2025 | Dec 31, 2024 |
| 10-K | Annual report | Feb 19, 2025 | Dec 31, 2024 |
| ARS | Annual report to shareholders | Apr 1, 2024 | Dec 31, 2023 |
| 10-K | Annual report | Feb 21, 2024 | Dec 31, 2023 |
| ARS | Annual report to shareholders | Apr 3, 2023 | Dec 31, 2022 |
| 10-K | Annual report | Feb 22, 2023 | Dec 31, 2022 |
| 10-K | Annual report | Feb 23, 2022 | Dec 31, 2021 |
| 10-K | Annual report | Feb 25, 2021 | Dec 31, 2020 |
| 10-K | Annual report | Feb 28, 2020 | Dec 31, 2019 |
| 10-K | Annual report | Feb 27, 2019 | Dec 31, 2018 |
| 10-K | Annual report | Feb 27, 2018 | Dec 31, 2017 |
| 10-K | Annual report | Feb 21, 2017 | Dec 31, 2016 |
| 10-K | Annual report | Feb 18, 2016 | Dec 31, 2015 |
| 10-K | Annual report | Feb 24, 2015 | Dec 31, 2014 |
Showing 16 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
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.