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 2026

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

1.	Press release from Cemex, S.A.B. de C.V. (NYSE: CX) (“Cemex”) dated March 12, 2026, announcing Cemex to divest a part of its operations in Colombia.

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.


		Cemex, S.A.B. de C.V.
		(Registrant)

Date: March 12, 2026	By:	/s/ Jaime Martinez Merla
		Name: Jaime Martinez Merla
		Title: Chief Comptroller

EXHIBIT INDEX


EXHIBIT NO.		DESCRIPTION

1.		Press release from Cemex, S.A.B. de C.V. (NYSE: CX) (“Cemex”) dated March 12, 2026, announcing Cemex to divest a part of its operations in Colombia.

CEMEX SAB DE CV 6-K