James D. Guilfoyle - May 5, 2021 Form 4 Insider Report for LyondellBasell Industries N.V. (LYB)

Role: EVP, Adv Polymer Sol & Sup Chn
Signature: /s/ Lara A. Mason, Attorney-in-Fact
Stock symbol: LYB
Transactions as of: May 5, 2021
Transactions value $: -$30,287
Form type: 4
Date filed: 5/7/2021, 04:47 PM
Next filing: Feb 22, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	LYB	Class A Ordinary Shares	Options Exercise	$36.9K	+610	+1.94%	$60.51	32K	May 5, 2021	Direct	F1, F2
transaction	LYB	Class A Ordinary Shares	Sale	-$67.2K	-610	-1.91%	$110.16	31.4K	May 5, 2021	Direct	F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	LYB	Stock Options (Right to Buy)	Options Exercise	$0	-610	-50%	$0.00	610	May 5, 2021	Class A Ordinary Shares	610	$60.51	Direct	F1, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The exercise of stock options and sale of the shares acquired upon exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person in March 2021.
F2	Includes 16,386 restricted stock units ("RSUs") granted pursuant to the issuer's long-term incentive plan: 3,443 granted on February 21, 2019 that vest on February 21, 2022; 3,390 granted on February 21, 2019 that vest on February 21, 2022; 4,365 granted on February 20, 2020 that vest on February 20, 2023 and 5,188 granted on February 25, 2021 that vest on February 25, 2024.
F3	Granted pursuant to the issuer's long-term incentive plan. Award vested 408 shares on February 12, 2014, 406 shares on February 12, 2015 and 406 shares on February 12, 2016.