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sellWeak

Maria Rita de Carvalho Drummond sold $603k of CSANY

Chief Legal Officer at Cosan S.A.. 109,400 shares at an average of $5.51, traded Apr 15, 2026, filed May 21, 2026.

Warning score
34
Value
$603k
109,400 shares
Holdings after
2,128,536
-5% from before
From 52-week low
+14%
low $3.79, close $4.33
From 52-week high
-30%
high $6.16, as of Apr 15, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $603k at market
    +19
  • Share of holdings sold
    Sold 4.9% of holdings
    0
  • Cluster
    No other insider selling within 14 days
    0

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

CSANYOct 12, 2026 · close 4.20
Since filing May 21, 2026: +21.0%SPY +5.3% · excess +15.8%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001292814-26-003151, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 15, 2026SOpen-market sale
COMMON STOCK (BVMF: CSAN3)
-35,800$5.57$199k2,202,136May 21, 2026
Apr 16, 2026SOpen-market sale
COMMON STOCK (BVMF: CSAN3)
-36,200$5.48$198k2,165,936May 21, 2026
Apr 17, 2026SOpen-market sale
COMMON STOCK (BVMF: CSAN3)
-37,400$5.48$205k2,128,536May 21, 2026
May 19, 2026JOther
COMMON STOCK (BVMF: CSAN3)
+280,954$5.14$1.4M2,332,228May 21, 2026
May 19, 2026JOther
LONG TERM INCENTIVE (BVMF: CSAN3)
-280,954$5.14$1.4M409,122May 21, 2026

Related signals

Other insiders at Cosan S.A. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
39Weak
Cosan S.A.
Burkhard Otto Cordes
director
$696k
159,000 shares
+12%
48Moderate
CSANYsell
Cosan S.A.
Rubens Ometto Silveira Mello
director
$267k
77,640 shares
-100%
64Notable
Cosan S.A.
Marcelo Eduardo Martins
Chief Executive Officer
$24M
4,040,614 shares
+266%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Maria Rita de Carvalho Drummond sold $603k of CSANY | InsiderTell