LYB Rule 144 notice for 10,000 ordinary shares

LYB proposed dispositions of ordinary shares under Rule 144 via a broker notice.

Rhea-AI Filing Summary

LYB proposed dispositions of ordinary shares under Rule 144 via a broker notice. The filing lists a proposed amount of 10,000 ordinary shares and several blocks of restricted shares that vested on specified dates. Sales are described as restricted stock vesting under a registered plan with dates ranging from 05/07/2018 to 02/25/2024.

Insights

Corporate Governance Analyst

Notice lists proposed Rule 144 dispositions totaling 10,000 ordinary shares.

The filing is a broker-submitted Rule 144 notice indicating proposed sale activity involving restricted shares that vested under a registered plan on multiple dates. The listing shows discrete vesting lots: 05/07/2018, 02/21/2021, 02/20/2023, 02/21/2024, and 02/25/2024.

Cash-flow treatment and timing are not specified in the excerpt; subsequent transaction filings or broker confirmations will show actual dispositions and proceeds.

Key Figures

Proposed shares covered: 10,000 shares Vested lot - 05/07/2018: 461 shares Vested lot - 02/21/2021: 2,440 shares +3 more

6 metrics

Proposed shares covered 10,000 shares Form 144 notice listing proposed disposition

Vested lot - 05/07/2018 461 shares Restricted stock vesting under a registered plan on <date>05/07/2018</date>

Vested lot - 02/21/2021 2,440 shares Restricted stock vesting under a registered plan on <date>02/21/2021</date>

Vested lot - 02/20/2023 1,643 shares Restricted stock vesting under a registered plan on <date>02/20/2023</date>

Vested lot - 02/21/2024 2,444 shares Restricted stock vesting under a registered plan on <date>02/21/2024</date>

Vested lot - 02/25/2024 3,012 shares Restricted stock vesting under a registered plan on <date>02/25/2024</date>

Key Terms

Rule 144, restricted stock vesting, Form 144

3 terms

Rule 144 regulatory

"proposed dispositions of ordinary shares under Rule 144"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

restricted stock vesting financial

"Restricted stock vesting under a registered plan"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Form 144 regulatory

"Filer Information | Securities To Be Sold | Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

FAQ

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

What does the LYB Form 144 filing mean?

It notifies the SEC of a proposed disposition of securities under Rule 144. The filing lists a proposed 10,000 ordinary shares and several vested restricted-share lots with specific vesting dates.

How many shares are covered in the LYB notice?

The notice shows a proposed amount of 10,000 ordinary shares. It also lists vested restricted lots of 461, 2,440, 3,012, 2,444, and 1,643 shares on their respective dates.

Who submitted the LYB Form 144 filing?

The broker listed is Morgan Stanley Smith Barney LLC Executive Financial Services. The filing format indicates the broker submitted the Rule 144 notice on behalf of a holder.

Do these Form 144 entries mean shares were already sold?

No. Form 144 is a proposed sale notice, not proof of sale. Actual sales and proceeds require subsequent trading or settlement filings to confirm execution.

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

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Accepted by SEC EDGAR 05/13/2026 - 04:22 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001634184
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	LYONDELLBASELL INDUSTRIES N.V.
SEC File Number	001-34726
Address of Issuer	2800 Post Oak Blvd. Suite 5100 Houston TEXAS 77056
Phone	(713) 309-7200
Name of Person for Whose Account the Securities are To Be Sold	JEFFREY KAPLAN
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Ordinary	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	10000	741573.00	322784773	05/13/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Ordinary	05/07/2018	Restricted stock vesting under a registered plan	Issuer			461	05/07/2018	Services Rendered
Ordinary	02/21/2021	Restricted stock vesting under a registered plan	Issuer			2440	02/21/2021	Services Rendered
Ordinary	02/25/2024	Restricted stock vesting under a registered plan	Issuer			3012	02/25/2024	Services Rendered
Ordinary	02/21/2024	Restricted stock vesting under a registered plan	Issuer			2444	02/21/2024	Services Rendered
Ordinary	02/20/2023	Restricted stock vesting under a registered plan	Issuer			1643	02/20/2023	Services Rendered

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	05/13/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Jeffrey Alan Kaplan
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)