Cosan S.A. (CSAN) Insider Trading

Cosan S.A. (CSAN) has 7 SEC Form 4 insider filings on record in the last 90 days. That includes 1 insider purchase totalling $696K. Most recent filing: Sept. 15, 2026.

Filings
7
Purchases
1
$696K
Sales
0
$0
Insiders
4

Most active CSAN insiders

Drummond Maria Rita de Carvalho
Chief Legal Officer
0 bought · 0 sold · Sept. 15, 2026
$3.2M
Martins Marcelo Eduardo
Chief Executive Officer
0 bought · 0 sold · Aug. 12, 2026
$2.2M
Bergman Rafael
Insider
0 bought · 0 sold · Sept. 15, 2026
$862K
Cordes Burkhard Otto
Director
1 bought · 0 sold · Sept. 15, 2026
$696K

Latest CSAN Form 4 filings

Date Insider Value Shares Stake Pre-planned Links
Sept. 15, 2026 filed Sept. 11, 2026 Bergman Rafael Insider $430,888 110,484 No
Sept. 15, 2026 filed Sept. 11, 2026 Drummond Maria Rita de Carvalho Insider $1,173,869 300,992 No
Sept. 15, 2026 filed May 18, 2026 Cordes Burkhard Otto Director +$696,030 159,000 +12% No
Sept. 15, 2026 filed Sept. 11, 2026 Bergman Rafael Insider $430,888 110,484 No
Sept. 15, 2026 filed Sept. 11, 2026 Drummond Maria Rita de Carvalho Insider $1,173,869 300,992 No

Showing the 5 most recent of 7 filings in the last 90 days.

About this data

Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.

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