BRASKEM SA — Director's Dealing 2026

Mar 17, 2026

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: BRASKEM SA (BAK)
CIK: 0001071438
Period of Report: 2026-03-16

Reporting Person: Benetti Queiroz Antonio Umberto (Innov. & New Business Officer)

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Preferred Shares	79129	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Class A Preferred Share Units	$		Class A Preferred Shares (20786)		Direct
Class A Preferred Share Units	$		Class A Preferred Shares (33988)		Direct
Class A Preferred Share Units	$		Class A Preferred Shares (34917)		Direct

Footnotes

F1: These Class A Preferred Share Units vest on September 06, 2026, subject to certain other conditions set forth in the agreement.

F2: These Class A Preferred Share Units vest on June 05, 2027, subject to certain other conditions set forth in the agreement.

F3: These Class A Preferred Share Units vest on June 16, 2028, subject to certain other conditions set forth in the agreement.

F4: Each Class A Preferred Share Unit represents a contingent right to receive one Class A Preferred Share. The units will be settled in either Class A Preferred Shares or cash (or a combination thereof) at the discretion of the Issuer.