Vista Energy (NYSE: VIST) cancels 281,186 CEO stock options

Rhea-AI Filing Summary

Vista Energy reports that Chief Executive Officer Miguel Matias Galuccio disposed of 281,186 employee stock options to the company on 2026-07-13 at a reported transaction price of $66.30 per option. These vested options, exercisable at $7.05 and originally expiring 2032-02-23, were canceled by the company, leaving 0 options from this grant outstanding. The filing indicates the transaction was not made under a Rule 10b5-1 trading plan.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Galuccio Miguel Matias

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Disposition	Employee Stock Options (Right to Buy) F2, F1	281,186	$66.30	$18.64M

Holdings After Transaction: Employee Stock Options (Right to Buy) — 0 shares (Direct)

Footnotes (2)

1. F1. Stock options vested and exercisable through the date indicated under "Expiration Date."
2. F2. The stock options were canceled by the company.

Key Figures

Options disposed: 281,186 options Transaction price per option: $66.30 Exercise price: $7.05 +3 more

6 metrics

Options disposed 281,186 options Employee stock options disposed of to issuer on 2026-07-13

Transaction price per option $66.30 Per-option transaction price reported for the disposition on 2026-07-13

Exercise price $7.05 Exercise price of the employee stock options that were canceled

Option expiration date 2032-02-23 Original expiration date of the vested options before cancellation

Options after transaction 0 options Total employee stock options from this grant following the disposition

Derivative transactions reported 1 Number of derivative transactions reported in this Form 4

Key Terms

Disposition to issuer, Employee Stock Options (Right to Buy), American Depositary Shares, Rule 10b5-1 trading plan

4 terms

Disposition to issuer financial

"Transaction code D is described as a "Disposition to issuer""

Employee Stock Options (Right to Buy) financial

"Security title is "Employee Stock Options (Right to Buy)""

American Depositary Shares financial

"Underlying security title includes "Series A Shares / 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.

Rule 10b5-1 trading plan regulatory

"The filing’s 10b5-1 checkbox indicates no Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

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 08/04/2026 - 09:31 PM Accepted by SEC EDGAR 08/04/2026 - 09:30 PM Learn about SEC filing dates

FAQ

What insider transaction did Vista Energy (VIST) report for its CEO?

Vista Energy reported that CEO Miguel Matias Galuccio disposed of 281,186 employee stock options back to the company. The transaction, coded as a disposition to the issuer, involved vested options tied to Series A Shares / American Depositary Shares.

How many Vista Energy (VIST) stock options were canceled in this Form 4?

A total of 281,186 employee stock options held by Vista Energy CEO Miguel Matias Galuccio were canceled by the company. Footnotes state that these options, which were vested and exercisable, were terminated, leaving no options from this particular grant outstanding.

What prices are associated with the Vista Energy (VIST) CEO options disposition?

The disposition shows a reported transaction price of $66.30 per option and an exercise price of $7.05. The options were vested and exercisable through 2032-02-23 before being canceled, according to the Form 4 and its related footnotes.

Were Vista Energy (VIST) CEO option cancellations done under a Rule 10b5-1 plan?

No. The Form 4 indicates that the Rule 10b5-1 trading plan box is unchecked, meaning the disposition was not affirmed as made under a pre-arranged 10b5-1 plan. The transaction is reported simply as a disposition to the issuer.

What is the Vista Energy (VIST) CEO’s option position after this reported transaction?

Following the reported disposition, the filing shows 0 employee stock options remaining from this specific grant for CEO Miguel Matias Galuccio. The canceled options had previously been vested and exercisable through the stated expiration date of 2032-02-23.

What type of security was involved in the Vista Energy (VIST) Form 4 filing?

The Form 4 involves Employee Stock Options (Right to Buy) with an underlying security described as Series A Shares / American Depositary Shares. These derivative securities gave the right to acquire 281,186 underlying shares before being canceled by the company.

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^*

Galuccio Miguel Matias

(Last) (First) (Middle)

AVENIDA PASEO DE LA REFORMA 243, PISO 18

(Street)

CIUDAD DE MEXICO CUAUHTEMOC 06500

(City) (State) (Zip)

MEXICO

(Country)

2. Issuer Name and Ticker or Trading Symbol
Vista Energy, S.A.B. de C.V. [ VIST ]

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

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

2a. Foreign Trading Symbol
[BMV: VISTA]

3. Date of Earliest Transaction (Month/Day/Year)
07/13/2026

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

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
Employee Stock Options (Right to Buy)	$7.05	07/13/2026		D			281,186	(1)	02/23/2032	Series A Shares / American Depositary Shares	281,186	$66.3(2)	0	D

Explanation of Responses:

1. Stock options vested and exercisable through the date indicated under "Expiration Date."

2. The stock options were canceled by the company.

	/s/ Miguel Galuccio	08/04/2026
	** 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)