LyondellBasell (LYB) EVP receives 15,998-share award and tax withholding

Rhea-AI Filing Summary

LyondellBasell Industries N.V. executive Dale D. Friedrichs reported two equity-related transactions in Class A ordinary shares. On February 28, 2026, he acquired 15,998 shares at $0.00 per share as a grant or award, bringing his directly owned stake to 63,407 shares.

On February 27, 2026, 682 shares were disposed of at $57.52 per share to satisfy tax withholding obligations tied to the automatic vesting of 3,097 restricted stock units. Footnotes note additional unvested restricted stock units granted under the company’s long-term incentive plan.

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^*

Friedrichs Dale D

(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, Ops Excellence, HSE

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

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	02/27/2026		F		682(1)	D	$57.52	47,409(2)	D
Class A Ordinary Shares	02/28/2026		A		15,998	A	$0.00	63,407(3)	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 27, 2026 the reporting person's restricted stock units automatically vested 3,097 shares. 682 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations.

2. Includes 8,620 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan: 2,428 granted on February 22, 2024 that vest on February 22, 2027; 3,096 granted on February 27, 2025 that vest on February 27, 2027 and 3,096 granted on February 27, 2025 that vest on February 27, 2028.

3. Includes 24,618 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan: 2,428 granted on February 22, 2024 that vest on February 22, 2027; 3,096 granted on February 27, 2025 that vest on February 27, 2027 and 3,096 granted on February 27, 2025 that vest on February 27, 2028. The 15,998 RSUs reported on this Form 4 vest as follows: 5,334 vest on February 28, 2027, 5,332 vest on February 28, 2028 and 5,332 vest on February 28, 2029.

Remarks:

	/s/ Lara A. Mason, Attorney-in-Fact	03/03/2026
	** 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.

FAQ

What insider transactions did LYB executive Dale D. Friedrichs report?

Dale D. Friedrichs reported two transactions in LyondellBasell Class A shares. He received 15,998 shares as a grant on February 28, 2026, and 682 shares were withheld on February 27, 2026, to cover tax obligations from vesting restricted stock units.

How many LyondellBasell (LYB) shares did the EVP acquire in the Form 4 filing?

The EVP acquired 15,998 Class A ordinary shares of LyondellBasell as a grant at no cost. This award increased his directly owned position to 63,407 shares, excluding additional unvested restricted stock units referenced in the footnotes to the Form 4 filing.

Why were 682 LYB shares disposed of in the February 27, 2026 transaction?

The 682 shares were withheld by LyondellBasell to satisfy tax withholding obligations. They relate to the automatic vesting of 3,097 restricted stock units on February 27, 2026, and are classified as a tax-withholding disposition, not an open-market sale.

What restricted stock units (RSUs) are mentioned in the LYB Form 4 footnotes?

The footnotes describe RSUs granted under LyondellBasell’s long-term incentive plan, including existing awards and the new 15,998 RSUs. These 15,998 units vest in three annual installments in 2027, 2028, and 2029, subject to the specific vesting dates listed.

How many LYB shares does Dale D. Friedrichs own after these transactions?

After the grant of 15,998 shares on February 28, 2026, Dale D. Friedrichs directly owns 63,407 Class A ordinary shares. Earlier, following the February 27, 2026 tax-withholding transaction, his directly owned balance was 47,409 shares, before the new award posted.

Is the LYB insider Form 4 transaction a market buy or sell?

The reported Form 4 does not show an open-market buy or sell. It records a grant of 15,998 shares at no cost and a tax-withholding disposition of 682 shares tied to vesting restricted stock units, rather than discretionary trading activity.