# EDGAR Filing Document

**Accession Number:** 0001071438
**File Stem:** 0001292814-26-000938
**Filing Date:** 2026-3
**Character Count:** 5524
**Document Hash:** 3893fa2bc5bba6038ab545dd0f825d78
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001292814-26-000938.hdr.sgml**: 20260317

**ACCESSION NUMBER**: 0001292814-26-000938

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260316

**FILED AS OF DATE**: 20260317

**DATE AS OF CHANGE**: 20260317

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Soller Ferreira Walmir
- **CENTRAL INDEX KEY:** 0002117771

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-14862
- **FILM NUMBER:** 26760699

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** WEENA 240,TOWER C,9TH FLOOR
- **CITY:** ROTTERDAM
- **PROVINCE COUNTRY:** P7
- **ZIP:** 3012 NJ
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BRASKEM SA
- **CENTRAL INDEX KEY:** 0001071438
- **STANDARD INDUSTRIAL CLASSIFICATION:** INDUSTRIAL ORGANIC CHEMICALS [2860]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 000000000
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** RUA ETENO NO 1561
- **CITY:** CAMACARI BAHIA BRAZI
- **NON US STATE TERRITORY:** BAHIA
- **PROVINCE COUNTRY:** D5
- **ZIP:** 00000000
- **BUSINESS PHONE:** 011551134439744

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** RUA ETENO NO 1561
- **CITY:** CAMACARI BAHIA BRAZI
- **NON US STATE TERRITORY:** BAHIA
- **PROVINCE COUNTRY:** D5
- **ZIP:** 00000000

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** COPENE PETROQUIMICA DO NORDESTE SA
- **DATE OF NAME CHANGE:** 20000428

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

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Soller Ferreira Walmir<br><sub>(Last) (First) (Middle)</sub><br>WEENA 240,TOWER C,9TH FLOOR<br><sub>(Street)</sub><br>ROTTERDAM, P7 3012 NJ<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>BRASKEM SA [ BAK ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-03-16 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [ ] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_NAMEA Business Officer_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| American Depositary Receipt | 82465 | D |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| American Depositary Receipt Units | <sup>(1)</sup> | <sup>(1)</sup> | American Depositary Receipt | 21056 | <sup>(4)</sup> | D |  |
| American Depositary Receipt Units | <sup>(2)</sup> | <sup>(2)</sup> | American Depositary Receipt | 35038 | <sup>(4)</sup> | D |  |
| American Depositary Receipt Units | <sup>(3)</sup> | <sup>(3)</sup> | American Depositary Receipt | 60950 | <sup>(4)</sup> | D |  |

---

### Footnotes:

(1) These American Depositary Receipt Units vest on September 06, 2026, subject to certain other conditions set forth in the agreement.

(2) These American Depositary Receipt Units vest on June 05, 2027, subject to certain other conditions set forth in the agreement.

(3) These American Depositary Receipt Units vest on June 16, 2028, subject to certain other conditions set forth in the agreement.

(4) Each American Depositary Receipt Unit represents a contingent right to receive one American Depositary Receipt. The units will be settled in either American Depositary Receipts or cash (or a combination thereof) at the discretion of the Issuer.

**Signature:** Walmir Soller Ferreira  
**Date:** 2026-03-16

### Remarks:

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 4 (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.**