Company Analysis

LyondellBasell Industries N.V. (LYB)

NYSE: LYB · Industrial Organic Chemicals · Houston, TX · filing with the SEC since 2010
Grade5.4
◀ Past 6.8● Present 5.4▶ Future 4.2
1 est.

Filings

294 filings since 2017 beside 804 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026
Due nextLarge accelerated filer
10-K Annual report for the fiscal year ending Dec 31, 2026Large accelerated filers have 60 days after the fiscal year ends. by Mar 1, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 30 days after the quarter ended. The proxy statement was last filed Apr 10, 2026.

Filings a yearinsider forms included
1351119811411411810785
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 5 times in the last 36 months, the newest May 22, 2026.
Insider forms 804

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 5, 2026 SCHEDULE 13D/A Activist holder update, amended
Oct 30, 2026 10-Q Quarterly report Sep 30, 2026
Oct 30, 2026 8-K items 2.02, 8.01, 9.01 Results released; Other event · Current report Oct 29, 2026
Aug 13, 2026 SCHEDULE 13G/A Large holder update, amended
Jul 31, 2026 10-Q Quarterly report Jun 30, 2026
Jul 31, 2026 8-K items 2.02, 9.01 Results released · Current report
May 29, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report
May 28, 2026 SD Conflict minerals report
May 26, 2026 S-8 Employee stock plan registration
May 22, 2026 8-K items 5.02, 5.07, 8.01, 9.01 Officer or director change; Shareholder vote; Other event · Current report
May 1, 2026 10-Q Quarterly report Mar 31, 2026
May 1, 2026 8-K items 2.02, 8.01, 9.01 Results released; Other event · Current report
Apr 30, 2026 SCHEDULE 13G Large holder notice
Apr 10, 2026 ARS Annual report to shareholders Dec 31, 2025
Apr 10, 2026 DEFA14A Extra proxy material
Apr 10, 2026 DEFA14A Extra proxy material
Apr 10, 2026 DEF 14A Proxy statement May 22, 2026
Mar 27, 2026 SCHEDULE 13G/A Large holder update, amended
Feb 20, 2026 10-K Annual report Dec 31, 2025
Jan 30, 2026 8-K items 2.02, 9.01 Results released · Current report
Nov 13, 2025 8-K items 1.01, 2.03, 8.01, 9.01 Major agreement signed; New debt or obligation taken on; Other event · Current report Nov 10, 2025
Nov 12, 2025 424B5 Shelf offering
Nov 10, 2025 FWP Offering communication
Nov 10, 2025 424B3 Shelf offering
Oct 31, 2025 10-Q Quarterly report Sep 30, 2025
Oct 31, 2025 8-K items 1.01, 2.02, 9.01 Major agreement signed; Results released · Current report Oct 29, 2025
Sep 11, 2025 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Sep 10, 2025
Aug 1, 2025 10-Q Quarterly report Jun 30, 2025
Aug 1, 2025 8-K items 2.02, 9.01 Results released · Current report
Jun 13, 2025 SCHEDULE 13D/A Activist holder update, amended
Jun 11, 2025 SCHEDULE 13D/A Activist holder update, amended
Jun 5, 2025 8-K items 1.01, 2.05, 7.01, 9.01 Major agreement signed; Exit or restructuring costs; Investor disclosure (Regulation FD) · Current report
May 30, 2025 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report May 29, 2025
May 23, 2025 8-K items 5.07, 8.01 Shareholder vote; Other event · Current report
May 21, 2025 SD Conflict minerals report
May 15, 2025 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report
May 7, 2025 8-K items 8.01, 9.01 Other event · Current report May 6, 2025
May 7, 2025 424B5 Shelf offering
May 6, 2025 FWP Offering communication
May 6, 2025 424B3 Shelf offering
40 of 294 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton LYB · research, not advice