Braskem (NYSE: BAK) reports June 2026 insider and related-party holdings

Rhea-AI Filing Summary

Braskem S.A. furnished information for June 2026 on trading and holdings of its securities by management, board members, controlling shareholders and related parties, as required by Article 11 of CVM Resolution/Instruction #44/2021.

The report lists opening and closing balances of Braskem common and Class “A” preferred shares, American depositary receipts and certain derivatives, as well as positions in Petrobras shares, debentures and real estate receivables certificates held by related persons. For several groups, the document notes explicitly that no transactions in securities or derivatives were executed during June, with only balances disclosed. It also reiterates standard forward‑looking statement cautions, including references to the potential impact of the geological event in Alagoas, related legal proceedings and COVID‑19.

Key Figures

Opening common share balance: 438.761.574 shares Opening Class “A” preferred balance: 123.055.912 shares American depositary receipts: 23.725 ADRs +3 more

6 metrics

Opening common share balance 438.761.574 shares Opening balance of Braskem common shares held by management and related persons for June 2026

Opening Class “A” preferred balance 123.055.912 shares Opening balance of Braskem Class “A” preferred shares for June 2026

American depositary receipts 23.725 ADRs Other American depositary receipt position listed with 94.770 Class “A” preferred shares

Group closing balance 19.557 common; 12.702 Class “A” preferred shares Closing balances in Braskem shares for one reported group of related persons

Petrobras preferred shares 5.300 shares Closing balance of Petrobras Class “A” preferred shares reported for one Fiscal Council grouping

Petrobras real estate receivables certificates 300 certificates Quantity of Petrobras-linked real estate receivables certificates held by related persons

Key Terms

CVM Resolution #44/2021, American depositary receipt, Structured Transaction Certificates, Real Estate Receivables Certificates, +1 more

5 terms

CVM Resolution #44/2021 regulatory

"Management and Related Persons’ Trading of Securities Issued by the Company Article 11 – CVM Resolution #44/2021"

American depositary receipt financial

"Other American depositary receipt - Securities/Derivatives Securities Characteristics Quantity"

An American depositary receipt (ADR) is a certificate that represents shares of a foreign company traded on U.S. stock exchanges. It allows investors to buy and sell parts of a foreign company's stock easily, much like purchasing shares of a company based in their own country. ADRs make international investing more convenient and accessible for U.S. investors.

Structured Transaction Certificates financial

"Derivatives Structured Transaction Certificates 1"

Real Estate Receivables Certificates financial

"Real Estate Receivables Certificates Debentures Debentures Other Securities/Derivatives"

forward-looking statements regulatory

"DISCLAIMER ON FORWARD-LOOKING STATEMENTS This report on Form 6-K may contain forward-looking statements"

Forward-looking statements are predictions or plans that companies share about what they expect to happen in the future, like estimating sales or profits. They matter because they help investors understand a company's outlook, but since they are based on guesses and assumptions, they can sometimes be wrong.

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FAQ

What does Braskem (BAK) disclose in this June 2026 Form 6-K?

Braskem discloses June 2026 securities holdings and activity for its management, board, controlling shareholders and related parties, under CVM Resolution #44/2021, including balances in Braskem and Petrobras securities and noting where no trades occurred.

Which Braskem (BAK) share balances are highlighted for June 2026?

The report shows an opening balance of 438,761,574 common shares and 123,055,912 Class “A” preferred shares of Braskem, providing a snapshot of positions held by management and related persons at the start of June 2026.

Does the Braskem (BAK) June 2026 report show trading by insiders?

The document repeatedly states that no transactions in securities or derivatives were executed for various groups in June 2026, indicating that, in many categories, only opening and closing balances, not trades, are reported.

What Petrobras securities are reported in Braskem’s (BAK) June 2026 disclosure?

Holdings in Petróleo Brasileiro S.A. – Petrobras include common and preferred shares and real estate receivables certificates and debentures, with quantities such as 300 real estate receivables certificates and several debenture positions listed for related persons.

How does CVM Resolution #44/2021 relate to Braskem (BAK) insiders?

CVM Resolution #44/2021 requires Braskem’s management, board, controlling shareholders and related persons to report their trading and holdings of company-issued securities, which are consolidated and presented in this June 2026 disclosure.

What risk topics are mentioned in Braskem’s (BAK) forward-looking statements section?

The forward-looking section cites risks from the geological event in Alagoas and related legal proceedings and the COVID‑19 pandemic, noting these factors could materially affect Braskem’s business, financial condition and operating results.

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 July, 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- _____.

In June/26 ( x ) ( ) Group and Related Persons ( x ) Controlling Shareholders ( ) Board of Directors ( ) Management In June/26 ( x ) ( ) Group and Related Persons ( ) Controlling Shareholders ( x ) Board of Directors ( ) Management Closing Balance Company’s Name: Braskem S.A. 226.334.623 1 250 the following transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 no transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 Quantity - 500 Closing Balance Quantity Company’s Name: Braskem S.A. ( ) Technical or Advisory Bodies 79.182.498 Quantity Common Share Securities/Derivatives Securities Characteristics CONSOLIDATED FORM Share Share ( ) Fiscal Council Class “A” Preferred Share the following transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 no transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 ( ) Technical or Advisory Bodies Opening Balance Management and Related Persons’ Trading of Securities Issued by the Company Article 11 – CVM Resolution #44/2021 Securities/Derivatives Securities Characteristics Share Securities/Derivatives Securities Characteristics Share Class “A” Preferred Share Share Common Share Share Class “A” Preferred Share Securities Characteristics Securities/Derivatives Share Common Share ( ) Fiscal Council Common Share Share Class “A” Preferred Share Opening Balance 438.761.574 123.055.912 Quantity Management and Related Persons’ Trading of Securities Issued by the Company Article 11 – CVM Instruction #44/2021 In June/26 ( x ) ( ) Group and Related Persons ( ) Controlling Shareholders ( x ) Board of Directors ( ) Management In June/26 ( x ) ( ) Group and Related Persons ( ) Controlling Shareholders ( ) Board of Directors (x ) Management 94.770 Share Class “A” Preferred Share 23.725 Other American depositary receipt - Securities/Derivatives Securities Characteristics Quantity Share Common Share - Other American depositary receipt Closing Balance Opening Balance Securities/Derivatives Securities Characteristics Quantity Share Common Share - Share Class “A” Preferred Share 167.633 Derivatives Structured Transaction Certificates 1 Management and Related Persons’ Trading of Securities Issued by the Company Article 11 – CVM Instruction #44/2021 the following transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 no transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 Company’s Name: Braskem S.A. ( ) Fiscal Council ( ) Technical or Advisory Bodies Closing Balance Securities/Derivatives Securities Characteristics Quantity Share Common Share 19.557 Share Class “A” Preferred Share 12.702 Quantity Share Common Share - Share Class “A” Preferred Share - Derivatives Structured Transaction Certificates - Management and Related Persons’ Trading of Securities Issued by the Company Article 11 – CVM Instruction #44/2021 the following transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 no transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 Company’s Name: PETROLEO BRASILEIRO S.A. PETROBRAS ( ) Fiscal Council ( ) Technical or Advisory Bodies Opening Balance Securities/Derivatives Securities Characteristics In June/26 ( x ) ( ) Group and Related Persons ( ) Controlling Shareholders ( ) Board of Directors (x ) Management In June/26 ( x ) ( ) Group and Related Persons ( ) Controlling Shareholders ( ) Board of Directors ( ) Management Real Estate Receivables Certificates Debentures Debentures Other Securities/Derivatives ( ) Technical or Advisory Bodies Opening Balance Quantity - 100 Management and Related Persons’ Trading of Securities Issued by the Company Article 11 – CVM Instruction #44/2021 Securities Characteristics ( x ) Fiscal Council 813 Closing Balance the following transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 no transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 Company’s Name: Braskem S.A. the following transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 no transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 Quantity - - Quantity 203 ( ) Fiscal Council Securities/Derivatives Securities Characteristics Debentures Debentures Other ( ) Technical or Advisory Bodies Company’s Name: PETROLEO BRASILEIRO S.A. PETROBRAS Opening Balance Management and Related Persons’ Trading of Securities Issued by the Company Article 11 – CVM Instruction #44/2021 Securities/Derivatives Securities Characteristics Share Common Share Share Common Share Share Class “A” Preferred Share Share Class “A” Preferred Share Securities/Derivatives Securities Characteristics Closing Balance Quantity - - Real Estate Receivables Certificates In June/26 ( x ) ( ) Group and Related Persons ( ) Controlling Shareholders ( ) Board of Directors ( ) Management In June/26 ( ) ( x ) Group and Related Persons ( ) Controlling Shareholders ( ) Board of Directors ( ) Management Share Common Share - Share Preferred Share 300 Share Common Share - Share Preferred Share - Closing Balance Securities/Derivatives Securities Characteristics Quantity Management and Related Persons’ Trading of Securities Issued by the Company Article 11 – CVM Instruction #44/2021 the following transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 no transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 Company’s Name: PETROLEO BRASILEIRO S.A. PETROBRAS ( x ) Fiscal Council ( ) Technical or Advisory Bodies Opening Balance Securities/Derivatives Securities Characteristics Quantity Share Common Share - Share Class “A” Preferred Share 5.300 Share Class “A” Preferred Share 5.300 Closing Balance Securities/Derivatives Securities Characteristics Quantity - the following transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 no transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 Company’s Name: Braskem S.A. ( ) Fiscal Council ( x ) Technical or Advisory Bodies Management and Related Persons’ Trading of Securities Issued by the Company Article 11 – CVM Instruction #44/2021 Opening Balance Securities/Derivatives Securities Characteristics Quantity Share Common Share In June/26 ( x ) ( ) Group and Related Persons ( ) Controlling Shareholders ( ) Board of Directors ( ) Management Share Preferred Share 10.000 Share Preferred Share - Closing Balance Securities/Derivatives Securities Characteristics Quantity Share Common Share - Company’s Name: PETROLEO BRASILEIRO S.A. PETROBRAS ( ) Fiscal Council ( x ) Technical or Advisory Bodies Opening Balance Securities/Derivatives Securities Characteristics Quantity Share Common Share - Management and Related Persons’ Trading of Securities Issued by the Company Article 11 – CVM Instruction #44/2021 the following transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021 no transactions involving securities and derivatives were executed, pursuant to Article 11 - CVM Instruction #44/2021

 

SIGNATURES

        Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: July 10, 2026

	BRASKEM S.A.
	By:	/s/     Carlos Augusto Machado Pereira de Almeida Brandão
		Name:	Carlos Augusto Machado Pereira de Almeida Brandão
		Title:	Chief Financial Officer

DISCLAIMER ON FORWARD-LOOKING STATEMENTS

This report on Form 6-K may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements are statements that are not historical facts, and are based on our management’s current view and estimates of future economic and other circumstances, industry conditions, company performance and financial results, including any potential or projected impact of the geological event in Alagoas and related legal proceedings and of COVID-19 on our business, financial condition and operating results. The words “anticipates,” “believes,” “estimates,” “expects,” “plans” and similar expressions, as they relate to the company, are intended to identify forward-looking statements. Statements regarding the potential outcome of legal and administrative proceedings, the implementation of principal operating and financing strategies and capital expenditure plans, the direction of future operations and the factors or trends affecting our financial condition, liquidity or results of operations are examples of forward-looking statements. Such statements reflect the current views of our management and are subject to a number of risks and uncertainties, many of which are outside of the our control. There is no guarantee that the expected events, trends or results will actually occur. The statements are based on many assumptions and factors, including general economic and market conditions, industry conditions, and operating factors. Any changes in such assumptions or factors, including the projected impact of the geological event in Alagoas and related legal proceedings and the unprecedented impact of COVID-19 pandemic on our business, employees, service providers, stockholders, investors and other stakeholders, could cause actual results to differ materially from current expectations. Please refer to our annual report on Form 20-F for the year ended December 31, 2019 filed with the SEC, as well as any subsequent filings made by us pursuant to the Exchange Act, each of which is available on the SEC’s website (www.sec.gov), for a full discussion of the risks and other factors that may impact any forward-looking statements in this presentation.