# EDGAR Filing Document

**Accession Number:** 0001711375
**File Stem:** 0001157523-23-000001
**Filing Date:** 2023-1
**Character Count:** 4825
**Document Hash:** 506cd068e73b3feeea6e15c6f604ef38
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001157523-23-000001.hdr.sgml**: 20230103

**ACCESSION NUMBER**: 0001157523-23-000001

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20230102

**FILED AS OF DATE**: 20230103

**DATE AS OF CHANGE**: 20230103

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Loma Negra Compania Industrial Argentina Sociedad Anonima
- **CENTRAL INDEX KEY:** 0001711375
- **STANDARD INDUSTRIAL CLASSIFICATION:** CEMENT, HYDRAULIC [3241]
- **IRS NUMBER:** 000000000

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-38262
- **FILM NUMBER:** 23500028

**BUSINESS ADDRESS:**
- **STREET 1:** CECILIA GRIERSON 355, 4TH FLOOR
- **CITY:** BUENOS AIRES
- **STATE:** C1
- **ZIP:** C1107CPG
- **BUSINESS PHONE:** 54 114-319-3000

**MAIL ADDRESS:**
- **STREET 1:** CECILIA GRIERSON 355, 4TH FLOOR
- **CITY:** BUENOS AIRES
- **STATE:** C1
- **ZIP:** C1107CPG

#### UNITED STATES<br> SECURITIES AND EXCHANGE COMMISSION <br> Washington, D.C. 20549

#### <br>

#### FORM 6-K <br>

#### REPORT OF FOREIGN PRIVATE ISSUER
Pursuant to Rule 13a-16 or 15d-16 under the<br> Securities Exchange Act of 1934

#### For the month of January, 2023

#### Commission File Number: 001-38262

#### <br>
**LOMA NEGRA COMPAÑÍA INDUSTRIAL ARGENTINA**<br>

**SOCIEDAD ANÓNIMA**<br> (*Exact Name of Registrant as Specified in its Charter)*

**LOMA NEGRA CORPORATION**<br>

(*Translation of Registrant's name into English*)

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| |
|:---|
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **Cecilia Grierson 355, 4th Floor**<br> **Zip Code C1107CPG – Capital Federal**<br> **Republic of Argentina** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (*Address of principal executive offices*) |

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Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.<br> Form 20-F ☒ Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ☐

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#### **Table of Contents**
<u> Item </u> <u> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Description </u> <br> 1 Relevant event

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#### 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, thereunto duly authorized.

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| | | |
|:---|:---|:---|
|  | Loma Negra Compañía Industrial Argentina Sociedad Anónima | Loma Negra Compañía Industrial Argentina Sociedad Anónima |
| Date: January 2, 2023 <br>| By: <br>| /s/ Marcos I. Gradin <br>|
|  | Name: <br>| Marcos I. Gradin <br>|
|  | Title: <br>| Chief Financial Officer <br>|

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| | |
|:---|:---|
| Cecilia Grierson 355 4° piso <br> (1107) – Cdad. Autónoma de Bs. As.<br>Tel +54 11 4319-3000<br>www.lomanegra.com.ar<br>| ![](header.jpg) |

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City of Buenos Aires, January 2<sup>nd</sup>, 2023

Messrs.

#### Comisión Nacional de Valores (CNV)

#### Bolsas y Mercados Argentinos S.A. (BYMA)

#### Ref. : LOMA NEGRA C.I.A.S.A. – Relevant Event

Dear Sirs,

We are writing in accordance with Section 2 of Chapter I, Title XII of the Argentine National Securities Commission ("Comisión Nacional de Valores") Regulations (2013 revised version) regarding the share repurchase plan that was approved by the Board of Directors of Loma Negra Compañía Industrial Argentina S.A. (the "Company").

In this regard, we inform that during the period from December 26<sup>th</sup>, 2022 to December 30<sup>th</sup>, 2022, the Company purchased its own American Depositary Receipt (ADR) as follows:

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| | | | |
|:---|:---|:---|:---|
| Acquisition date | American Depositary<br> Receipt (ADR) | Average Price | Total Amount |
| December 28, 2022 | 17473 | USD 6.8812 | USD 120,234.61 |

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The acquisitions complied with the daily limit for operations in the Argentine market of up to twenty-five percent (25%) of the average daily transaction volume of the Company's shares during the previous 90 (ninety) business days, in accordance with Section 66 of Law No. 26,831.

In this sense, we hereby inform that the share repurchase plan approved by the Board of the Company on October 3<sup>rd</sup>, 2022 until December 31<sup>st</sup>, 2022, has ended.

Sincerely,

_____________________________________

Marcos I. Gradin

Investor Relations Officer

#### LOMA NEGRA C.I.A.S.A.
<br>