01—Abstract
Summary
Summary of the 8-K filed November 13, 2025. Cited figures are marked; the original filing is the authoritative source.
On November 13, 2025, LyondellBasell Industries N.V.
(the Company) and its wholly owned subsidiary LYB International Finance III, LLC (the Issuer) completed the underwritten public offering of $500 milliona aggregate principal amount of 5.125% Guaranteed Notes due 2031 and $1 billion aggregate principal amount of 5.875% Guaranteed Notes due 2036. The Notes are fully and unconditionally guaranteed by the Company. The offering was registered on Form S-3ASR and made under a base prospectus dated December 12, 2024, as supplemented by a prospectus supplement dated November 10, 2025.
The Underwriting Agreement dated November 10, 2025 was entered into with Citigroup Global Markets Inc., Deutsche Bank Securities Inc. and J.P. Morgan Securities LLC as representatives of the underwriters. The Notes were issued under a base indenture dated October 10, 2019 with Wells Fargo Bank, National Association as trustee, as supplemented by a supplemental indenture dated May 17, 2023 involving Computershare Trust Company, N.A. and The Bank of New York Mellon Trust Company, N.A.
The specific terms are set out in an officer's certificate of the Issuer dated November 13, 2025. The filing incorporates the descriptions of the Notes and Indenture by reference to the prospectus.
The filing is a debt-financing disclosure. It reports the issuance of $1.5 billionb in total principal across two tranches with maturities in 2031 and 2036, and the filing itself provides no information on the use of proceeds.
02—Key points
Key Highlights
- Issued $500 million of 5.125% Guaranteed Notes due 2031 and $1 billion of 5.875% Guaranteed Notes due 2036, for $1.5 billion total principal.
- The Notes were issued by LYB International Finance III, LLC, a wholly owned subsidiary, and are fully and unconditionally guaranteed by LyondellBasell Industries N.V.
- The offering was registered on Form S-3ASR (Registration No. 333-283755) and made under a base prospectus dated December 12, 2024 and a prospectus supplement dated November 10, 2025.
- The Underwriting Agreement dated November 10, 2025 was entered into with Citigroup Global Markets Inc., Deutsche Bank Securities Inc. and J.P. Morgan Securities LLC as representatives of the underwriters.
- The Notes were issued under a base indenture dated October 10, 2019 with Wells Fargo Bank, National Association, as supplemented on May 17, 2023, with the trustee roles now held by Computershare Trust Company, N.A. and The Bank of New York Mellon Trust Company, N.A.
- Terms are set out in an officer's certificate of the Issuer dated November 13, 2025, and the filing includes legal opinions from Gibson, Dunn & Crutcher LLP and De Brauw Blackstone Westbroek N.V.
03—Questions
Frequently Asked Questions
What debt did LyondellBasell issue?
The Issuer, LYB International Finance III, LLC, sold $500 million of 5.125% Guaranteed Notes due 2031 and $1 billion of 5.875% Guaranteed Notes due 2036 in an underwritten public offering completed on November 13, 2025.
Who guarantees the Notes?
The Notes are fully and unconditionally guaranteed by LyondellBasell Industries N.V., the parent company.
Under what registration and documents was the offering made?
The offering was registered on Form S-3ASR (Registration No. 333-283755) and made under a base prospectus dated December 12, 2024, as supplemented by a prospectus supplement dated November 10, 2025 filed under Rule 424(b).
Who underwrote the offering?
The Underwriting Agreement dated November 10, 2025 was entered into with Citigroup Global Markets Inc., Deutsche Bank Securities Inc. and J.P. Morgan Securities LLC, as representatives of the several underwriters named therein.
Which indenture governs the Notes?
The Notes were issued under a base indenture dated October 10, 2019 among the Company, the Issuer and Wells Fargo Bank, National Association, as trustee, as supplemented by a supplemental indenture dated May 17, 2023. The filing states that the terms are set out in an officer's certificate dated November 13, 2025.
04—Continue