LyondellBasell announces internet availability of proxy materials for its 2026 annual general meeting of shareholders

LyondellBasell (NYSE: LYB) announced that its proxy materials and 2025 annual report on Form 10-K are available online for the 2026 annual general meeting to be held on May 22, 2026 at 8:00 a.m. Central European Summer Time.

Rhea-AI Summary

LyondellBasell (NYSE: LYB) announced that its proxy materials and 2025 annual report on Form 10-K are available online for the 2026 annual general meeting to be held on May 22, 2026 at 8:00 a.m. Central European Summer Time.

Shareholders of record as of April 24, 2026 may vote; printed proxy materials are available upon request at no charge and the company expects to mail the Notice shortly after the record date.

Argus Apr 10 session

+2.01% close to close Open Argus

Details

News Market Reaction – LYB

In the Apr 10 session, LYB gained 2.01%, reflecting a moderate positive market reaction.

Data tracked by StockTitan Argus on the day of publication.

Market Context

This announcement details how shareholders can access LyondellBasell’s proxy materials and Form 10-K...

Analysis

This announcement details how shareholders can access LyondellBasell’s proxy materials and Form 10-K for the year ended December 31, 2025, and confirms the annual meeting on May 22, 2026. It specifies the April 24, 2026 record date and outlines SEC Notice and Access procedures. Investors may focus on information within the proxy and 10-K—such as past performance, governance items, and compensation structures—while monitoring future earnings releases and strategic updates for fundamental changes.

Key Figures

AGM date: May 22, 2026 AGM time: 8 a.m. CEST Fiscal year end: December 31, 2025 +5 more

AGM date

May 22, 2026

Date of 2026 annual general meeting of shareholders

AGM time

8 a.m. CEST

Scheduled start time for 2026 AGM

Fiscal year end

December 31, 2025

Year ended for Form 10-K referenced in proxy materials

Record date

April 24, 2026

Shareholders of record on this date may vote at AGM

Mailing window

five business days

Expected timeframe to complete mailing of the Notice after record date

Current price

$72.27

Share price prior to proxy-materials news

52-week high

$83.94

Pre-news 52-week high level

52-week low

$41.58

Pre-news 52-week low level

Historical Context

5 past events · Latest: Apr 06

5 events

1. Apr 06

   Earnings call scheduling

   24h Move

   -1.2%

   Announced timing and access details for Q1 2026 results discussion.

2. Mar 16

   Management change

   24h Move

   -1.4%

   Named new head of investor relations, with prior leader retiring.

3. Mar 10

   Conference participation

   24h Move

   -1.8%

   CFO scheduled for J.P. Morgan Industrials Conference fireside chat.

4. Feb 23

   Sustainability update

   24h Move

   -0.0%

   Updated 2030 climate and circularity goals and related initiatives.

5. Feb 20

   Conference participation

   24h Move

   +2.4%

   Planned remarks at Bank of America Global Agriculture and Materials Conference.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Key Terms

proxy materials, form 10-k, proxy statement, securities and exchange commission (sec), +2 more

6 terms

proxy materials regulatory

"announced the internet availability of proxy materials for its 2026 annual"

Proxy materials are the packet of documents sent to shareholders that explain items to be voted on at a company meeting and include the actual ballot or instructions for casting a vote. Think of them as a voting packet that lays out who’s running the company, major proposals (like pay, mergers, or board changes), and arguments for and against each item. Investors care because those votes shape corporate direction, affect risk and future profits, and can influence share value.

form 10-k regulatory

"annual report on Form 10-K for the year ended December 31, 2025, and proxy"

A Form 10-K is a comprehensive report that publicly traded companies are required to file annually with regulators. It provides a detailed overview of a company's financial health, operations, and risks, similar to a detailed health report. Investors use this information to assess the company's performance and make informed decisions about buying or selling its stock.

proxy statement regulatory

"and proxy statement for its 2026 annual general meeting of shareholders have"

A proxy statement is a document companies send to shareholders ahead of a meeting that lays out the items up for a vote—like who will sit on the board, executive pay, and major corporate decisions—and provides background so shareholders can decide how to cast their votes or appoint someone to vote for them. Think of it as an agenda plus a ballot and briefing notes, important because the outcomes can change control, strategy, and value.

View in glossary

securities and exchange commission (sec) regulatory

"have been filed with the U.S. Securities and Exchange Commission (SEC), and"

A U.S. federal agency that oversees the stock and securities markets, requiring public companies and brokers to register and share accurate financial information so investors can see the facts. It enforces rules, investigates fraud and can pause or change market activity; think of it as a referee whose decisions and investigations affect investor confidence, legal risk and the value of traded securities.

notice of internet availability of proxy materials regulatory

"delivering a Notice of Internet Availability of Proxy Materials (Notice) to"

A notice of internet availability of proxy materials is a communication sent to shareholders that tells them where to find important meeting documents—like the proxy statement, annual report, and the ballot—on a website and how to vote or attend the meeting. It matters to investors because it delivers the key facts, proposals, and voting deadlines they need to protect their ownership rights, much like a digital mailing that points you to a ballot and the information needed to make an informed choice.

record date regulatory

"Shareholders of record as of the close of business on April 24, 2026, are"

The record date is the specific day when a company determines which shareholders are eligible to receive a dividend or participate in an upcoming vote. It’s like a cutoff date; if you own the stock on that day, you get the benefits or voting rights. This date matters because it decides who qualifies for certain company benefits.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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HOUSTON and LONDON, April 10, 2026 (GLOBE NEWSWIRE) -- LyondellBasell (NYSE: LYB) today announced the internet availability of proxy materials for its 2026 annual general meeting of shareholders to be held on Friday, May 22, 2026, at 8 a.m. Central European Summer Time.

The LYB annual report on Form 10-K for the year ended December 31, 2025, and proxy statement for its 2026 annual general meeting of shareholders have been filed with the U.S. Securities and Exchange Commission (SEC), and may be viewed on the LYB investor website at Investors.LyondellBasell.com by selecting “Financials,” then “Annual Reports.” Shareholders may obtain hard copies of these proxy materials at no charge by emailing CorporateSecretary@LyondellBasell.com or writing to our offices at LyondellBasell Industries, 4th Floor, One Vine Street, London W1J 0AH, United Kingdom, Attention: Corporate Secretary.

Pursuant to the SEC Notice and Access rules, companies may satisfy their obligation to deliver proxy materials by delivering a Notice of Internet Availability of Proxy Materials (Notice) to shareholders, providing internet access to the proxy materials, and providing a printed set of proxy materials by mail to any shareholder who requests them. LYB has elected to take full advantage of these rules to minimize impact on the environment and to maximize cost savings relating to the printing of the proxy materials.

Shareholders of record as of the close of business on April 24, 2026, are entitled to vote at the annual meeting. Voting instructions for internet, telephone, mail and in‑person options are provided in the proxy materials and on the Notice. LYB expects to begin mailing the Notice promptly after the April 24, 2026 record date and to complete that mailing within five business days.

About LyondellBasell 
We are LyondellBasell (NYSE: LYB) – a leader in the global chemical industry creating solutions for everyday sustainable living. Through advanced technology and focused investments, we are enabling a circular and low carbon economy. Across all we do, we aim to unlock value for our customers, investors and society. As one of the world's largest producers of polymers and a leader in polyolefin technologies, we develop, manufacture and market high-quality and innovative products for applications ranging from sustainable transportation and food safety to clean water and quality healthcare. For more information, please visit www.lyondellbasell.com or follow @LyondellBasell on LinkedIn.

###

Media inquiries: Nick Facchin
Nick.facchin@lyondellbasell.com
713-623-3643

Investor inquiries: David Kinney
David.kinney@lyondellbasell.com
713-309-7349

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

When and where is LyondellBasell's (LYB) 2026 annual general meeting scheduled?

The LYB annual general meeting is scheduled for May 22, 2026 at 8:00 a.m. CEST. According to the company, the meeting will follow the agenda in the proxy materials filed with the SEC and available on the investor website.

Who is eligible to vote at LyondellBasell's (LYB) May 22, 2026 meeting?

Shareholders of record as of April 24, 2026 are eligible to vote at the LYB meeting. According to the company, the record date determines voting entitlement and instructions appear in the proxy materials and Notice.

How can LYB shareholders access the 2026 proxy materials and 2025 Form 10-K?

Shareholders can view LYB proxy materials and the 2025 Form 10-K online at Investors.LyondellBasell.com under Financials > Annual Reports. According to the company, materials were filed with the SEC and are available via its investor website.

How can shareholders request printed proxy materials from LyondellBasell (LYB)?

Shareholders may obtain printed proxy materials at no charge by emailing CorporateSecretary@LyondellBasell.com or writing to the company's London address. According to the company, requests will prompt mailed copies per SEC Notice and Access rules.

What voting methods are available for LYB shareholders for the 2026 annual meeting?

LYB shareholders can vote by internet, telephone, mail or in person as outlined in the proxy materials and Notice. According to the company, specific voting instructions and deadlines are provided in the mailed Notice and online materials.