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 March 2022

Commission File Number: 001-14946

CEMEX, S.A.B. de C.V.

(Translation of Registrant’s name into English)

Avenida Ricardo Margáin Zozaya #325, Colonia Valle del Campestre

San Pedro Garza García, Nuevo León, 66265 México

(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):

Contents

On March 25, 2022, CEMEX, S.A.B. de C.V. (NYSE:CX) (“CEMEX” or the “Company”) informed the Mexican Stock Exchange (Bolsa Mexicana de Valores) about the resolutions adopted at CEMEX’s Ordinary General Shareholders meeting that was held on March 24, 2022.

The following is an unofficial English translation of the information that was provided to the Mexican Stock Exchange. In the event of any discrepancy between the English translation and the Spanish version of the information provided to the Mexican Stock Exchange, the Spanish version shall prevail:

Summary of the resolutions adopted at the Ordinary General Shareholders’ Meeting held pursuant to article 181 of the Mexican General Corporations Law (Ley General de Sociedades Mercantiles) being represented 42,733’584,756 (forty-two billion, seven hundred thirty-three million, five hundred eighty-four thousand, seven hundred fifty-six) shares of the 43,706’031,360 (forty-three billion, seven hundred six million, thirty-one thousand, three hundred sixty) shares with voting rights that constitute the capital stock which represents of 97.775% (ninety-seven point seven hundred seventy-five thousandths percent) of the outstanding share capital.

In relation to the First Item on the Agenda, by majority vote in favor and with the opposing vote of 11’280,293 (eleven million, two hundred eighty thousand, two hundred ninety-three) shares, the following Agreement was made:

FIRST: The following is approved:

a) The Chief Executive Officer’s Report regarding the Company’s performance during fiscal year 2021, the Company’s individual and consolidated Financial Statements of Financial Position, Income (Loss) Statements, Cash Flows Statements and Changes in Stockholders’ Equity Statements, for fiscal year 2021, together with their complementary notes; the Board of Directors’ Report on the transactions and activities in which it intervened during fiscal year 2021; the Annual Report on the activities of the Audit, Corporate Practices and Finance, and Sustainability Committees; the Report containing the main Accounting Policies and Guidelines criteria followed in the preparation of the financial information, as well as the Report on the review of the Company’s Tax Situation; and

b) The ratification of all the acts and actions carried out by the Chief Executive Officer, the Board of Directors and the Audit, Corporate Practices and Finance, and Sustainability Committees.

In relation to the Second Item on the Agenda, by majority vote in favor and with the opposing vote of 3’259,803 (three million, two hundred fifty-nine thousand, eight hundred three) shares, the following Agreement was made:

SECOND: The allocation of profits for the fiscal year ended December 31, 2021 was approved in the following terms:

(figures in constant millions of Mexican pesos as of December 31, 2021)

In relation to the Third Item on the Agenda, by majority vote in favor and with the opposing vote of 5’570,111 (five million, five hundred seventy thousand, one hundred eleven) shares, the following Agreement was made:

THIRD: The following is approved:

a) To set the amount of U.S.$500,000,000.00 (five hundred million dollars of the United States of America 00/100) or its equivalent in Mexican pesos, as the maximum amount of resources that during fiscal year 2022, and until the next Annual Ordinary Shareholder’s Meeting is held, CEMEX, S.A.B. de C.V. may use for the acquisition of its own shares or securities that represent such shares.

b) Authorize the Company’s Board of Directors to determine the bases on which the acquisition and placement of said shares shall be instructed, designate the persons that shall make the decisions to acquire or place them, appoint those responsible for carrying out the transaction and giving the corresponding notices to the authorities. The Board of Directors and/or attorneys-in-fact or delegates appointed at the time, or the persons responsible for such transactions, shall determine in each case, whether the purchase shall be carried out with a charge to stockholders’ equity as long as the shares belong to the Company, or charged to the share capital, in case it is resolved to convert them into unsubscribed shares to be kept in treasury.

In relation to the Fourth Item on the Agenda, the following Agreements were made:

FOURTH: By majority vote in favor and with the opposing vote stated in each case, the following people were approved to be designated to CEMEX’s S.A.B. de C.V.’s Board of Directors:

Based on the aforementioned criteria and the reports of each of the proposed persons, it was verified that none of the Directors indicated as Independent, is located in the assumptions indicated in article 26 of the Mexican Securities Market Law.

MR. ROGELIO ZAMBRANO LOZANO, MR. ROGER SALDAÑA MADERO and MR. RENÉ DELGADILLO GALVÁN are appointed as Chairman, Secretary and Alternate Secretary of the Board of Directors of CEMEX, S.A.B. de C.V., respectively, the last two without the character of Directors.

It was approved that the Directors are exempt from granting surety.

FIFTH: by majority vote in favor and with the opposing vote of 890’165,145 (eight hundred ninety million, one hundred sixty-five thousand, one hundred forty-five) shares, the following Agreement was made:

MR. EVERARDO ELIZONDO ALMAGUER

MR. RODOLFO GARCÍA MURIEL

MR. FRANCISCO JAVIER FERNANDEZ CARBAJAL

MR. FRANCISCO JAVIER FERNÁNDEZ CARBAJAL

MR. RODOLFO GARCÍA MURIEL

MR. ARMANDO GARZA SADA

MR. ARMANDO J. GARCÍA SEGOVIA

MR. FERNANDO ÁNGEL GONZÁLEZ OLIVIERI

MR. FRANCISCO JAVIER FERNÁNDEZ CARBAJAL

MR. MARCELO ZAMBRANO LOZANO

In relation to the Fifth Item on the Agenda, by majority vote in favor and with the opposing vote of 34’087,803 thirty-four million, eighty-seven thousand, eight hundred and three) shares, the following Agreement was made:

In relation to the Sixth Item on the Agenda, by majority in favor and with the opposing vote of 1’275,073 (one million, two hundred seventy-five thousand, seventy-three) shares, the following Agreement was made:

SEVENTH: MR. ROGELIO ZAMBRANO LOZANO, MR. FERNANDO ÁNGEL GONZÁLEZ OLIVIERI, MR. ROGER SALDAÑA MADERO and MR. RENÉ DELGADILLO GALVÁN are appointed to appear, jointly or separately, before a Notary Public of their choice to record the minutes of this Shareholder’s Meeting and to formalize the Resolutions adopted and manage their registration in the corresponding Public Registry of Commerce, if necessary.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, CEMEX, S.A.B. de C.V. has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.