BRASKEM SA

6-K 1 bak20261029_6k.htm 6-K

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

**REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13A-16

OR 15D-16 OF THE SECURITIES EXCHANGE ACT OF 1934

For the month of October, 2026

(Commission File No. 1-14862 )

BRASKEM S.A.

(Exact Name as Specified in its Charter)

N/A

(Translation of registrant's name into English)

**Rua Eteno, 1561, Polo Petroquimico de Camacari

Camacari, Bahia - CEP 42810-000 Brazil

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F X Form 40-F ______

Indicate by check mark if the registrant is submitting the Form 6-K

in paper as permitted by Regulation S-T Rule 101(b)(1). _____

Indicate by check mark if the registrant is submitting the Form 6-K

in paper as permitted by Regulation S-T Rule 101(b)(7). _____

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes ______ No X

If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82- _____.

BRASKEM S.A.

Corporate Taxpayer ID (C.N.P.J.): 42.150.391/0001-70

State Registration (NIRE): 29.300.006.939

Publicly Held Company

MATERIAL FACT

PRODUCTION & SALES REPORT

THIRD QUARTER 2026

São Paulo, October 29, 2026 – Braskem S.A. (“Braskem” or “Company”) reports to its shareholders and the market its**Production & Sales Report for the third quarter of 2026.**The data and information herein are preliminary and were not reviewed by the Company's independent auditor.

For more information, contact Braskem’s Investor Relations Department by calling +55 11 3576-9531 or emailing braskem-ri@braskem.com.br.

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