Loma Negra Compania Industrial Argentina Sociedad Anonima SEC filings LOMA
Loma Negra Compania Industrial Argentina Sociedad Anonima has 394 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 4, 2026.
| Form | Description | Filed | Period |
|---|---|---|---|
| 6-K | Current report (foreign issuer) | Nov 4, 2026 | Nov 4, 2026 |
| 6-K | Current report (foreign issuer) | Oct 27, 2026 | Oct 27, 2026 |
| 6-K | Current report (foreign issuer) | Oct 20, 2026 | Oct 19, 2026 |
| 6-K | Current report (foreign issuer) | Sep 21, 2026 | Jun 30, 2026 |
| SD | Specialized disclosure (conflict minerals) | Sep 17, 2026 | — |
| 6-K | Current report (foreign issuer) | Aug 12, 2026 | Aug 12, 2026 |
| 6-K | Current report (foreign issuer) | Aug 6, 2026 | Jun 30, 2026 |
| 6-K | Current report (foreign issuer) | May 8, 2026 | Mar 31, 2026 |
| 6-K | Current report (foreign issuer) | May 5, 2026 | Mar 31, 2026 |
| 6-K | Current report (foreign issuer) | May 4, 2026 | Mar 31, 2026 |
| 6-K | Current report (foreign issuer) | Apr 28, 2026 | Apr 28, 2026 |
| 20-F | Annual report (foreign issuer) | Apr 28, 2026 | Dec 31, 2025 |
| 6-K | Current report (foreign issuer) | Apr 24, 2026 | Apr 24, 2026 |
| 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 |
| 6-K | Current report (foreign issuer) | Apr 6, 2026 | Apr 6, 2026 |
| 6-K | Current report (foreign issuer) | Apr 6, 2026 | Apr 6, 2026 |
| 6-K | Current report (foreign issuer) | Apr 1, 2026 | Mar 31, 2026 |
| 6-K | Current report (foreign issuer) | Mar 24, 2026 | Mar 23, 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 |
| 6-K | Current report (foreign issuer) | Mar 13, 2026 | Dec 31, 2025 |
| 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 |
| 6-K | Current report (foreign issuer) | Mar 5, 2026 | Dec 31, 2025 |
| 6-K | Current report (foreign issuer) | Mar 5, 2026 | Mar 5, 2026 |
| 6-K | Current report (foreign issuer) | Feb 12, 2026 | Feb 12, 2026 |
| 144 | Notice of proposed sale | Jan 22, 2026 | — |
| 6-K | Current report (foreign issuer) | Jan 21, 2026 | Jan 20, 2026 |
| 144 | Notice of proposed sale | Jan 6, 2026 | — |
| 6-K | Current report (foreign issuer) | Dec 11, 2025 | Dec 10, 2025 |
| 144 | Notice of proposed sale | Dec 4, 2025 | — |
| 6-K | Current report (foreign issuer) | Nov 20, 2025 | Sep 30, 2025 |
| 144 | Notice of proposed sale | Nov 20, 2025 | — |
| 6-K | Current report (foreign issuer) | Nov 7, 2025 | Sep 30, 2025 |
| 6-K | Current report (foreign issuer) | Nov 6, 2025 | Sep 30, 2025 |
| 6-K | Current report (foreign issuer) | Oct 7, 2025 | Oct 6, 2025 |
| SD | Specialized disclosure (conflict minerals) | Sep 22, 2025 | — |
| 6-K | Current report (foreign issuer) | Aug 19, 2025 | Jun 30, 2025 |
| 6-K | Current report (foreign issuer) | Aug 13, 2025 | Aug 13, 2025 |
| 6-K | Current report (foreign issuer) | Aug 8, 2025 | Aug 8, 2025 |
| 6-K | Current report (foreign issuer) | Aug 7, 2025 | Jun 30, 2025 |
| 6-K | Current report (foreign issuer) | Jul 25, 2025 | Jul 24, 2025 |
| 6-K | Current report (foreign issuer) | Jul 23, 2025 | Jul 22, 2025 |
| UPLOAD | Letter from the SEC | Jun 24, 2025 | — |
| CORRESP | Letter to the SEC | Jun 20, 2025 | — |
| UPLOAD | Letter from the SEC | Jun 12, 2025 | — |
| 144 | Notice of proposed sale | May 23, 2025 | — |
| 144 | Notice of proposed sale | May 22, 2025 | — |
| 6-K | Current report (foreign issuer) | May 22, 2025 | Mar 31, 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 | — |
| 6-K | Current report (foreign issuer) | May 8, 2025 | May 8, 2025 |
| 6-K | Current report (foreign issuer) | May 6, 2025 | Mar 31, 2025 |
| 6-K | Current report (foreign issuer) | Apr 29, 2025 | Dec 31, 2024 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2025 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Apr 24, 2025 | Apr 24, 2025 |
| 6-K | Current report (foreign issuer) | Apr 3, 2025 | Apr 3, 2025 |
| 6-K | Current report (foreign issuer) | Apr 3, 2025 | Apr 3, 2025 |
| 6-K | Current report (foreign issuer) | Mar 25, 2025 | Mar 25, 2025 |
| 6-K | Current report (foreign issuer) | Mar 25, 2025 | Mar 25, 2025 |
| 6-K | Current report (foreign issuer) | Mar 7, 2025 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Mar 6, 2025 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Mar 6, 2025 | Mar 6, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| 6-K | Current report (foreign issuer) | Dec 17, 2024 | Dec 17, 2024 |
| 6-K | Current report (foreign issuer) | Dec 6, 2024 | Sep 30, 2024 |
| 6-K | Current report (foreign issuer) | Dec 4, 2024 | Dec 3, 2024 |
| 6-K | Current report (foreign issuer) | Nov 20, 2024 | Nov 19, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| 6-K | Current report (foreign issuer) | Nov 12, 2024 | Nov 12, 2024 |
| 6-K | Current report (foreign issuer) | Nov 7, 2024 | Nov 7, 2024 |
| 6-K | Current report (foreign issuer) | Nov 6, 2024 | Sep 30, 2024 |
| 6-K | Current report (foreign issuer) | Oct 31, 2024 | Oct 31, 2024 |
| 6-K | Current report (foreign issuer) | Oct 29, 2024 | Oct 29, 2024 |
| 6-K | Current report (foreign issuer) | Oct 1, 2024 | Oct 1, 2024 |
| SD | Specialized disclosure (conflict minerals) | Sep 25, 2024 | — |
| 6-K | Current report (foreign issuer) | Sep 18, 2024 | Sep 18, 2024 |
| 6-K | Current report (foreign issuer) | Sep 16, 2024 | Sep 16, 2024 |
| 6-K | Current report (foreign issuer) | Aug 8, 2024 | Jun 30, 2024 |
| 6-K | Current report (foreign issuer) | Aug 8, 2024 | Jun 30, 2024 |
| 6-K | Current report (foreign issuer) | Jul 24, 2024 | Jul 24, 2024 |
| 6-K | Current report (foreign issuer) | Jul 16, 2024 | Jul 16, 2024 |
| 6-K | Current report (foreign issuer) | May 9, 2024 | Mar 31, 2024 |
| 6-K | Current report (foreign issuer) | May 2, 2024 | May 2, 2024 |
| 6-K | Current report (foreign issuer) | Apr 29, 2024 | Apr 29, 2024 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2024 | Dec 31, 2023 |
| 6-K | Current report (foreign issuer) | Apr 26, 2024 | Apr 26, 2024 |
| 6-K | Current report (foreign issuer) | Apr 11, 2024 | Apr 11, 2024 |
| 6-K | Current report (foreign issuer) | Mar 25, 2024 | Mar 25, 2024 |
| 6-K | Current report (foreign issuer) | Mar 25, 2024 | Mar 25, 2024 |
| 6-K | Current report (foreign issuer) | Mar 15, 2024 | Mar 15, 2024 |
| 6-K | Current report (foreign issuer) | Mar 8, 2024 | Dec 31, 2023 |
| 6-K | Current report (foreign issuer) | Mar 7, 2024 | Mar 6, 2024 |
| 6-K | Current report (foreign issuer) | Mar 6, 2024 | Dec 31, 2023 |
| 6-K | Current report (foreign issuer) | Feb 23, 2024 | Feb 23, 2024 |
| 6-K | Current report (foreign issuer) | Feb 22, 2024 | Feb 22, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| 6-K | Current report (foreign issuer) | Jan 5, 2024 | Jan 5, 2024 |
| 6-K | Current report (foreign issuer) | Dec 19, 2023 | Dec 19, 2023 |
| 6-K | Current report (foreign issuer) | Dec 19, 2023 | Dec 19, 2023 |
| 6-K | Current report (foreign issuer) | Dec 4, 2023 | Dec 1, 2023 |
| 6-K | Current report (foreign issuer) | Nov 15, 2023 | Sep 30, 2023 |
| 6-K | Current report (foreign issuer) | Nov 13, 2023 | Nov 13, 2023 |
| 6-K | Current report (foreign issuer) | Nov 8, 2023 | Sep 30, 2023 |
| 6-K | Current report (foreign issuer) | Nov 2, 2023 | Nov 1, 2023 |
| 6-K | Current report (foreign issuer) | Oct 12, 2023 | Oct 11, 2023 |
| 6-K | Current report (foreign issuer) | Sep 8, 2023 | Sep 7, 2023 |
| 6-K | Current report (foreign issuer) | Aug 22, 2023 | Jun 30, 2023 |
| 6-K | Current report (foreign issuer) | Aug 15, 2023 | Aug 15, 2023 |
| 6-K | Current report (foreign issuer) | Aug 9, 2023 | Jun 30, 2023 |
| 6-K | Current report (foreign issuer) | Jun 28, 2023 | Jun 28, 2023 |
| 6-K | Current report (foreign issuer) | Jun 27, 2023 | Jun 27, 2023 |
| 6-K | Current report (foreign issuer) | Jun 27, 2023 | Jun 27, 2023 |
| 6-K | Current report (foreign issuer) | Jun 26, 2023 | Jun 23, 2023 |
| SC 13G | Ownership over 5% (passive) | Jun 23, 2023 | — |
| 6-K | Current report (foreign issuer) | Jun 16, 2023 | Jun 15, 2023 |
| 6-K | Current report (foreign issuer) | Jun 15, 2023 | Jun 14, 2023 |
| 6-K | Current report (foreign issuer) | Jun 7, 2023 | Jun 6, 2023 |
| SC 13G | Ownership over 5% (passive) | May 24, 2023 | — |
| 6-K | Current report (foreign issuer) | May 8, 2023 | May 5, 2023 |
| 6-K | Current report (foreign issuer) | May 3, 2023 | May 2, 2023 |
| 6-K | Current report (foreign issuer) | Apr 28, 2023 | Apr 27, 2023 |
| 20-F | Annual report (foreign issuer) | Apr 27, 2023 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Apr 27, 2023 | Apr 26, 2023 |
| 6-K | Current report (foreign issuer) | Apr 17, 2023 | Apr 17, 2023 |
| 6-K | Current report (foreign issuer) | Mar 27, 2023 | Mar 24, 2023 |
| 6-K | Current report (foreign issuer) | Mar 27, 2023 | Mar 24, 2023 |
| UPLOAD | Letter from the SEC | Mar 23, 2023 | — |
| 20-F/A | Amended annual report (foreign issuer) | Mar 22, 2023 | Dec 31, 2021 |
| 6-K | Current report (foreign issuer) | Mar 14, 2023 | Mar 13, 2023 |
| 6-K | Current report (foreign issuer) | Mar 9, 2023 | Mar 8, 2023 |
| 6-K | Current report (foreign issuer) | Mar 9, 2023 | Mar 8, 2023 |
| CORRESP | Letter to the SEC | Mar 7, 2023 | — |
| UPLOAD | Letter from the SEC | Feb 17, 2023 | — |
| 6-K | Current report (foreign issuer) | Feb 17, 2023 | Feb 16, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2023 | — |
| 6-K | Current report (foreign issuer) | Jan 3, 2023 | Jan 2, 2023 |
| 6-K | Current report (foreign issuer) | Dec 29, 2022 | Dec 28, 2022 |
| 20-F/A | Amended annual report (foreign issuer) | Dec 28, 2022 | Dec 31, 2021 |
| 6-K | Current report (foreign issuer) | Dec 27, 2022 | Dec 27, 2022 |
| 6-K | Current report (foreign issuer) | Dec 27, 2022 | Dec 26, 2022 |
| 6-K | Current report (foreign issuer) | Dec 22, 2022 | Dec 22, 2022 |
| 6-K | Current report (foreign issuer) | Dec 22, 2022 | Dec 22, 2022 |
| EFFECT | Filing | Dec 19, 2022 | — |
| 6-K | Current report (foreign issuer) | Dec 19, 2022 | Dec 19, 2022 |
| 6-K | Current report (foreign issuer) | Dec 12, 2022 | Dec 12, 2022 |
| 6-K | Current report (foreign issuer) | Dec 5, 2022 | Dec 5, 2022 |
| CORRESP | Letter to the SEC | Nov 29, 2022 | — |
| F-6 | Filing | Nov 28, 2022 | — |
| 6-K | Current report (foreign issuer) | Nov 28, 2022 | Nov 28, 2022 |
| 6-K | Current report (foreign issuer) | Nov 21, 2022 | Nov 18, 2022 |
| UPLOAD | Letter from the SEC | Nov 17, 2022 | — |
| 6-K | Current report (foreign issuer) | Nov 14, 2022 | Nov 14, 2022 |
| 6-K | Current report (foreign issuer) | Nov 10, 2022 | Nov 9, 2022 |
| 6-K | Current report (foreign issuer) | Nov 8, 2022 | Nov 8, 2022 |
| 6-K | Current report (foreign issuer) | Nov 7, 2022 | Nov 7, 2022 |
| 6-K | Current report (foreign issuer) | Nov 7, 2022 | Nov 7, 2022 |
| CORRESP | Letter to the SEC | Nov 2, 2022 | — |
| 6-K | Current report (foreign issuer) | Oct 31, 2022 | Oct 31, 2022 |
| 6-K | Current report (foreign issuer) | Oct 24, 2022 | Oct 24, 2022 |
| UPLOAD | Letter from the SEC | Oct 19, 2022 | — |
| 6-K | Current report (foreign issuer) | Oct 17, 2022 | Oct 17, 2022 |
| 6-K | Current report (foreign issuer) | Oct 7, 2022 | Oct 6, 2022 |
| 6-K | Current report (foreign issuer) | Oct 4, 2022 | Oct 3, 2022 |
| CORRESP | Letter to the SEC | Sep 1, 2022 | — |
| 6-K | Current report (foreign issuer) | Aug 29, 2022 | Aug 26, 2022 |
| UPLOAD | Letter from the SEC | Aug 18, 2022 | — |
| 6-K | Current report (foreign issuer) | Aug 17, 2022 | Aug 16, 2022 |
| 6-K | Current report (foreign issuer) | Aug 11, 2022 | Aug 11, 2022 |
| CORRESP | Letter to the SEC | Aug 11, 2022 | — |
| UPLOAD | Letter from the SEC | Jul 28, 2022 | — |
| 6-K | Current report (foreign issuer) | Jul 8, 2022 | Jul 7, 2022 |
| 6-K | Current report (foreign issuer) | Jul 5, 2022 | Jul 1, 2022 |
| 6-K | Current report (foreign issuer) | Jul 1, 2022 | Jul 1, 2022 |
| 6-K | Current report (foreign issuer) | Jun 30, 2022 | Jun 30, 2022 |
| 6-K | Current report (foreign issuer) | May 25, 2022 | May 24, 2022 |
| 6-K | Current report (foreign issuer) | May 24, 2022 | May 24, 2022 |
| 6-K | Current report (foreign issuer) | May 20, 2022 | May 20, 2022 |
| 6-K | Current report (foreign issuer) | May 6, 2022 | May 6, 2022 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2022 | Dec 31, 2021 |
| 6-K | Current report (foreign issuer) | Apr 29, 2022 | Apr 28, 2022 |
| 6-K | Current report (foreign issuer) | Apr 25, 2022 | Apr 22, 2022 |
| 6-K | Current report (foreign issuer) | Apr 20, 2022 | Apr 19, 2022 |
| 6-K | Current report (foreign issuer) | Apr 14, 2022 | Apr 14, 2022 |
| 6-K | Current report (foreign issuer) | Mar 22, 2022 | Mar 22, 2022 |
| 6-K | Current report (foreign issuer) | Mar 22, 2022 | Mar 22, 2022 |
Showing 200 filings, the most recent 200. 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.