Key facts
- This page summarizes Antonio Umberto Benetti Queiroz's Form 3 filing for BRASKEM SA (BAK).
- 0 reported transactions and 3 derivative rows are listed below.
- Accepted by SEC: 17 Mar 2026, 13:38.
Antonio Umberto Benetti Queiroz - 16 Mar 2026 Form 3 Insider Report for BRASKEM SA (BAK)
- Reporting relationship
- Innov. & New Business Officer
- Issuer ticker
- BAK
- Reported as of
- 16 Mar 2026
- Net transaction value
- $0
- Reporting owner signature
- Antonio Umberto Benetti Queiroz
Source evidence
Original filing metadata and source links for verification.
3 source fields
Reporting owner
1 detail
Key filing fact
Antonio Umberto Benetti Queiroz filed Form 3 for BRASKEM SA (BAK) on 17 Mar 2026.
Change
- No earlier filing in this sequence is available for direct comparison.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Official SEC source
View source filing
Ownership activity is grounded in SEC Form 3 disclosures.
Reporting Owners (1)
CIK 0002117380
Primary reporting owner
Benetti Queiroz Antonio Umberto
- Relationship
- Innov. & New Business Officer
- Address
- RUA LEMOS MONTEIRO,120,FLOOR 21,BUTANTA, SAO PAULO, BRAZIL
- Signature
- Antonio Umberto Benetti Queiroz
- Signature date
- 16 Mar 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
BAK
holding
Class A Preferred Shares
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 79,129
- Date
- 16 Mar 2026
- Ownership
- Direct
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
BAK
holding
Derivative
Class A Preferred Share Units
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- Date
- 16 Mar 2026
- Ownership
- Direct
- Underlying class
- Class A Preferred Shares
- Underlying amount
- 20,786
- Exercise price
- Footnotes
- F1, F4
BAK
holding
Derivative
Class A Preferred Share Units
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- Date
- 16 Mar 2026
- Ownership
- Direct
- Underlying class
- Class A Preferred Shares
- Underlying amount
- 33,988
- Exercise price
- Footnotes
- F2, F4
BAK
holding
Derivative
Class A Preferred Share Units
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- Date
- 16 Mar 2026
- Ownership
- Direct
- Underlying class
- Class A Preferred Shares
- Underlying amount
- 34,917
- Exercise price
- Footnotes
- F3, F4
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 4 footnotes
Footnote F1
These Class A Preferred Share Units vest on September 06, 2026, subject to certain other conditions set forth in the agreement.
Footnote F2
These Class A Preferred Share Units vest on June 05, 2027, subject to certain other conditions set forth in the agreement.
Footnote F3
These Class A Preferred Share Units vest on June 16, 2028, subject to certain other conditions set forth in the agreement.
Footnote 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.