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BCS

Changes in Beneficial Ownership · 4

Cosan S.A.

Changes in Beneficial Ownership

Filed Sep 15, 2026Accepted Sep 15, 2026, 4:41 PM EDTFiling CIK 1430162Accession 0001292814-26-004562
Share

Structured filing — 4

ownership.xml

Open full document ↗

Filing details

Report period
2026-05-18
Issuer
Cosan S.A.
Issuer CIK
0001430162
Trading symbol
CSAN
Foreign trading symbol
CSAN3

Reporting owner 1

Name
Cordes Burkhard Otto
Reporting owner CIK
0001974588
Relationship
Director
Address
AV. BRIGADEIRO FARIA LIMA, 4100, 16TH FLOOR, SAO PAULO, BRAZIL, D5, 01546-100

Non-derivative transactions

Non-derivative transactions · 4 reported rows
SecurityTransaction dateCodeAmountA / DPrice (USD)Owned afterOwnershipNature of ownership
COMMON STOCK (BVMF: CSAN3)2026-05-18P · Form 489,000A4.4700[F1]1,439,000IDGF UBER ALLES FIM CP IE
COMMON STOCK (BVMF: CSAN3)2026-05-26P · Form 410,000A4.2700[F1]1,449,000IDGF UBER ALLES FIM CP IE
COMMON STOCK (BVMF: CSAN3)2026-05-26P · Form 450,000A4.2600[F1]1,499,000IDGF UBER ALLES FIM CP IE
COMMON STOCK (BVMF: CSAN3)2026-05-26P · Form 410,000A4.2500[F1]1,509,000IDGF UBER ALLES FIM CP IE
Table key
P · Form 4
Purchase on the market or privately
A
Acquired
I
Indirect

Non-derivative holdings

Non-derivative holdings · 2 reported rows
SecurityAmount ownedOwnership
COMMON STOCK (BVMF: CSAN3)42,332D
ADS CSAN[F2]857,610D
Table key
D
Direct

Footnotes

F1
Amounts stated in Brazilian reais.↩ 1↩ 2↩ 3↩ 4
F2
Each American Depositary Share represents four shares of Common Stock.↩ 1

Remarks

This Form 4 was initially filed on June 9, 2026. Due to an administrative error it was filed under the CIK of Cosan Ltd. It is being refiled under the correct CIK.

Signature 1

Signed
/s/ Cordes Burkhard Otto
Date
2026-09-15

Company context

Current securities

Historical securities (3)

Recent company filings

  1. 6-K filingOct 29, 2026
  2. 6-K filingOct 21, 2026
  3. 20-F/A filingOct 15, 2026
  4. 6-K filingSep 8, 2026
  5. 25 filingSep 8, 2026

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