Form 4: Cosan CLO Reports Stock Transactions and LTI Vesting

Cosan S.A. Chief Legal Officer Maria Rita de Carvalho Drummond reported recent sales of common stock and the acquisition of shares via a long-term incentive program.

Summary

• Chief Legal Officer Maria Rita de Carvalho Drummond sold a total of 109,400 shares of common stock between April 15 and April 17, 2026, at prices ranging from $5.479 to $5.57 per share.
• On May 19, 2026, the reporting person acquired 280,954 shares through a long-term incentive program at a price of $5.14 per share.
• The filing includes a correction to the total beneficial ownership, noting that 559,785 shares were inadvertently omitted from the initial Form 3 filing on March 18, 2026.
• Following these transactions, the reporting person holds 2,332,228 shares of common stock directly.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral administrative filing; while there was insider selling, it was partially offset by the acquisition of incentive shares and the correction of a previous reporting error.

Positives

• The reporting person maintains a significant direct ownership stake of 2,332,228 shares.
• The acquisition of 280,954 shares via the long-term incentive program indicates alignment with company performance goals.

Negatives

• The reporting person sold 109,400 shares of common stock in mid-April 2026.
• The filing reveals an administrative error in the previous Form 3 filing, which failed to report 559,785 shares.

Risks

• The long-term incentive program shares are subject to performance targets and tax effects, which may impact the final number of shares delivered.
• Future share delivery is contingent upon continued service with the Cosan Group.

Future Outlook

The reporting person's long-term incentive shares are subject to future performance targets and continued service requirements, which may adjust the final share count upon delivery.

Management Comments

• The number of shares of Common Stock includes 559,785 shares that were inadvertently not included in the total number of shares held as stated on the Form 3 filed on March 18, 2026.

Industry Context

StockSavvy.ai notes that insider selling by high-level executives is common for liquidity or tax purposes, though the correction of a previous ownership filing highlights the importance of rigorous administrative oversight in regulatory reporting.

Comparison to Industry Standards

• Insider transactions are standard practice for executives in large-cap conglomerates like Cosan.
• The use of long-term incentive programs is consistent with global executive compensation benchmarks to align management with shareholder interests.

Stakeholder Impact

• Shareholders should note the correction in total beneficial ownership reported by the CLO.

Next Steps

• Continued service by the reporting person to satisfy vesting requirements for the long-term incentive program.

Key Dates

Keywords

Cosan, CSAN, Insider Trading, Form 4, Equity Compensation, Corporate Governance