What are Michael Sean Hanley’s LYB share holdings after these transactions?

Following the reported transactions, Hanley directly holds 23,895 Class A Ordinary Shares of LyondellBasell. In addition, the filing notes outstanding restricted stock units granted under the long-term incentive plan, including awards scheduled to vest in 2026 and 2027.

Director at LyondellBasell (NYSE: LYB) gets 2,321 RSUs and tax withholding

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

LyondellBasell Industries N.V. director Michael Sean Hanley reported routine equity compensation activity. On May 21, 2026, he received a grant of 2,321 Class A Ordinary Shares as restricted stock units at $0.00 per share under the long-term incentive plan.

On May 22, 2026, 2,917 RSUs vested automatically, and 540 shares were withheld by the issuer at $69.72 per share to cover tax withholding obligations, a non‑market disposition. After these transactions, he holds 23,895 Class A Ordinary Shares directly, plus outstanding RSUs scheduled to vest through May 21, 2027.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Hanley Michael Sean

Role null

Type	Security	Shares	Price	Value
Tax Withholding	Class A Ordinary Shares	540	$69.72	$38K
Grant/Award	Class A Ordinary Shares	2,321	$0.00	--

Holdings After Transaction: Class A Ordinary Shares — 23,895 shares (Direct, null)

Footnotes (1)

Includes 5,238 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan, including 2,917 that vest on May 22, 2026. The 2,321 RSUs reported on this Form 4 vest on May 21, 2027. On May 22, 2026 the reporting person's restricted stock units automatically vested 2,917 shares. 540 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations. Includes 2,321 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan that vest on May 21, 2027.

Key Figures

RSU grant: 2,321 shares Tax withholding shares: 540 shares Withholding price: $69.72 per share +4 more

7 metrics

RSU grant 2,321 shares Restricted stock units granted on May 21, 2026 at $0.00

Tax withholding shares 540 shares Shares withheld for taxes on May 22, 2026

Withholding price $69.72 per share Value used for 540-share tax withholding

Post-transaction holdings 23,895 shares Class A Ordinary Shares held directly after withholding

Total RSUs referenced 5,238 RSUs Granted under long-term incentive plan

RSUs vested 2,917 RSUs Automatically vested on May 22, 2026

Future vesting RSUs 2,321 RSUs Vest on May 21, 2027

Key Terms

restricted stock units ("RSUs"), long-term incentive plan, tax withholding obligations, Class A Ordinary Shares

4 terms

restricted stock units ("RSUs") financial

"Includes 5,238 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan"

Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.

long-term incentive plan financial

"RSUs granted pursuant to the issuer's long-term incentive plan, including 2,917 that vest on May 22, 2026"

A long-term incentive plan is a company program that pays executives or employees with stock, options, or cash tied to multi-year performance goals, where the rewards become theirs only after meeting conditions over time. Think of it as a delayed bonus or retirement-style reward that aligns employees’ interests with shareholders by encouraging them to boost long-term value; investors watch these plans because they affect pay costs, share dilution and management incentives.

tax withholding obligations financial

"540 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations"

Class A Ordinary Shares financial

"security_title": "Class A Ordinary Shares""

Class A ordinary shares are a type of ownership stake in a company that typically grants voting rights to shareholders, allowing them to have a say in important company decisions. They often come with priority in receiving dividends or profits, making them attractive to investors seeking influence and potential income. These shares help distinguish different levels of ownership and rights within a company's stock structure.

Form 4 Insider Transactions: What Each Field Means →

05/26/2026 - 04:05 PM

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^*

Hanley Michael Sean

(Last)

(First)

(Middle)

4TH FLOOR

ONE VINE STREET

(Street)

LONDON

W1J 0AH

(City)

(State)

(Zip)

UNITED KINGDOM

(Country)

2. Issuer Name and Ticker or Trading Symbol
LyondellBasell Industries N.V. [ LYB ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/21/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Ordinary Shares	05/21/2026		A		2,321	A	$0.00	24,435⁽¹⁾	D
Class A Ordinary Shares	05/22/2026		F		540⁽²⁾	D	$69.72	23,895⁽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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Includes 5,238 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan, including 2,917 that vest on May 22, 2026. The 2,321 RSUs reported on this Form 4 vest on May 21, 2027.

2. On May 22, 2026 the reporting person's restricted stock units automatically vested 2,917 shares. 540 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations.

3. Includes 2,321 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan that vest on May 21, 2027.

Remarks:

	/s/ Lara A. Mason, Attorney-in-Fact	05/26/2026
	** 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)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did LYB director Michael Sean Hanley report?

Director Michael Sean Hanley reported an equity grant and a tax-related share withholding. He received 2,321 restricted stock units, and 540 shares were withheld upon RSU vesting to satisfy LyondellBasell’s tax withholding obligations, leaving him with 23,895 Class A Ordinary Shares.

How many LyondellBasell (LYB) shares did the director receive and at what price?

Hanley received 2,321 Class A Ordinary Shares as a restricted stock unit award at $0.00 per share. This reflects a compensation grant under LyondellBasell’s long-term incentive plan rather than an open-market purchase, and the units are scheduled to vest on May 21, 2027.

Why were 540 LYB shares disposed of in this Form 4 filing?

The 540 LYB shares were withheld by the issuer to cover tax withholding obligations on vested RSUs. This F-code transaction is a tax-withholding disposition, not an open-market sale, and is a common mechanism when restricted stock units vest for insiders.

What RSU vesting schedule is disclosed for LYB director Michael Sean Hanley?

The filing states 2,917 restricted stock units vested on May 22, 2026, and 2,321 additional RSUs vest on May 21, 2027. Altogether, 5,238 RSUs are referenced as granted under LyondellBasell’s long-term incentive plan with these specified vesting dates.