Braskem (BAK) director Jose Mauro Mettrau Carneiro da Cunha files Form 3

Rhea-AI Filing Summary

BRASKEM SA director Jose Mauro Mettrau Carneiro da Cunha filed an initial Form 3, which is a statement of beneficial ownership for new insiders. The filing reports no buy, sell, or other transactions and shows no derivative positions at this time.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Mettrau Carneiro da Cunha Jose Mauro

(Last) (First) (Middle)

RUA LEMOS MONTEIRO,120,FLOOR 22,BUTANTA

(Street)

SAO PAULO D5 05501050

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/16/2026

3. Issuer Name and Ticker or Trading Symbol
BRASKEM SA [ BAK ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	Jose Mauro Mettrau Carneiro da Cunha	03/16/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What does the BRASKEM SA (BAK) Form 3 filing report?

The Form 3 reports initial insider holdings for a new reporting person at BRASKEM SA. It shows no reported transactions and no derivative securities positions in this filing.

Who is the reporting person in the BRASKEM SA (BAK) Form 3?

The reporting person is Jose Mauro Mettrau Carneiro da Cunha, identified as a director of BRASKEM SA. The form establishes him as a Section 16 insider for future ownership and transaction reporting.

Does the BRASKEM SA (BAK) Form 3 show any insider share purchases or sales?

No, the Form 3 shows no buy, sell, or other share transactions. All transaction counts and share amounts in the transaction summary are reported as zero in this filing.

Are there any derivative securities reported in this BRASKEM SA (BAK) Form 3?

No derivative securities are listed in the filing. The derivative summary is empty, and the exercise-related counts in the transaction summary are all reported as zero.

Why is this BRASKEM SA (BAK) Form 3 important for investors?

Form 3 establishes that Jose Mauro Mettrau Carneiro da Cunha is now a reporting director at BRASKEM SA. Future Forms 4 or 5 will disclose his transactions and changes in beneficial ownership over time.