CSANY on OTC

Cosan S.A.

We are a publicly-held company incorporated under the laws of Brazil on July 8, 1966 for an indefinite term.1

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Last updated Oct 19, 2026.

Overview

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  • TickerCSANY on OTC1
  • IndustryRetail-Auto Dealers & Gasoline Stations1
  • HeadquartersD51
  • Incorporated inBrazil2
  • Business addressAv. Brigadeiro Faria Lima, 4100, 16Th Floor, Sao Paulo, Sp, D5 04538-1322
  • Filer categoryLarge accelerated filer2

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We are a publicly-held company incorporated under the laws of Brazil on July 8, 1966 for an indefinite term. Cosan S.A. is registered with the Junta Comercial do Estado de São Paulo in Brazil under registration number 35.300.177.045. Our legal name is Cosan S.A. and our commercial name is “ Cosan. ” Our registered office is located at Av. Brigadeiro Faria Lima, 4,100 – 16 th floor, São Paulo – SP, 04538-132, Brazil and our general telephone and fax numbers are 55 11 3897-9797 and 55 11 3897-9799, respectively. Our website is https://www.cosan.com.br/en. In addition, the SEC maintains a website that contains information which we have filed electronically with the SEC, including our annual reports, periodic reports and other filings, which can be accessed at https://www.sec.gov. The information contained on our website, any website mentioned in this annual report or any website directly or…3 From its latest annual report

Financials

From the company’s reports to the SEC. Every number links to the filing it came from. Figures are in BRL, the currency the company reports in.

Key numbers, fiscal 2024

31.2%Gross margin4
17.5%Operating margin4
-18.6%Net margin4
11.4%Revenue growth, 20244
-20.7%Return on equity4
1.57×Debt to equity4

What sells

Revenue by product, business segment and region, as the company reports it to the SEC.

Business segments

Raizen brought in 85% of the revenue Cosan S.A. broke down this way in fiscal 2025.

  1. Raizen228.8B BRL585%down 9% from 2024
  2. Compass [member]16.6B BRL56%down 10% from 2024
  3. Rumo [member]13.8B BRL55%down 1% from 2024
  4. Moove [member]9.3B BRL53%down 9% from 2024
  5. Radar653.8M BRL50%down 55% from 2024
Business segments by year
Business segments202320242025
Raizen221.7B BRL251.2B BRL228.8B BRL
Compass [member]17.8B BRL18.4B BRL16.6B BRL
Rumo [member]10.9B BRL13.9B BRL13.8B BRL
Moove [member]10.1B BRL10.2B BRL9.3B BRL
Radar743.4M BRL1.4B BRL653.8M BRL

Regions

B R brought in 86% of the revenue Cosan S.A. broke down this way in fiscal 2025.

  1. B R34.7B BRL586%down 9% from 2024
  2. Europe3.2B BRL58%up 3% from 2024
  3. United States2.2B BRL55%down 8% from 2024
  4. Latin America278.2M BRL51%down 9% from 2024
  5. Asia and Other [member]40.9M BRL50%
Regions by year
Regions202320242025
B R33.8B BRL38.2B BRL34.7B BRL
Europe3.1B BRL3.1B BRL3.2B BRL
United States2.5B BRL2.4B BRL2.2B BRL
Latin America144.9M BRL304.1M BRL278.2M BRL
Asia and Other [member]40.9M BRL

Where the money goes

Where each dollar of revenue went, fiscal 2024

  • Cost of revenue69¢30.2B BRL
  • Other costs7¢2.9B BRL
  • Interest17¢7.6B BRL
  • Income tax7¢3.2B BRL

Out of 44.0B BRL in revenue.4 The company lost money this year.

Financial statements

Revenue6789444.0B BRL in 2024+161% since 2018
020.0B BRL40.0B BRL60.0B BRL2018: 16.8B BRL16.8B BRL20182019: 20.6B BRL20.6B BRL2019+22%2020: 20.4B BRL20.4B BRL2020−1%2021: 26.1B BRL26.1B BRL2021+28%2022: 39.3B BRL39.3B BRL2022+51%2023: 39.5B BRL39.5B BRL2023+0%2024: 44.0B BRL44.0B BRL2024+11%
Gross profit6789413.7B BRL in 2024+190% since 2018
05.0B BRL10.0B BRL15.0B BRL2018: 4.7B BRL4.7B BRL20182019: 6.0B BRL6.0B BRL2019+27%2020: 5.4B BRL5.4B BRL2020−9%2021: 5.8B BRL5.8B BRL2021+7%2022: 8.8B BRL8.8B BRL2022+50%2023: 10.9B BRL10.9B BRL2023+25%2024: 13.7B BRL13.7B BRL2024+26%
Operating income678947.7B BRL in 2024+121% since 2018
05.0B BRL10.0B BRL15.0B BRL2018: 3.5B BRL3.5B BRL20182019: 4.5B BRL4.5B BRL2019+29%2020: 3.4B BRL3.4B BRL2020−25%2021: 4.1B BRL4.1B BRL2021+22%2022: 7.5B BRL7.5B BRL2022+83%2023: 11.0B BRL11.0B BRL2023+47%2024: 7.7B BRL7.7B BRL2024−30%
Net income67894-8.2B BRL in 2024
-10.0B BRL-5.0B BRL05.0B BRL10.0B BRL2018: 2.1B BRL2.1B BRL20182019: 2.9B BRL2.9B BRL2019+39%2020: 1.5B BRL1.5B BRL2020−49%2021: 6.7B BRL6.7B BRL2021+350%2022: 2.8B BRL2.8B BRL2022−58%2023: 4.9B BRL4.9B BRL2023+73%2024: -8.2B BRL-8.2B BRL2024

Every line of the income statement as filed: the last 3 fiscal years, latest first.5

Period ending2025-12-312024-12-312023-12-31
Net sales40.4B BRL44.0B BRL39.5B BRL
Cost of sales-27.2B BRL-30.2B BRL-28.5B BRL
Gross profit13.2B BRL13.7B BRL10.9B BRL
Selling expenses-1.9B BRL-1.6B BRL-1.4B BRL
General and administrative expenses-2.5B BRL-2.8B BRL-2.5B BRL
Other operating income (expenses), net3.2B BRL1.5B BRL3.9B BRL
Impairment-1.5B BRL-3.2B BRL
Operating expenses-2.7B BRL-6.0B BRL45.8M BRL
Profit before equity in earnings of investees, finance results and income taxes10.5B BRL7.7B BRL11.0B BRL
Impairment in associate-4.7B BRL
Interest in earnings of associates219.9M BRL1.7B BRL350.4M BRL
Interest in (losses) earnings of joint ventures-10.9B BRL-1.2B BRL1.7B BRL
Equity in (losses) earnings of investees-10.7B BRL-4.2B BRL2.0B BRL
Finance expense-8.9B BRL-7.6B BRL-11.3B BRL
Finance income3.6B BRL2.7B BRL3.0B BRL
Foreign exchange, net2.4B BRL-5.7B BRL1.8B BRL
Net effect of derivatives-4.8B BRL2.0B BRL-1.4B BRL
Finance results, net-7.8B BRL-8.7B BRL-7.9B BRL
(Loss) profit before income taxes-8.0B BRL-5.2B BRL5.1B BRL
Current-1.3B BRL-2.0B BRL-1.6B BRL
Deferred-916.8M BRL-1.2B BRL1.4B BRL
Income taxes-2.2B BRL-3.2B BRL-274.4M BRL
(Loss) profit for the year from continued operations-10.2B BRL-8.4B BRL4.8B BRL
Profit for the year from discontinued operations, net of tax273.9M BRL45.4M BRL
(Loss) profit for the year-10.2B BRL-8.2B BRL4.9B BRL
Remeasurement gain on defined benefit plans2.5M BRL150.9M BRL18.3M BRL
Loss in fair value of financial liabilities designated at fair value through profit or loss attributable to changes in credit risk-89.3M BRL
Income tax impact25.7M BRL-43.6M BRL-65.5M BRL
Items that will never be reclassified to profit or loss-61.0M BRL107.3M BRL-47.2M BRL
Foreign currency translation differences-55.0M BRL537.1M BRL-172.5M BRL
Gain (loss) on cash flow hedge242.3M BRL-538.3M BRL-132.3M BRL
Income tax impact-42.0M BRL144.6M BRL7.1M BRL
Items that are or may be reclassified subsequently to profit or loss145.2M BRL143.5M BRL-297.7M BRL
Total other comprehensive income (loss), net of tax84.2M BRL250.8M BRL-345.0M BRL
Comprehensive (loss) income from continued operations-10.1B BRL-8.2B BRL4.5B BRL
Comprehensive income from discontinued operations273.9M BRL45.4M BRL
Owners of the Company-9.7B BRL-9.4B BRL1.1B BRL
Non-controlling interests-472.3M BRL1.3B BRL3.8B BRL
Owners of the Company-9.6B BRL-9.2B BRL841.2M BRL
Non-controlling interests-462.8M BRL1.3B BRL3.7B BRL
Total comprehensive (loss) income for the year-10.1B BRL-7.9B BRL4.5B BRL
Basic-3.89 BRL-5.16 BRL0.58 BRL
Diluted-3.94 BRL-5.16 BRL0.58 BRL
Basic0.10 BRL0.01 BRL
Diluted0.10 BRL0.01 BRL

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Leadership

Who has led Cosan S.A., and when. Pick a name to see everywhere that person has worked.

Chief executive

  1. Marcelo Eduardo Martins2026–now
Board members and other officers (11)

Former names

  • Cosan S.A. Industria e ComercioMar 19, 2008 to Jun 3, 20112

Timeline

  1. Mar 31, 2026New chief executive Marcelo Eduardo Martins becomes CEO10

Filings

167 filings to the SEC since October 2021: 9 annual reports, 19 insider forms, 4 large holders, 135 other. The latest 20:

  1. Oct 15, 202620-F/A EDGAR
  2. Sep 15, 20264 EDGAR
  3. Sep 15, 20264 EDGAR
  4. Sep 15, 20264 EDGAR
  5. Sep 10, 20263 EDGAR
  6. Sep 8, 20266-K EDGAR
  7. Sep 8, 202625 EDGAR
  8. Aug 20, 20266-K EDGAR
  9. Aug 18, 20266-K EDGAR
  10. Aug 17, 20266-K EDGAR
  11. Aug 17, 20266-K EDGAR
  12. Aug 17, 20266-K EDGAR
  13. Aug 12, 20264 EDGAR
  14. Aug 12, 20264 EDGAR
  15. Jul 9, 20266-K EDGAR
  16. Jun 17, 20266-K EDGAR
  17. May 26, 20264 EDGAR
  18. May 21, 20264 EDGAR
  19. May 21, 20264 EDGAR
  20. May 15, 20266-K EDGAR

The 167 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Insider trades

8 open-market trades by officers, directors and large owners since October 2021: 4 buys and 4 sales. Grants, option exercises and gifts are left out.

DateWhoTradeSharesPriceValueFiling
May 26, 2026Cordes Burkhard OttoDirectorBuy70,000$4.26$298.2KForm 4
May 22, 2026Mello Rubens Ometto SilveiraDirectorSale77,640$3.44$267.1KForm 4
May 19, 2026Martins Marcelo EduardoChief Executive OfficerBuy2,441,528$5.14$12.5MForm 4
May 18, 2026Cordes Burkhard OttoDirectorBuy89,000$4.47$397.8KForm 4
Apr 17, 2026Drummond Maria Rita de CarvalhoSale37,400$5.48$205.0KForm 4
Apr 16, 2026Drummond Maria Rita de CarvalhoSale36,200$5.48$198.4KForm 4
Apr 15, 2026Drummond Maria Rita de CarvalhoSale35,800$5.57$199.4KForm 4
Apr 10, 2026Martins Marcelo EduardoChief Executive OfficerBuy1,599,086$7.05$11.3MForm 4

From Forms 4 filed with the SEC.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

Held by these funds

The largest holders among investment managers' 13F reports for the quarter ending Jun 30, 2026, the top 25 of 63. Change is in shares since the quarter before.

FundSharesValueShare of the fundChange
Monaco Asset Management SAM3,665,444$10.6M3.9%+330,631
UBS Group AG3,030,378$8.7M0.0%+2,166,940
Renaissance Technologies LLC2,799,382$8.1M0.0%−1,011,287
Aquamarine Financial (Cayman) Ltd2,096,904$6.0M0.3%No change
Marshall Wace, Llp674,857$1.9M0.0%−1,695,953
Jane Street Group, LLC514,859$1.5M0.0%−81,706
Naman Capital Ltda271,941$783.2K0.2%No change
Citadel Advisors LLC269,968$777.5K0.0%−120,190
BTG Pactual Asset Management US LLC247,680$713.3K0.1%No change
Barometer Capital Management Inc.214,000$616.3K0.2%+42,400
XTX Topco Ltd211,497$609.1K0.0%−25,847
Morgan Stanley206,085$593.5K0.0%−1,141,235
LPL Financial LLC170,019$489.7K0.0%+161
Millennium Management LLC118,525$341.4K0.0%−52,917
Two Sigma Investments, LP113,942$328.2K0.0%−388,112
Vanguard Capital Management LLC110,475$318.2K0.0%No change
Tudor Investment Corp Et Al100,000$288.0K0.0%New
Massar Capital Management, LP85,068$245.0K0.1%−215,104
Capital Asset Advisory Services LLC72,345$208.4K0.0%New
Fmr LLC59,247$170.6K0.0%+52,250
Pekin Hardy Strauss, Inc.59,000$169.9K0.0%−6,000
BlackRock, Inc.58,094$167.3K0.0%−9,768
Optiver Holding B.V.57,403$165.3K0.0%New
Vident Advisory, LLC53,454$153.9K0.0%+27,981
Privium Fund Management B.V.52,000$149.8K0.0%New

13F reports cover disclosed long positions in U.S. stocks only.

Sources

The numbers on this page point here. Each one links to the record it came from.

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