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  4. [Form 4] LyondellBasell Industries N.V. Insider Trading Activity

LyondellBasell (LYB) CFO reports tax-withholding dispositions from RSU vesting

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

LyondellBasell Industries N.V. Executive Vice President and Chief Financial Officer Agustin Izquierdo Sabido reported tax-related share dispositions tied to restricted stock unit vesting. On February 22, 2026, 242 RSUs vested and 72 Class A shares were withheld at $56.67 per share to satisfy tax obligations. On February 23, 2026, 424 RSUs vested and 126 shares were withheld at $56.66 per share for the same purpose. Following these transactions, he directly owned 14,099 Class A shares and held 9,059 RSUs scheduled to vest on future dates.

Positive

  • None.

Negative

  • None.
Insider Izquierdo Sabido Agustin
Role EVP & Chief Financial Officer
Type Security Shares Price Value
Tax Withholding Class A Ordinary Shares 126 $56.66 $7K
Tax Withholding Class A Ordinary Shares 72 $56.67 $4K
Holdings After Transaction: Class A Ordinary Shares — 14,099 shares (Direct)
Footnotes (1)
  1. On February 22, 2026 the reporting person's restricted stock units automatically vested 242 shares. 72 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations. Represents 9,483 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan: 424 granted on February 23, 2023 that vest on February 23, 2026; 242 granted on February 22, 2024 that vest on February 22, 2027; 182 granted on April 15, 2024 that vest on April 15, 2026; 182 granted on April 15, 2024 that vest on April 15, 2027; 2,819 granted on February 27, 2025 that vest on February 27, 2026; 2,817 granted on February 27, 2025 that vest on February 27, 2027 and 2,817 granted on February 27, 2025 that vest on February 27, 2028. On February 23, 2026 the reporting person's restricted stock units automatically vested 424 shares. 126 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations. Represents 9,059 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan: 242 granted on February 22, 2024 that vest on February 22, 2027; 182 granted on April 15, 2024 that vest on April 15, 2026; 182 granted on April 15, 2024 that vest on April 15, 2027; 2,819 granted on February 27, 2025 that vest on February 27, 2026; 2,817 granted on February 27, 2025 that vest on February 27, 2027 and 2,817 granted on February 27, 2025 that vest on February 27, 2028.
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Form 4 Insider Transactions: What Each Field Means →
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*
Izquierdo Sabido Agustin
(Last) (First) (Middle)
4TH FLOOR
ONE VINE STREET
(Street)
LONDON X0 W1J 0AH
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
LyondellBasell Industries N.V. [ LYB ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
EVP & Chief Financial Officer
3. Date of Earliest Transaction (Month/Day/Year)
02/22/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
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 A Ordinary Shares 02/22/2026 F 72(1) D $56.67 14,225(2) D
Class A Ordinary Shares 02/23/2026 F 126(3) D $56.66 14,099(4) 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 February 22, 2026 the reporting person's restricted stock units automatically vested 242 shares. 72 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations.
2. Represents 9,483 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan: 424 granted on February 23, 2023 that vest on February 23, 2026; 242 granted on February 22, 2024 that vest on February 22, 2027; 182 granted on April 15, 2024 that vest on April 15, 2026; 182 granted on April 15, 2024 that vest on April 15, 2027; 2,819 granted on February 27, 2025 that vest on February 27, 2026; 2,817 granted on February 27, 2025 that vest on February 27, 2027 and 2,817 granted on February 27, 2025 that vest on February 27, 2028.
3. On February 23, 2026 the reporting person's restricted stock units automatically vested 424 shares. 126 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations.
4. Represents 9,059 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan: 242 granted on February 22, 2024 that vest on February 22, 2027; 182 granted on April 15, 2024 that vest on April 15, 2026; 182 granted on April 15, 2024 that vest on April 15, 2027; 2,819 granted on February 27, 2025 that vest on February 27, 2026; 2,817 granted on February 27, 2025 that vest on February 27, 2027 and 2,817 granted on February 27, 2025 that vest on February 27, 2028.
Remarks:
/s/ Lara A. Mason, Attorney-in-Fact 02/24/2026
** 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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did LYB executive Agustin Izquierdo Sabido report?

Agustin Izquierdo Sabido reported two tax-withholding dispositions of LyondellBasell Class A shares. They occurred when restricted stock units vested and shares were automatically withheld by the issuer to cover tax obligations rather than being sold in open-market transactions.

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

A total of 198 Class A shares were withheld to cover tax obligations. This included 72 shares on February 22, 2026 and 126 shares on February 23, 2026, all related to the vesting of previously granted restricted stock units.

At what prices were the LYB shares withheld for tax purposes?

The issuer withheld shares using prices around the mid-$50 range. Specifically, 72 shares were withheld at $56.67 per share and 126 shares at $56.66 per share, reflecting the value used to satisfy the reporting person’s tax liabilities.

How many LyondellBasell (LYB) shares does the executive own after these transactions?

After the reported tax-withholding transactions, the executive directly owned 14,099 Class A ordinary shares. This figure reflects his direct share position following the automatic withholding of shares used to satisfy tax obligations tied to restricted stock unit vesting.

How many restricted stock units does the LYB executive still hold after vesting?

Following the vesting events, the executive held 9,059 restricted stock units. These RSUs were granted under LyondellBasell’s long-term incentive plan and are scheduled to vest in tranches between 2026 and 2028, subject to the stated vesting dates in the grants.

Were the LYB insider transactions open-market sales or tax withholdings?

The transactions were tax-withholding dispositions, not open-market sales. Shares were automatically withheld by LyondellBasell to pay the exercise price or tax liabilities associated with restricted stock unit vesting, as described in the Form 4 transaction code and footnotes.