Cemex (NYSE: CX) CEO awarded 382K certificates, with part withheld for taxes

Rhea-AI Filing Summary

Chief Executive Officer Jaime Muguiro Dominguez reported equity compensation activity in CEMEX SAB DE CV. On August 14, 2026, he acquired 382,140 Ordinary Participation Certificates (CEMEX.CPO) in a grant/award transaction, tied to a compensation plan from 2023 and technical adjustments for tax payment and/or cash dividend. On the same date, 133,760 Ordinary Participation Certificates were delivered or withheld for payment of exercise price or tax liability, at a reference price of 12.13 per certificate. The filing notes that each American Depositary Share represents 10 Ordinary Participation Certificates.

Insider Trade Summary

Net Buyer: 248,380 shares

Net Buy 2 txns

Insider Muguiro Dominguez Jaime

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Grant/Award	Ordinary Participation Certificates (CEMEX.CPO) F1	382,140	$0.00	$0.00
Exercise Price or Tax Liability	Ordinary Participation Certificates (CEMEX.CPO) F2	133,760	$12.13	$1.62M

Holdings After Transaction: Ordinary Participation Certificates (CEMEX.CPO) — 6,187,850 shares (Direct)

Footnotes (2)

1. F1. On August 14, 2026, 371,880 Ordinary Participation Certificates corresponding to compensation plan from 2023 vested in favor of the reporting person. Additionally, 10,260 Ordinary Participation Certificates were granted to the reporting person due to technical adjustments for tax payment and/or cash dividend.
2. F2. The Ordinary Participation Certificates of the Issuer may be represented by American Depositary Shares ("ADS"). Each ADS represents 10 Ordinary Participation Certificates.

Key Figures

Equity certificates acquired: 382,140 Ordinary Participation Certificates Vested from 2023 compensation plan: 371,880 Ordinary Participation Certificates Technical adjustment grant: 10,260 Ordinary Participation Certificates +3 more

6 metrics

Equity certificates acquired 382,140 Ordinary Participation Certificates Grant/award acquisition on August 14, 2026

Vested from 2023 compensation plan 371,880 Ordinary Participation Certificates Vested in favor of the reporting person on August 14, 2026

Technical adjustment grant 10,260 Ordinary Participation Certificates Granted due to technical adjustments for tax payment and/or cash dividend

Shares delivered/withheld for exercise price or taxes 133,760 Ordinary Participation Certificates Code F disposition for payment of exercise price or tax liability

Reference price per certificate 12.13 Applied to the 133,760-certificate code F transaction

ADS to Ordinary Participation Certificates ratio 1 ADS : 10 Ordinary Participation Certificates Each ADS represents 10 Ordinary Participation Certificates of the issuer

Key Terms

Ordinary Participation Certificates, American Depositary Shares, compensation plan, vested, +1 more

5 terms

Ordinary Participation Certificates financial

"On August 14, 2026, 371,880 Ordinary Participation Certificates corresponding to compensation plan"

American Depositary Shares financial

"The Ordinary Participation Certificates of the Issuer may be represented by American Depositary Shares"

American depositary shares (ADSs) are a way for investors in the United States to buy shares of foreign companies without dealing with international markets directly. They represent ownership in a foreign company's stock and are traded on U.S. stock exchanges, making it easier for American investors to buy, sell, and own parts of companies from around the world.

compensation plan financial

"corresponding to compensation plan from 2023 vested in favor of the reporting person"

vested financial

"Ordinary Participation Certificates corresponding to compensation plan from 2023 vested in favor"

Payment of exercise price or tax liability financial

"Payment of exercise price or tax liability by delivering or withholding securities"

FAQ

What equity award did CEMEX (CX) CEO Jaime Muguiro Dominguez receive on August 14, 2026?

On August 14, 2026, the CEO acquired 382,140 Ordinary Participation Certificates (CEMEX.CPO). This consisted of 371,880 certificates vesting from a 2023 compensation plan plus 10,260 additional certificates granted due to technical adjustments for tax payment and/or cash dividend.

How many CEMEX (CX) Ordinary Participation Certificates were used for tax or exercise payments?

On the same date, 133,760 Ordinary Participation Certificates were delivered or withheld for payment of exercise price or tax liability. The transaction used a reference price of 12.13 per certificate, reflecting non-market settlement mechanics rather than an open-market sale.

What does each CEMEX (CX) American Depositary Share represent according to this filing?

Each American Depositary Share (ADS) of CEMEX represents 10 Ordinary Participation Certificates. This ratio links the local Ordinary Participation Certificates (CEMEX.CPO) to the ADS traded for international investors, helping translate the reported share quantities into ADS equivalents.

Was the CEMEX (CX) CEO’s August 14, 2026 Form 4 filed under a Rule 10b5-1 trading plan?

The filing indicates the Rule 10b5-1 checkbox is not affirmed. There is no footnote stating that these transactions occurred under a pre-arranged trading plan, so the report treats them as standard compensation-related equity movements rather than plan-executed trades.

Are the August 14, 2026 CEMEX (CX) insider transactions open-market buys or sells?

No, the reported transactions are compensation-related, not open-market trades. They include vesting and grant of 382,140 Ordinary Participation Certificates and a separate code F transaction where 133,760 certificates were delivered or withheld for payment of exercise price or tax liability.

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

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/17/2026 - 07:58 PM Accepted by SEC EDGAR 08/17/2026 - 07:58 PM Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Muguiro Dominguez Jaime

(Last) (First) (Middle)

AVENIDA RICARDO MARGAIN ZOZAYA 325

COLONIA VALLE DEL CAMPESTRE

(Street)

SAN PEDRO GARZA GARCIA NUEVO LEON 66265

(City) (State) (Zip)

MEXICO

(Country)

2. Issuer Name and Ticker or Trading Symbol
CEMEX SAB DE CV [ CX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

2a. Foreign Trading Symbol
[CEMEX.CPO]

3. Date of Earliest Transaction (Month/Day/Year)
08/14/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary Participation Certificates (CEMEX.CPO)	08/14/2026		A		382,140(1)	A	$0	6,321,610	D
Ordinary Participation Certificates (CEMEX.CPO)	08/14/2026		F		133,760	D	$12.13	6,187,850(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. On August 14, 2026, 371,880 Ordinary Participation Certificates corresponding to compensation plan from 2023 vested in favor of the reporting person. Additionally, 10,260 Ordinary Participation Certificates were granted to the reporting person due to technical adjustments for tax payment and/or cash dividend.

2. The Ordinary Participation Certificates of the Issuer may be represented by American Depositary Shares ("ADS"). Each ADS represents 10 Ordinary Participation Certificates.

	/s/Jaime Muguiro Dominguez	08/17/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)