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CSAN Insider Trading

Insider Ownership Percentage: N/A
Insider Buying (Last 12 Months): $23,823,010.22
Insider Selling (Last 12 Months): $602,734.00

Cosan Insider Trading History Chart

This chart shows the insider buying and selling history at Cosan by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Cosan Share Price & Price History

Current Price: $3.48
Price Change: ▲ Price Increase of +0.025 (0.72%)
As of 05/21/2026 03:59 PM ET

This chart shows the closing price history over time for CSAN up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Cosan Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
5/19/2026Marcelo Eduardo MartinsCEOBuy2,441,528$5.14$12,549,453.924,890,286View SEC Filing Icon  
4/17/2026Maria Rita De Carvalh DrummondInsiderSell37,400$5.48$204,952.002,128,536View SEC Filing Icon  
4/16/2026Maria Rita De Carvalh DrummondInsiderSell36,200$5.48$198,376.002,165,936View SEC Filing Icon  
4/15/2026Maria Rita De Carvalh DrummondInsiderSell35,800$5.57$199,406.002,202,136View SEC Filing Icon  
4/10/2026Marcelo Eduardo MartinsCEOBuy1,599,086$7.05$11,273,556.303,120,178View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Cosan (NYSE:CSAN)

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at CSAN by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Cosan Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/18/2026Royal Bank of Canada12,389$51K0.0%+3,266.6%0.001%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC3,810,669$15.70M0.0%-6.2%0.384%Search for SEC Filing on Google Icon
5/12/2026Barometer Capital Management Inc.171,600$0.71M0.3%+1,839.0%0.017%Search for SEC Filing on Google Icon
4/22/2026Patriot Financial Group Insurance Agency LLC176,680$0.73M0.0%+115.3%0.018%Search for SEC Filing on Google Icon
4/21/2026SmartHarvest Portfolios LLC11,075$46K0.0%N/A0.001%Search for SEC Filing on Google Icon
4/20/2026Blue Trust Inc.12,854$53K0.0%+12,141.9%0.001%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC196,491$0.81M0.0%+4.1%0.020%Search for SEC Filing on Google Icon
2/26/2026Alpine Global Management LLC94,885$0.38M0.1%N/A0.000%Search for SEC Filing on Google Icon
2/23/2026Virtu Financial LLC56,814$0.22M0.0%N/A0.000%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd588,722$2.33M0.1%+1,312.8%0.000%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC286,966$1.13M0.0%-41.1%0.000%Search for SEC Filing on Google Icon
2/18/2026Engineers Gate Manager LP71,451$0.28M0.0%+83.2%0.000%Search for SEC Filing on Google Icon
2/18/2026Balyasny Asset Management L.P.776,592$3.07M0.0%+5,210.4%0.000%Search for SEC Filing on Google Icon
2/18/2026Boothbay Fund Management LLC13,855$55K0.0%N/A0.000%Search for SEC Filing on Google Icon
2/17/2026Schonfeld Strategic Advisors LLC33,537$0.13M0.0%N/A0.000%Search for SEC Filing on Google Icon
2/17/2026EFG International AG20,000$79K0.0%N/A0.000%Search for SEC Filing on Google Icon
2/16/2026Squarepoint Ops LLC11,267$45K0.0%-57.1%0.000%Search for SEC Filing on Google Icon
2/16/2026Mariner LLC22,049$87K0.0%-34.2%0.000%Search for SEC Filing on Google Icon
2/13/2026Caitong International Asset Management Co. Ltd11,545$46K0.1%N/A0.000%Search for SEC Filing on Google Icon
2/12/2026Jane Street Group LLC429,222$1.70M0.0%+130.3%0.092%Search for SEC Filing on Google Icon
2/12/2026HRT Financial LP173,751$0.69M0.0%+127.7%0.037%Search for SEC Filing on Google Icon
2/12/2026Renaissance Technologies LLC4,062,982$16.05M0.0%-4.0%0.870%Search for SEC Filing on Google Icon
2/12/2026Dimensional Fund Advisors LP40,000$0.16M0.0%-13.2%0.009%Search for SEC Filing on Google Icon
2/12/2026Marex Group plc120,000$0.47M0.0%N/A0.026%Search for SEC Filing on Google Icon
2/11/2026LPL Financial LLC167,996$0.66M0.0%N/A0.000%Search for SEC Filing on Google Icon
2/11/2026Verus Capital Partners LLC18,000$71K0.0%+20.0%0.000%Search for SEC Filing on Google Icon
2/10/2026Goldman Sachs Group Inc.22,270$88K0.0%-61.6%0.000%Search for SEC Filing on Google Icon
2/10/2026Monaco Asset Management SAM3,004,813$11.87M2.1%+200.5%0.000%Search for SEC Filing on Google Icon
2/10/2026Clear Harbor Asset Management LLC13,500$53K0.0%N/A0.000%Search for SEC Filing on Google Icon
2/5/2026Tejara Capital Ltd351,000$1.39M0.3%N/A0.000%Search for SEC Filing on Google Icon
1/30/2026Pekin Hardy Strauss Inc.65,000$0.26M0.0%N/A0.000%Search for SEC Filing on Google Icon
1/29/2026UBS Group AG3,492,792$13.80M0.0%+36.9%0.000%Search for SEC Filing on Google Icon
1/29/2026Concurrent Investment Advisors LLC33,340$0.13M0.0%N/A0.000%Search for SEC Filing on Google Icon
1/28/2026Aquamarine Financial Cayman Ltd2,096,904$8.28M0.7%-6.4%0.449%Search for SEC Filing on Google Icon
1/26/2026Patriot Financial Group Insurance Agency LLC82,075$0.32M0.0%N/A0.000%Search for SEC Filing on Google Icon
1/26/2026Mirae Asset Global Investments Co. Ltd.14,753$58K0.0%+40.5%0.000%Search for SEC Filing on Google Icon
1/20/2026Signaturefd LLC8,954$35K0.0%-61.2%0.000%Search for SEC Filing on Google Icon
1/9/2026SG Americas Securities LLC188,752$0.75M0.0%N/A0.040%Search for SEC Filing on Google Icon
1/8/2026Tuttle Capital Management LLC12,786$51K0.1%N/A0.000%Search for SEC Filing on Google Icon
1/1/2026JPMorgan Chase & Co.5,507$25K0.0%-88.2%0.001%Search for SEC Filing on Google Icon
11/17/2025PharVision Advisers LLC34,151$0.16M0.1%N/A0.007%Search for SEC Filing on Google Icon
11/17/2025VPR Management LLC10,920$50K0.0%-42.8%0.002%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC487,514$2.24M0.0%+235.0%0.104%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE13,635$63K0.0%-59.1%0.003%Search for SEC Filing on Google Icon
11/14/2025Squarepoint Ops LLC26,268$0.12M0.0%-7.3%0.006%Search for SEC Filing on Google Icon
11/13/2025Vise Technologies Inc.23,346$0.11M0.0%-18.0%0.005%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG2,551,244$11.74M0.0%+4.5%0.546%Search for SEC Filing on Google Icon
11/13/2025Barometer Capital Management Inc.121,700$0.56M0.1%+77.7%0.026%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets116,348$0.54M0.0%+1,788.2%0.025%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.27,416$0.13M0.0%+27.2%0.006%Search for SEC Filing on Google Icon
11/12/2025Insigneo Advisory Services LLC95,000$0.44M0.0%N/A0.020%Search for SEC Filing on Google Icon
11/10/2025Optiver Holding B.V.128,097$0.59M0.0%N/A0.027%Search for SEC Filing on Google Icon
11/10/2025Verus Capital Partners LLC15,000$69K0.0%N/A0.003%Search for SEC Filing on Google Icon
11/10/2025Monaco Asset Management SAM1,000,000$4.60M0.3%N/A0.214%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.5,507$25K0.0%-88.2%0.001%Search for SEC Filing on Google Icon
11/3/2025Kapitalo Investimentos Ltda418,432$1.93M0.4%+280.1%0.090%Search for SEC Filing on Google Icon
8/15/2025Vident Advisory LLC21,863$0.11M0.0%-57.3%0.005%Search for SEC Filing on Google Icon
8/15/2025Lazard Asset Management LLC410,160$2.07M0.0%-1.4%0.088%Search for SEC Filing on Google Icon
8/15/2025Engineers Gate Manager LP128,983$0.65M0.0%+16.0%0.028%Search for SEC Filing on Google Icon
8/15/2025BNP Paribas Financial Markets6,162$31K0.0%-30.1%0.001%Search for SEC Filing on Google Icon
8/15/2025Bank of America Corp DE33,367$0.17M0.0%-92.4%0.007%Search for SEC Filing on Google Icon
8/14/2025Jane Street Group LLC95,992$0.49M0.0%+4.2%0.021%Search for SEC Filing on Google Icon
8/13/2025Virtus Investment Advisers LLC32,492$0.16M0.1%+21.8%0.007%Search for SEC Filing on Google Icon
8/13/2025Russell Investments Group Ltd.21,560$0.11M0.0%N/A0.005%Search for SEC Filing on Google Icon
8/12/2025JPMorgan Chase & Co.46,823$0.24M0.0%+4,668.1%0.010%Search for SEC Filing on Google Icon
8/8/2025Creative Planning45,915$0.23M0.0%-51.9%0.010%Search for SEC Filing on Google Icon
8/7/2025Vise Technologies Inc.28,471$0.14M0.0%N/A0.006%Search for SEC Filing on Google Icon
8/7/2025Acadian Asset Management LLC603,895$3.05M0.0%N/A0.129%Search for SEC Filing on Google Icon
8/6/2025Savant Capital LLC15,325$77K0.0%N/A0.003%Search for SEC Filing on Google Icon
8/1/2025Y Intercept Hong Kong Ltd95,092$0.48M0.0%N/A0.020%Search for SEC Filing on Google Icon
8/1/2025Envestnet Asset Management Inc.14,472$73K0.0%-48.1%0.003%Search for SEC Filing on Google Icon
7/25/2025Vanguard Personalized Indexing Management LLC14,093$71K0.0%-32.6%0.003%Search for SEC Filing on Google Icon
7/16/2025Signaturefd LLC17,012$86K0.0%-40.6%0.004%Search for SEC Filing on Google Icon
7/15/2025Ballentine Partners LLC12,599$64K0.0%N/A0.003%Search for SEC Filing on Google Icon
7/14/2025Kapitalo Investimentos Ltda110,092$0.56M0.1%N/A0.024%Search for SEC Filing on Google Icon
7/14/2025Clear Harbor Asset Management LLC44,500$0.23M0.0%+12.7%0.010%Search for SEC Filing on Google Icon
6/27/2025Goldman Sachs Group Inc.49,306$0.26M0.0%+79.4%0.011%Search for SEC Filing on Google Icon
5/19/2025Jane Street Group LLC92,126$0.48M0.0%+11.1%0.020%Search for SEC Filing on Google Icon
5/16/2025Goldman Sachs Group Inc.49,306$0.26M0.0%+79.4%0.011%Search for SEC Filing on Google Icon
5/15/2025Cubist Systematic Strategies LLC306,859$1.60M0.0%+3,995.3%0.066%Search for SEC Filing on Google Icon
5/15/2025Royal Bank of Canada198,162$1.03M0.0%+113,135.4%0.042%Search for SEC Filing on Google Icon
5/15/2025Vident Advisory LLC51,156$0.27M0.0%+278.0%0.011%Search for SEC Filing on Google Icon
5/15/2025Trexquant Investment LP172,050$0.90M0.0%-20.3%0.037%Search for SEC Filing on Google Icon
5/15/2025Itau Unibanco Holding S.A.42,296$0.22M0.0%-97.1%0.009%Search for SEC Filing on Google Icon
5/14/2025FORA Capital LLC11,200$58K0.0%N/A0.002%Search for SEC Filing on Google Icon
5/14/2025Walleye Capital LLC170,534$0.89M0.0%-34.1%0.037%Search for SEC Filing on Google Icon
5/14/2025Quantbot Technologies LP11,377$59K0.0%-15.7%0.002%Search for SEC Filing on Google Icon
5/13/2025Martin Currie Ltd.1,439,121$7.51M0.3%+20.1%0.308%Search for SEC Filing on Google Icon
5/12/2025Aigen Investment Management LP24,285$0.13M0.0%N/A0.005%Search for SEC Filing on Google Icon
5/12/2025Virtu Financial LLC31,754$0.17M0.0%N/A0.007%Search for SEC Filing on Google Icon
5/9/2025PNC Financial Services Group Inc.6,350$33K0.0%-35.1%0.001%Search for SEC Filing on Google Icon
5/8/2025XTX Topco Ltd50,281$0.26M0.0%N/A0.011%Search for SEC Filing on Google Icon
5/2/2025West Family Investments Inc.22,793$0.12M0.0%N/A0.005%Search for SEC Filing on Google Icon
5/2/2025Signaturefd LLC28,628$0.15M0.0%-29.7%0.006%Search for SEC Filing on Google Icon
4/30/2025Cerity Partners LLC13,255$69K0.0%N/A0.003%Search for SEC Filing on Google Icon
4/24/2025Mirae Asset Global Investments Co. Ltd.9,378$50K0.0%-35.8%0.002%Search for SEC Filing on Google Icon
4/7/2025GAMMA Investing LLC5,747$30K0.0%+799.4%0.001%Search for SEC Filing on Google Icon
2/17/2025Vident Advisory LLC13,532$74K0.0%-59.5%0.003%Search for SEC Filing on Google Icon
2/17/2025Point72 Asset Management L.P.193,700$1.05M0.0%N/A0.041%Search for SEC Filing on Google Icon
2/17/2025Quantinno Capital Management LP27,306$0.15M0.0%N/A0.006%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Cosan logo
Cosan S.A. engages in the fuel distribution business. It operates through Raízen, Compass, Moove, Rumo, and Radar segments. The company's Raízen segment engages in the production, commercialization, origination, and trading of ethanol, bioenergy, renewable sources, and sugar; trading and resale of electricity; and distribution and commercialization of fuels and lubricants. Its Compass segment distributes piped natural gas to industrial, residential, commercial, automotive, and cogeneration customers; and develops infrastructure projects in a regasification terminal, offshore gas pipeline, and thermal generation projects utilizing natural gas, as well as commercialization of electricity and natural gas. The company's Moove segment produces and distributes lubricants under the Comma brand. Its Rumo segment provides logistics services for rail transportation, port storage, and loading of goods, including grains and sugar; and leases locomotives, wagons, and another railroad equipment, as well as operates containers. The company's Radar segment manages agricultural property. It operates in Brazil, England, France, Spain and Portugal, Argentina, Bolivia, Uruguay and Paraguay, the United States, Asia, and internationally. Cosan S.A. was founded in 1936 and is headquartered in São Paulo, Brazil.
Read More on Cosan

Today's Range

Now: $3.48
Low: $3.36
High: $3.58

50 Day Range

MA: $4.05
Low: $3.27
High: $4.63

52 Week Range

Now: $3.48
Low: $3.25
High: $6.25

Volume

1,764,256 shs

Average Volume

2,008,350 shs

Market Capitalization

$3.45 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.82

Who are the company insiders with the largest holdings of Cosan?

Cosan's top insider shareholders include:
  1. Marcelo Eduardo Martins (CEO)
  2. Maria Rita De Carvalh Drummond (Insider)
Learn More about top insider investors at Cosan.

Who are the major institutional investors of Cosan?

Cosan's top institutional investors include:
  1. Renaissance Technologies LLC — 0.38%
  2. SG Americas Securities LLC — 0.02%
  3. Patriot Financial Group Insurance Agency LLC — 0.02%
  4. Barometer Capital Management Inc. — 0.02%
  5. Blue Trust Inc. — 0.00%
  6. Royal Bank of Canada — 0.00%
Learn More about top institutional investors of Cosan stock.

Which major investors are selling Cosan stock?

In the last quarter, CSAN stock was sold by these institutional investors:
  1. Renaissance Technologies LLC

Which major investors are buying Cosan stock?

During the previous quarter, CSAN stock was bought by institutional investors including:
  1. Barometer Capital Management Inc.
  2. Patriot Financial Group Insurance Agency LLC
  3. Blue Trust Inc.
  4. Royal Bank of Canada
  5. SmartHarvest Portfolios LLC
  6. SG Americas Securities LLC