LyondellBasell Industries Ownership & Insider Activity

LyondellBasell Industries (LYB) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 1.2% of shares outstanding. Institutional investors hold 52.0%.

Shares Outstanding

322.769M

Shares Float

257.784M

Insider Shares Owned

3.726M

Insider % Owned

1.2%

Institutional Shares Held

167.824M

Institutional % Held

52.0%

Ownership Breakdown

Net Insider Activity by Month

LyondellBasell Industries Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
May 13, 2026	Jeffrey Kaplan	EVP, CHIEF PC, LEG & CORP OFC	SELL	10.000K	$74.16	$742K
Mar 9, 2026	AI INVESTMENTS HOLDINGS LLC, Access Industries Holdings LLC, ACCESS INDUSTRIES LLC, ACCESS INDUSTRIES MANAGEMENT LLC, Len Blavatnik	—	SELL	850.000K	$68.13	$26.3M

Date	Member	Party	Chamber	Action	Amount
Mar 27, 2026	Alan Armstrong	R	Senate	P	$1,001 - $15,000
Jan 9, 2026	Gilbert Ray Cisneros	D	House	P	$1,001 - $15,000
Sep 25, 2025	Julie Johnson	D	House	S	$1,001 - $15,000
Sep 23, 2025	Julie Johnson	D	House	S	$1,001 - $15,000
Sep 23, 2025	Julie Johnson	D	House	P	$1,001 - $15,000
Jun 24, 2025	Lisa McClain	R	House	S	$1,001 - $15,000
Jun 9, 2025	Lisa McClain	R	House	P	$1,001 - $15,000
May 15, 2025	Robert Bresnahan	R	House	P	$1,001 - $15,000