YPF grants 100K shares to exec Maximiliano Westen

Of the 100,002 Class D shares reported on Aug. 31, 35,001 were withheld for tax, and YPF disclosed no Rule 10b5-1 trading plan.

Rhea-AI Filing Summary

YPF SOCIEDAD ANONIMA (YPF) reports that officer Maximiliano Pedro Westen, Strategy, New Business & Control Vice President, received an award of 100,002 shares of Class D common stock on August 31, 2026. On the same date, 35,001 shares were withheld to satisfy tax withholding arising from the vesting of share awards under YPF’s Long-Term Incentive Share Award program. No Rule 10b5-1 trading plan is reported. Effective August 4, 2026, YPF S.A. effected a 10-for-1 stock split, and the share figures reflect this split.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Westen Maximiliano Pedro

Role Strategy, New Bus. & Ctrl VP

Type	Security	Shares	Price	Value
Grant/Award	Class D Common Stock F1	100,002	$7,983.00 as filed	--
Tax Withholding	Class D Common Stock F2	35,001	$7,983.00 as filed	--

• Class D Common Stock, Aug 31, 2026. Price shown as filed: $7,983.00 per share is far above the $51.58 close on Aug 31, 2026, so no transaction value is shown.
• Class D Common Stock, Aug 31, 2026. Price shown as filed: $7,983.00 per share is far above the $51.58 close on Aug 31, 2026, so no transaction value is shown.

Holdings After Transaction: Class D Common Stock — 171,741 shares (Direct)

Footnotes (2)

1. F1. Effective August 4, 2026, YPF S.A. effected a 10-for-1 stock split. Shareholdings reported herein reflect the effects of the stock split.
2. F2. Payment of tax withholding relating to vesting of share awards pursuant to YPF S.A.'s Long-Term Incentive Share Award (Programa de Retribucion a Largo Plazo).

Key Figures

Share award: 100,002 shares Shares withheld for tax: 35,001 shares Stock split ratio: 10-for-1 +1 more

4 metrics

Share award 100,002 shares Class D common stock granted to Maximiliano Pedro Westen on August 31, 2026

Shares withheld for tax 35,001 shares Class D common stock delivered or withheld to pay tax withholding on August 31, 2026

Stock split ratio 10-for-1 YPF S.A. stock split effective August 4, 2026

Stock split effective date August 4, 2026 Effective date of YPF S.A.’s 10-for-1 stock split referenced in the Form 4

Key Terms

10-for-1 stock split, Long-Term Incentive Share Award, tax withholding

3 terms

10-for-1 stock split financial

"Effective August 4, 2026, YPF S.A. effected a 10-for-1 stock split."

Long-Term Incentive Share Award financial

"vesting of share awards pursuant to YPF S.A.'s Long-Term Incentive Share Award"

tax withholding financial

"Payment of tax withholding relating to vesting of share awards"

Tax withholding is the practice of taking a portion of a payment—such as wages, dividends, or sale proceeds—before it reaches the recipient and sending that portion to the tax authority as an advance on the recipient’s eventual tax bill. For investors it matters because withholding reduces immediate cash received and affects after‑tax returns, estimated tax payments, and whether you may owe more or receive a refund when taxes are finally calculated, like having a small automatic savings set aside for your tax bill.

FAQ

What insider share award did YPF (YPF) disclose for Maximiliano Pedro Westen?

YPF disclosed that Maximiliano Pedro Westen received an award of 100,002 shares of Class D common stock on August 31, 2026, related to the company’s Long-Term Incentive Share Award program, after giving effect to a recent 10-for-1 stock split.

How many YPF (YPF) shares were withheld for taxes in this Form 4?

The filing states that 35,001 shares of YPF Class D common stock were used for payment of tax withholding in connection with the vesting of share awards under YPF S.A.’s Long-Term Incentive Share Award program.

Was a Rule 10b5-1 trading plan used for the reported YPF (YPF) transactions?

No. The Form 4 indicates that the transactions involving Maximiliano Pedro Westen were not made pursuant to a Rule 10b5-1 trading plan.

What stock split did YPF (YPF) reference in this insider filing?

YPF S.A. disclosed that, effective August 4, 2026, it effected a 10-for-1 stock split, and the shareholdings reported for Maximiliano Pedro Westen in this Form 4 already reflect the impact of that split.

Can investors determine Maximiliano Pedro Westen’s total YPF (YPF) holdings from this Form 4?

No. The Form 4 provides the shares awarded and shares withheld for taxes on August 31, 2026, but it does not state Maximiliano Pedro Westen’s total shareholdings after these transactions.

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

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Available on EDGAR 09/02/2026 - 02:12 PM Accepted by SEC EDGAR 09/02/2026 - 02:11 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^*

Westen Maximiliano Pedro

(Last) (First) (Middle)

MACACHA GUEMES 515

(Street)

CABA 00000

(City) (State) (Zip)

ARGENTINA

(Country)

2. Issuer Name and Ticker or Trading Symbol
YPF SOCIEDAD ANONIMA [ YPF ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Strategy, New Bus. & Ctrl VP

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/31/2026

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
Class D Common Stock	08/31/2026		A		100,002(1)	A	$7,983	206,742(1)	D
Class D Common Stock	08/31/2026		F		35,001(2)	D	$7,983	171,741	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. Effective August 4, 2026, YPF S.A. effected a 10-for-1 stock split. Shareholdings reported herein reflect the effects of the stock split.

2. Payment of tax withholding relating to vesting of share awards pursuant to YPF S.A.'s Long-Term Incentive Share Award (Programa de Retribucion a Largo Plazo).

	Maximiliano Pedro Westen	09/01/2026
	** 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)