Loma Negra Compania Industrial Argentina Sociedad Anonima 6-K, filed May 19, 2021

UNITED STATES

  SECURITIES AND EXCHANGE COMMISSION

  Washington, D.C. 20549

_______________

FORM 6‑K

  \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_

REPORT OF FOREIGN PRIVATE ISSUER

Pursuant to Rule 13a-16 or 15d-16 under the

  Securities Exchange Act of 1934

For the month of May, 2021

Commission File Number: 001-38262

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LOMA NEGRA COMPAÑÍA INDUSTRIAL ARGENTINA

SOCIEDAD ANÓNIMA

  \(Exact Name of Registrant as Specified in its Charter\)

LOMA NEGRA CORPORATION

  \(Translation of Registrant’s name into English\)

_______________

Cecilia Grierson 355, 4th Floor

Zip Code C1107CPG – Capital Federal

Republic of Argentina

(Address of principal executive offices)

______________

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

  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):  ☐

Table of Contents

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.

Loma Negra Compañía Industrial Argentina Sociedad Anónima

City of Buenos Aires, May 18, 2021

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 11 of Chapter I, Title II and section 2 of Section II, 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”) on February 12, 2021 and communicated to the markets as a relevant event on the same date.

In this regard, we inform that, considering the proximity of the expiration of the original term of the share repurchase plan, on the date hereof the Company's Board has resolved to extend it for 45 additional days and keep the rest of the terms and conditions originally approved by the Board.

Also, we inform that, as of the date hereof, the Company has purchased a total of 2,879,808 shares for a total of AR$ 522,591,678.32, which represents 69.7% of the maximum amount to invest originally approved by the Board.

Sincerely,

_____________________________________

Marcos I. Gradin

Investor Relations Officer

LOMA NEGRA C.I.A.S.A.