Cosan S.A. (CSAN) — SEC Filings

Q: What are the key financial highlights for Cosan S.A.?

Key financial highlights for Cosan S.A. are extracted from the most recent 10-K or 10-Q filings, including revenue, net income, EPS, debt-to-equity, cash position, and operating margin.

Q: What is the investment thesis for CSAN?

The investment thesis for CSAN includes bull, base, and bear case scenarios derived from AI analysis of recent SEC filings filed by Cosan S.A..

Q: Who are the key executives at Cosan S.A.?

Key executives at Cosan S.A. are identified from SEC filings including 10-K annual reports, proxy statements, and insider trade forms.

Q: What are the main risk factors for Cosan S.A. stock?

Risk factors for Cosan S.A. (CSAN) are assessed from SEC filings using AI analysis. Each filing is categorized as high, medium, or low risk based on disclosed risk factors and financial indicators.

Q: What are recent predictions and forward guidance from Cosan S.A.?

Forward-looking statements and predictions from Cosan S.A. are extracted from SEC filings including earnings reports, annual reports, and current event filings.

Latest SEC filings for Cosan S.A.. Recent 6-K filing on Dec 31, 2025. AI-decoded analysis of earnings, risk factors, and insider trades.

View Cosan S.A. on SEC EDGAR

Overview

Cosan S.A. (CSAN) is a publicly traded company tracked on ReadTheFiling. The most recent enriched filing is a 6-K filed on Dec 31, 2025: Cosan S.A. filed a Form 6-K on December 31, 2025, reporting for the month of December 2025. The filing indicates that Cosan S.A. is a publicly held company incorporated in Brazil and will file its annual reports under Form 20-F. The company's principal executive offices are located in Sao Paulo, Bra

Sentiment Summary

Across 39 filings, the sentiment breakdown is: 1 bullish, 1 bearish, 37 neutral. The dominant filing sentiment for Cosan S.A. is neutral.

Filing Type Overview

Cosan S.A. (CSAN) has filed 37 6-K, 2 20-F with the SEC between Jan 2024 to Dec 2025.

Filings by Year

2025 · 2024

Recent Filings (39)

Cosan S.A. Files December 2025 Report (6-K) — 6-K · Dec 31, 2025 Risk: low
Cosan S.A. filed a Form 6-K on December 31, 2025, reporting for the month of December 2025. The filing indicates that Cosan S.A. is a publicly held company inco
6-K Filing — 6-K · Dec 23, 2025
Cosan S.A. Files December 2025 6-K Report — 6-K · Dec 16, 2025 Risk: low
Cosan S.A. filed a Form 6-K on December 16, 2025, reporting for the month of December 2025. The filing indicates that Cosan S.A. is a foreign private issuer and
Cosan S.A. Files November 2025 6-K Report — 6-K · Nov 17, 2025 Risk: low
Cosan S.A. filed a Form 6-K on November 17, 2025, reporting for the month of November 2025. The filing is in accordance with Rule 13a-16 or 15d-16 of the Securi
Cosan S.A. Files Form 6-K — 6-K · Nov 14, 2025 Risk: low
Cosan S.A. filed a Form 6-K on November 14, 2025, reporting as a foreign private issuer. The company, listed on B3 as CSAN3 and on the NYSE as CSAN, is a public
Cosan S.A. Files November 2025 6-K Report — 6-K · Nov 10, 2025 Risk: low
Cosan S.A. filed a Form 6-K on November 10, 2025, reporting for the month of November 2025. The filing indicates that Cosan is a publicly held company and is su
Cosan S.A. Files Form 6-K with SEC — 6-K · Nov 4, 2025 Risk: low
Cosan S.A. filed a Form 6-K on November 4, 2025, reporting material facts as required for foreign private issuers. The filing provides the company's address in
6-K Filing — 6-K · Oct 31, 2025
Cosan S.A. Files October 2025 6-K Update — 6-K · Oct 24, 2025 Risk: low
Cosan S.A. filed a Form 6-K on October 24, 2025, providing updates for the month of October 2025. The filing includes a free translation of certain information
Cosan S.A. Files September 2025 6-K Report — 6-K · Sep 22, 2025 Risk: low
Cosan S.A. filed a Form 6-K on September 22, 2025, for the month of September 2025. The filing indicates that Cosan S.A. is a foreign issuer and will file its a
Cosan S.A. Files September 2025 6-K Report — 6-K · Sep 4, 2025 Risk: low
Cosan S.A. filed a Form 6-K on September 4, 2025, reporting as a foreign issuer. The filing is for the month of September 2025 and indicates that Cosan S.A. fil
Cosan S.A. Files August 2025 6-K Report — 6-K · Aug 15, 2025 Risk: low
Cosan S.A. filed a Form 6-K on August 15, 2025, reporting for the month of August 2025. The filing indicates the company is a foreign issuer based in Sao Paulo,
Cosan S.A. Files May 2025 6-K Report — 6-K · May 16, 2025 Risk: low
Cosan S.A. filed a Form 6-K on May 16, 2025, for the month of May 2025. The filing is a report of a foreign issuer pursuant to Rule 13a-16 or 15d-16 of the Secu
Cosan S.A. Files April 2025 6-K Report — 6-K · May 1, 2025 Risk: low
Cosan S.A. filed a Form 6-K on May 1, 2025, for the month of April 2025. The filing is a report of a foreign issuer under Rule 13a-16 or 15d-16 of the Securitie
20-F Filing — 20-F · Apr 30, 2025
Cosan S.A. Files March 2025 6-K Report — 6-K · Mar 11, 2025 Risk: low
Cosan S.A. filed a Form 6-K on March 11, 2025, reporting for the month of March 2025. The filing is a report of a foreign issuer under Rule 13a-16 or 15d-16 of
Cosan S.A. Files February 2025 6-K Report — 6-K · Feb 27, 2025 Risk: low
Cosan S.A. filed a Form 6-K on February 27, 2025, reporting for the month of February 2025. The filing is for a foreign issuer and indicates that Cosan S.A. fil
Cosan S.A. Files Form 6-K for February 2025 — 6-K · Feb 25, 2025 Risk: low
Cosan S.A. filed a Form 6-K on February 25, 2025, reporting for the month of February 2025. The filing indicates that Cosan S.A. is a foreign issuer and will fi
Cosan S.A. Files February 2025 6-K Report — 6-K · Feb 11, 2025 Risk: low
Cosan S.A. filed a Form 6-K on February 11, 2025, reporting for the month of February 2025. The filing indicates that Cosan S.A. is a foreign issuer and files i
Cosan S.A. Files February 2025 6-K Report — 6-K · Feb 10, 2025 Risk: low
Cosan S.A. filed a Form 6-K on February 10, 2025, reporting for the month of February 2025. The filing indicates that Cosan S.A. is a foreign issuer and will fi
Cosan Luxembourg Launches $900M Tender Offer for Notes — 6-K · Jan 31, 2025 Risk: medium
Cosan Luxembourg S.A., a subsidiary of Cosan S.A., announced the commencement of cash tender offers on January 31, 2025, for its outstanding notes. The offers a
Cosan S.A. Files January 2025 6-K Report — 6-K · Jan 30, 2025 Risk: low
Cosan S.A. filed a Form 6-K on January 30, 2025, for the month of January 2025. The filing is a report of a foreign issuer under Rule 13a-16 or 15d-16 of the Se
Cosan S.A. Files January 2025 6-K Report — 6-K · Jan 16, 2025 Risk: low
Cosan S.A. filed a Form 6-K on January 16, 2025, reporting information as of that date. The filing is for the month of January 2025 and indicates that Cosan S.A
Cosan S.A. Files November 2024 6-K Report — 6-K · Nov 14, 2024 Risk: low
Cosan S.A. filed a Form 6-K on November 14, 2024, for the month of November 2024. The filing indicates that Cosan S.A. is a foreign issuer and will file its ann
Cosan S.A. Files 6-K Report — 6-K · Nov 13, 2024 Risk: low
Cosan S.A. filed a Form 6-K on November 13, 2024, reporting for the period ending September 30, 2024. The filing is a report of a foreign issuer under the Secur
Cosan S.A. Files November 2024 6-K Report — 6-K · Nov 12, 2024 Risk: low
Cosan S.A. filed a Form 6-K on November 12, 2024, reporting for the month of November 2024. The company, incorporated in Brazil, is listed on the SEC with file
Cosan S.A. 20-F: Financial Covenants Detailed — 20-F · Nov 8, 2024 Risk: medium
Cosan S.A. filed its 20-F report for the fiscal year ending December 31, 2023. The filing details various financial covenants, including a net debt to EBITDA ra
Cosan S.A. Files Form 6-K — 6-K · Oct 22, 2024 Risk: low
Cosan S.A. filed a Form 6-K on October 22, 2024, reporting for the month of October 2024. The filing indicates that Cosan S.A. is a foreign issuer and will file
Cosan S.A. Files October 2024 6-K Report — 6-K · Oct 10, 2024 Risk: low
Cosan S.A. filed a Form 6-K on October 10, 2024, reporting for the month of October 2024. The filing indicates that Cosan S.A. is a foreign issuer and files ann
Cosan S.A. Files October 2024 6-K Report — 6-K · Oct 1, 2024 Risk: low
Cosan S.A. filed a Form 6-K on October 1, 2024, reporting as a foreign issuer for the month of October 2024. The company, incorporated in Brazil, is listed on t
Cosan S.A. Files August 2024 6-K Report — 6-K · Aug 15, 2024 Risk: low
Cosan S.A. filed a Form 6-K on August 15, 2024, reporting for the month of August 2024. The filing is for a foreign issuer and indicates that Cosan S.A. files a
Cosan S.A. Files 6-K with Business Operations Update — 6-K · May 29, 2024 Risk: low
Cosan S.A. filed a Form 6-K on May 29, 2024, providing a discussion of its business and operations for the years ending December 31, 2023, and 2022, as well as
Cosan S.A. Files April 2024 6-K Report — 6-K · Apr 29, 2024 Risk: low
Cosan S.A. filed a Form 6-K on April 29, 2024, for the month of April 2024. The filing indicates that Cosan S.A. is a foreign issuer and will file its annual re
Cosan S.A. Files April 2024 6-K Report — 6-K · Apr 26, 2024 Risk: low
Cosan S.A. filed a Form 6-K on April 26, 2024, for the month of April 2024. The filing is a report of a foreign issuer under Rule 13a-16 or 15d-16 of the Securi
Cosan S.A. Files April 2024 Report on Form 6-K — 6-K · Apr 22, 2024 Risk: low
Cosan S.A. filed a Form 6-K on April 22, 2024, for the month of April 2024. The filing is a report of a foreign issuer under Rule 13a-16 or 15d-16 of the Securi
Cosan S.A. Files March 2024 6-K Report — 6-K · Mar 28, 2024 Risk: low
Cosan S.A. filed a Form 6-K on March 28, 2024, reporting for the month of March 2024. The filing indicates that Cosan S.A. is a foreign issuer and will file its
Cosan S.A. Files March 2024 Form 6-K — 6-K · Mar 26, 2024 Risk: low
Cosan S.A. filed a Form 6-K on March 26, 2024, for the month of March 2024. The filing is a report of a foreign issuer pursuant to Rule 13a-16 or 15d-16 of the
Blackrock Cuts Cosan Stake to 4.994% of Common Shares — 6-K · Jan 23, 2024
Blackrock, Inc. significantly reduced its stake in Cosan S.A. on January 17, 2024, disposing of enough shares to now hold 4.994% of Cosan's total common shares.
Blackrock Boosts Cosan Stake to 5.003% — 6-K · Jan 12, 2024
On January 11, 2024, Cosan S.A. announced that Blackrock, Inc. increased its stake in the company, now holding 5.003% of Cosan's total common shares as of Janua

Risk Profile

Risk Assessment: Of CSAN's 34 recent filings, 0 were flagged as high-risk, 2 as medium-risk, and 32 as low-risk. The overall risk profile suggests relatively low risk with generally favorable filings.

Top Tags

foreign-issuer (26) · sec-filing (22) · regulatory-filing (9) · reporting (6) · 6-K (6) · routine-report (4) · regulatory-update (3) · foreign-private-issuer (3) · disclosure (3) · compliance (2)

Key Numbers

Commission File Number: 001-40155 — Identifies Cosan S.A.'s filing with the SEC
Total Tender Offer Amount: U.S.$900,000,000 — Maximum combined principal amount Cosan Luxembourg aims to purchase.
Specific Note Cap: U.S.$370,000,000 — Maximum principal amount for a particular series of notes within the tender offer.
Report Date: 20241108 — The report covers activities as of November 8, 2024.
Filing Date: 20241112 — The report was officially filed on November 12, 2024.
Net debt / EBITDA: 4.0x — Maximum allowed ratio, indicating leverage limits
Total liabilities / (Total liabilities + Shareholders' equity): 0.8 — Maximum allowed general indebtedness ratio
ICJ (EBITDA / Financial result): 2.0x — Minimum required ratio, indicating profitability relative to financial costs
Fiscal Year End: 2023 — Included in business operations discussion

Related Companies

CSAN3 · COSN

Frequently Asked Questions

What are the latest SEC filings for Cosan S.A. (CSAN)?

Cosan S.A. has 39 recent SEC filings from Jan 2024 to Dec 2025, including 37 6-K, 2 20-F. Each filing includes an AI-generated plain-English summary.

What is the overall sentiment of CSAN filings?

Across 39 filings, the sentiment breakdown is: 1 bullish, 1 bearish, 37 neutral. The dominant sentiment is neutral.

Where can I find Cosan S.A. SEC filings explained simply?

ReadTheFiling provides AI-powered plain-English summaries of all Cosan S.A. (CSAN) SEC filings, including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and insider trades.

What are the key financial highlights for Cosan S.A.?

Financial highlights for Cosan S.A. are available when 10-K or 10-Q filings are enriched with AI analysis. Check back as new filings are processed.

What is the investment thesis for CSAN?

Investment thesis data for CSAN will be available once enriched filings are processed.

Who are the key executives at Cosan S.A.?

Executive information for Cosan S.A. is extracted from SEC filings as they are enriched with AI analysis.

What are the main risk factors for Cosan S.A. stock?

Of CSAN's 34 assessed filings, 0 were flagged high-risk, 2 medium-risk, and 32 low-risk.

What are recent predictions and forward guidance from Cosan S.A.?

Forward guidance and predictions for Cosan S.A. are extracted from SEC filings as they are enriched.