Peter Z. E. Vanacker - 15 Aug 2025 Form 4 Insider Report for LyondellBasell Industries N.V. (LYB)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: LYB
Reported as of: 15 Aug 2025
Net transaction value: -$1,071,422
SEC form: 4
Accepted by SEC: 15 Aug 2025, 20:03:03 UTC
Prior SEC filing: 28 May 2025
Next SEC filing: 20 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Lara A. Mason, Attorney-in-Fact

Key filing fact

Peter Z. E. Vanacker filed Form 4 for LyondellBasell Industries N.V. (LYB) on 15 Aug 2025.

Key facts

This page summarizes Peter Z. E. Vanacker's Form 4 filing for LyondellBasell Industries N.V. (LYB).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 15 Aug 2025, 20:03.

Change

Previous filing in this sequence was filed on 28 May 2025.
Current net transaction value: -$1,071,422.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001911538 Primary reporting owner

Vanacker Peter Z. E.

Relationship: Chief Executive Officer, Director
Address: 4TH FLOOR, ONE VINE STREET, LONDON, UNITED KINGDOM
Signature: /s/ Lara A. Mason, Attorney-in-Fact
Signature date: 15 Aug 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

LYB transaction

Class A Ordinary Shares

Sale

Transaction value: $1,071,422
Shares: -20,000
Change %: -11%
Price: $53.57
Shares after: 160,351
Date: 15 Aug 2025
Ownership: Direct
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

This transaction was executed in multiple trades at prices ranging from $53.39 to $53.67. The price reported above reflects the weighted-average sale price. The reporting person herby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Footnote F2

Includes 116,241 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan: 28,211 granted on February 23, 2023 that vest on February 23, 2026; 15,406 vest on February 22, 2026 and 15,406 vest on February 22, 2027 and 57,218 granted on February 27, 2025 of which 19,074 vest on February 27, 2026, 19,072 vest on February 27, 2027 and 19,072 vest on February 27, 2028.