Mistras Group, Inc. SEC filings MG
Mistras Group, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Feb 24, 2011. Its latest annual report, Form ARS, was filed on Apr 8, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 2, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEFA14A | Additional proxy material | Oct 28, 2026 | — |
| DEFM14A | Filing | Oct 27, 2026 | — |
| PREM14A | Filing | Oct 15, 2026 | Oct 15, 2026 |
| DEFA14A | Additional proxy material | Sep 18, 2026 | — |
| DEFA14A | Additional proxy material | Sep 18, 2026 | — |
| DEFA14A | Additional proxy material | Sep 18, 2026 | — |
| DEFA14A | Additional proxy material | Sep 18, 2026 | — |
| DEFA14A | Additional proxy material | Sep 18, 2026 | — |
| DEFA14A | Additional proxy material | Sep 18, 2026 | — |
| DEFA14A | Additional proxy material | Sep 18, 2026 | — |
| DEFA14A | Additional proxy material | Apr 7, 2026 | — |
| DEF 14A | Proxy statement | Apr 7, 2026 | May 19, 2026 |
| DEFA14A | Additional proxy material | Apr 9, 2025 | — |
| DEF 14A | Proxy statement | Apr 9, 2025 | May 19, 2025 |
| DEFA14A | Additional proxy material | Apr 4, 2024 | — |
| DEF 14A | Proxy statement | Apr 4, 2024 | May 14, 2024 |
| DEFA14A | Additional proxy material | Apr 12, 2023 | — |
| DEF 14A | Proxy statement | Apr 12, 2023 | — |
| DEFA14A | Additional proxy material | Apr 13, 2022 | — |
| DEF 14A | Proxy statement | Apr 13, 2022 | May 23, 2022 |
| DEFA14A | Additional proxy material | Apr 14, 2021 | — |
| DEF 14A | Proxy statement | Apr 14, 2021 | May 24, 2021 |
| DEFA14A | Additional proxy material | May 5, 2020 | — |
| DEFA14A | Additional proxy material | Apr 9, 2020 | — |
| DEF 14A | Proxy statement | Apr 9, 2020 | May 19, 2020 |
| DEFA14A | Additional proxy material | Apr 5, 2019 | — |
| DEF 14A | Proxy statement | Apr 5, 2019 | May 15, 2019 |
| DEFA14A | Additional proxy material | Apr 4, 2018 | — |
| DEF 14A | Proxy statement | Apr 4, 2018 | May 15, 2018 |
| DEF 14A | Proxy statement | Apr 17, 2017 | May 16, 2017 |
| DEFA14A | Additional proxy material | Sep 7, 2016 | — |
| DEF 14A | Proxy statement | Sep 7, 2016 | Oct 18, 2016 |
| PRE 14A | Preliminary proxy statement | Aug 24, 2016 | Oct 18, 2016 |
| DEFA14A | Additional proxy material | Sep 9, 2015 | — |
| DEF 14A | Proxy statement | Sep 9, 2015 | Oct 20, 2015 |
| DEFA14A | Additional proxy material | Sep 11, 2014 | — |
| DEF 14A | Proxy statement | Sep 11, 2014 | Oct 21, 2014 |
| DEF 14A | Proxy statement | Sep 12, 2013 | Oct 15, 2013 |
| DEF 14A | Proxy statement | Sep 13, 2012 | Oct 15, 2012 |
| DEF 14A | Proxy statement | Sep 16, 2011 | Oct 17, 2011 |
Showing 40 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
- Services-Engineering Services (SIC 8711)
- Listed as
- MG (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Princeton Junction, NJ
- SEC filer status
- Accelerated filer
- SEC CIK
- 1436126
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.