Loma Negra (LOMA) SD Filing Notes Hyperinflation and Quarry Projects

Rhea-AI Filing Summary

Loma Negra reports operations in cement, concrete, rail, aggregates and industrial waste recycling, and states all amounts in Argentine pesos restated under IAS 29 for hyperinflation. The filing notes the official exchange rate was Ps. 1,032.50 per US$1 as of Dec 31, 2024 and Ps. 1,474.75 per US$1 as of Sept 19, 2025. The company discloses payments to governments related to mineral commercial development and identifies the El Salitral y Cerro Bayo limestone quarry in Zapala as a project.

Positive

• Vertical integration: the company sources nearly all limestone from its own quarries and owns/exclusively operates its limestone quarries
• Clear segment disclosure: five operating segments (cement/masonry lime, concrete, railroad, aggregates, others) are described
• Compliance with IAS 29: the filing explicitly restates figures under inflation accounting for Argentina

Negative

• Exchange rate volatility: official rate moved from Ps. 1,032.50 per US$1 (12/31/2024) to Ps. 1,474.75 per US$1 (9/19/2025), indicating significant peso depreciation
• Limited quantitative detail: the provided excerpt does not include specific payment amounts to governments, revenues, or profit figures
• Project detail incomplete in excerpt: filing notes four production-stage mining properties but only explicitly names one project in the supplied text

Insights

Financial Analyst

TL;DR: Disclosure is operationally descriptive with hyperinflation adjustments; financial magnitudes and payment amounts are not provided here.

The filing summarizes Loma Negra's core businesses across cement, concrete, rail, aggregates and waste recycling and confirms application of IAS 29 due to Argentina's hyperinflation. Management reports vertical integration for limestone sourcing, owning and operating quarries. The document provides exchange rates for two dates, which illustrates significant currency depreciation that will materially affect translation and comparability of peso-denominated figures, but the text does not include revenue, profit or specific payment amounts to quantify impact.

Mining & Environmental Risk Analyst

TL;DR: The company discloses mining projects and payments to governments but provides limited project-level financial detail in this excerpt.

Loma Negra states it had four production-stage mining properties as of Dec 31, 2024 and reports payments to governments for mineral commercial development. The filing names El Salitral y Cerro Bayo in Zapala as a limestone project and emphasizes self-sourced limestone from company-owned quarries. Environmental, permitting or rehabilitation specifics are not provided in the text supplied, nor are payment amounts or counterparties detailed, limiting assessment of regulatory or ESG risk exposure from this excerpt.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 09/22/2025 - 02:19 PM Learn about SEC filing dates

FAQ

What currency and accounting standard does LOMA use for reporting?

All payments are reported in Argentine Pesos and amounts are restated under IAS 29 due to Argentina being considered a hyperinflationary economy.

What were the official exchange rates disclosed by LOMA?

The filing states the official nominal exchange rate was Ps. 1,032.50 per US$1 as of December 31, 2024 and Ps. 1,474.75 per US$1 as of September 19, 2025.

Which business segments does LOMA report?

LOMA reports five segments: cement, masonry cement and lime; concrete; railroad; aggregates; and others (industrial waste treatment/recycling).

Does LOMA own its raw material sources?

Yes; the company states it obtains nearly all mineral resources from its own quarries, and that all limestone for the year ended Dec 31, 2024 was sourced from its own quarries.

Which mining projects are identified in the filing excerpt?

The filing discloses payments for mining properties and identifies El Salitral y Cerro Bayo, a limestone quarry in Zapala, Province of Neuquen, Argentina, as a project.

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

_______________

FORM SD
_______________

Specialized Disclosure Report

_______________

LOMA NEGRA COMPAÑÍA INDUSTRIAL ARGENTINA SOCIEDAD ANÓNIMA
(Exact Name of Registrant as Specified in its Charter)

Republic of Argentina (Jurisdiction of incorporation or organization) Commission file number: 001-38262

___________

Cecilia Grierson 355, 4th Floor

Zip Code C1107CPG – Capital Federal

Republic of Argentina

(Address of principal executive offices)

__________

Marcos Isabelino Gradin

Chief Financial Officer

Tel: 54-11-4319-3048

(Name and telephone number, including area code,

of the person to Contact in connection with this report)

_____

Check the appropriate box to indicate the rule pursuant to which this form is being filed, and provide the period to which the information in this form applies:

☐ Rule 13p-1 under the Securities Exchange Act (17 CFR 240.13p-1) for the reporting period from .

☑ Rule 13q-1 under the Securities Exchange Act (17 CFR 240.13q-1) for the fiscal year ended December 31, 2024.

SECTION 1 – CONFLICT MINERALS DISCLOSURE

Item 1.01 - Conflict Minerals Disclosure and Report

Not applicable

Item 1.02 - Exhibit

Not applicable

SECTION 2 – RESOURCE EXTRACTION ISSUER DISCLOSURE

Item 2.01 Resource Extraction Issuer Disclosure and Report

Disclosure of Payments by Resource Extraction Issuers

The specified payment disclosure required by this Form is included in Exhibit 2.01 to this Form SD.

Report on payments to governments for the year ended December 31, 2024

This report provides a consolidated overview of the payments to governments made by Loma Negra Compañía Industrial Argentina Sociedad Anónima. (“Loma Negra,” the "Company" or "us") for the fiscal year ended December 31, 2024.

All payments are reported in Argentine Pesos ("Ps."), the official currency of Argentina. All figures in Ps. are stated in the measuring unit current at the end of the reporting year (December 31, 2024) in accordance with the application of the method to restate financial statements in constant currency established by the International Accounting Standard 29, or IAS 29, as Argentina is considered a hyperinflationary economy. As of December 31, 2024, the official nominal exchange rate for pesos into U.S. dollars was Ps. 1,032.5000 per US$1.00 and as of September 19, 2025 the official nominal exchange rate for pesos into U.S. dollars was Ps. 1474.7500 per US$1.00.

Our business segments

We produce and distribute cement, masonry cement, lime, aggregates and concrete, which are products primarily used in private and public construction.

The principal raw materials used in the production of cement include: (1) limestone, clay and gypsum for the production of clinker, and (2) clinker additions, including blast furnace slag, pozzolana, fly ash, and paper bag, since we package a substantial portion of our cement in bags. We obtain nearly all of our mineral resources from our own quarries, using, either third party services or our own mining equipment. For the year ended December 31, 2024, all of our limestone was sourced from our own quarries. We own and exclusively operate our limestone quarries.

Our business segments are as follows:

•Cement, masonry cement and lime segment: this segment includes profit or loss from the cement, masonry cement and lime business, from procurement of raw materials in quarries, the manufacturing process of clinker and quicklime and their subsequent grinding with certain aggregates for the production of cement, masonry cement and lime.

•Concrete segment: this segment includes profit or loss from the production and sale of ready-mix concrete. It also includes the delivery of the product at the worksite and, depending on the circumstances, the pumping of concrete up to the place of destination.

•Railroad segment: this segment includes profit or loss from the provision of rail transportation services.

•Aggregates segment: this segment includes profit or loss from the aggregates business, from extraction to crushing of stone.

•Others segment: this segment includes profit or loss from the industrial waste treatment and recycling business for use as fuel.

Our projects

This report discloses the payments made by the Company to governments for the purpose of commercial development of minerals, such as limestone or granite, as part of our industrial cement and lime production and commercialization of aggregates.

As of December 31, 2024, we had four production stage mining properties. We have disclosed payments for the mining properties as separate projects segregated by product type and location:

•El Salitral y Cerro Bayo, a limestone quarry in Zapala, Province of Neuquen, Argentina. We consider this mining property as one project.

•Barker, a limestone quarry in Barker, Province of Buenos Aires, Argentina. We consider this mining property as one project.

•La Pampita y Entorno, limestone quarries located in Olavarría, Province of Buenos Aires, Argentina. We consider these mining properties as one project.

•La Preferida, a granite quarry located in Olavarría, Province of Buenos Aires, Argentina. We consider this mining property as one project.

SECTION 3 – EXHIBITS

Item 3.01. Exhibits

The following exhibit is filed as part of this report on Form SD.

Exhibit number						Description
2.01						Resource Extraction Payment Report

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned.

Loma Negra Compañía Industrial Argentina Sociedad Anónima

Date: September 22, 2025			By: /s/			Marcos I. Gradin
			Name:			Marcos I. Gradin
			Title:			Chief Financial Officer