Loma Negra Compania Industrial Argentina Sociedad Anonima SEC filings LOMA
Loma Negra Compania Industrial Argentina Sociedad Anonima has 396 filings in SEC EDGAR's recent list, going back to Jul 12, 2017. Its latest annual report, Form 20-F, was filed on Apr 28, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Nov 5, 2026.
| Form | Description | Filed | Period |
|---|---|---|---|
| 3 | Initial insider ownership | Apr 16, 2026 | Apr 16, 2026 |
| 3 | Initial insider ownership | Apr 14, 2026 | Apr 14, 2026 |
| 3 | Initial insider ownership | Apr 14, 2026 | Apr 14, 2026 |
| 3 | Initial insider ownership | Apr 13, 2026 | Apr 13, 2026 |
| 3 | Initial insider ownership | Apr 13, 2026 | Apr 13, 2026 |
| 3 | Initial insider ownership | Apr 10, 2026 | Apr 10, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 11, 2026 | Mar 11, 2026 |
| 3 | Initial insider ownership | Mar 11, 2026 | Mar 11, 2026 |
| 3 | Initial insider ownership | Mar 11, 2026 | Mar 11, 2026 |
| 3 | Initial insider ownership | Mar 11, 2026 | Mar 11, 2026 |
| 3 | Initial insider ownership | Mar 10, 2026 | Mar 10, 2026 |
| 144 | Notice of proposed sale | Jan 22, 2026 | — |
| 144 | Notice of proposed sale | Jan 6, 2026 | — |
| 144 | Notice of proposed sale | Dec 4, 2025 | — |
| 144 | Notice of proposed sale | Nov 20, 2025 | — |
| 144 | Notice of proposed sale | May 23, 2025 | — |
| 144 | Notice of proposed sale | May 22, 2025 | — |
| 144 | Notice of proposed sale | May 20, 2025 | — |
| 144 | Notice of proposed sale | May 20, 2025 | — |
| 144 | Notice of proposed sale | May 16, 2025 | — |
| 144 | Notice of proposed sale | May 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Jun 23, 2023 | — |
| SC 13G | Ownership over 5% (passive) | May 24, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 25, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 16, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 16, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2020 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 15, 2018 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2018 | — |
Showing 43 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
- Cement, Hydraulic (SIC 3241)
- Listed as
- LOMA (NYSE)
- Headquarters
- Buenos Aires, Argentina
- SEC filer status
- Accelerated filer
- SEC CIK
- 1711375
Other Cement, Hydraulic companies
- CRH Public Ltd Co CRH
- Amrize Ltd AMRZ
- Cemex Sab De CV CX
- Eagle Materials Inc EXP
- Cementos Pacasmayo Saa CPAC
Source: SEC EDGAR filings. This is company-reported data, not investment advice.