LYB Filing
4Filing Date: May 26, 2026
LyondellBasell Industries N.V. (LYB) · Insider Trading (Form 4) SEC Filing
Statement of Changes in Beneficial Ownership
descriptionView SEC Filing
ACC: 0001094730-26-000002open_in_new
Total Value$40.1K
Trades2
Insiders1
Transaction Details
AIGRAIN JACQUES
Director·Direct
Tax W/H · Dispose
Class A Ordinary Shares
Shares-575
Price$69.72
Total Value$40.1K
Shares Owned After37.53K
Transaction DateMay 22, 2026
Footnotes ▸
On May 22, 2026 the reporting person's restricted stock units automatically vested 5,577 shares. 575 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations. | Includes 4,437 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan that vest on May 21, 2027.
AIGRAIN JACQUES
Director·Direct
Grant · Acquire
Class A Ordinary Shares
Shares+4.44K
Price$0.00
Total Value$0
Shares Owned After38.11K
Transaction DateMay 21, 2026
Footnotes ▸
Includes 10,014 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan, including 5,577 that vest on May 22, 2026. The 4,437 RSUs reported on this Form 4 vest on May 21, 2027.
Post-Transaction Holdings
AIGRAIN JACQUES
| Security | Shares | Change |
|---|---|---|
| Class A Ordinary Shares | 37.53K | +3.86K (11.47%) |
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-05-21
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: LyondellBasell Industries N.V. (LYB)
CIK: 0001489393
--- Reporting Owner ---
Name: AIGRAIN JACQUES
CIK: 0001094730
Role: Director
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Class A Ordinary Shares
Date: 2026-05-21 | Code: A (Grant or award)
Shares: +4,437 | Price: $0.00
Shares Owned After: 38,109 | Ownership: D (Direct)
Footnotes:
[F1] Includes 10,014 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan, including 5,577 that vest on May 22, 2026. The 4,437 RSUs reported on this Form 4 vest on May 21, 2027.
[Transaction #2]
Security: Class A Ordinary Shares
Date: 2026-05-22 | Code: F (Payment of exercise/tax)
Shares: -575 | Price: $69.72
Total Value: $40,089.00
Shares Owned After: 37,534 | Ownership: D (Direct)
Footnotes:
[F2] On May 22, 2026 the reporting person's restricted stock units automatically vested 5,577 shares. 575 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations.
[F3] Includes 4,437 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan that vest on May 21, 2027.
--- Footnotes (Complete Index) ---
F1: Includes 10,014 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan, including 5,577 that vest on May 22, 2026. The 4,437 RSUs reported on this Form 4 vest on May 21, 2027.
F2: On May 22, 2026 the reporting person's restricted stock units automatically vested 5,577 shares. 575 shares were withheld by the issuer to satisfy the issuer's tax withholding obligations.
F3: Includes 4,437 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan that vest on May 21, 2027.
--- Signature ---
/s/ /s/ Lara A. Mason, Attorney-in-Fact (2026-05-26)