The explanation should be concise. Company Performance: Financial results and operational efficiency impact investor confidence.

Economic Conditions: Overall economic growth or recession influences investment decisions.

Interest Rates: Higher interest rates can make borrowing more expensive, affecting company profitability.

Commodity Prices: As a holding company, movements in related commodity prices can impact valuation.

Regulatory Changes: Government regulations and policies in relevant sectors can affect operations.

Market Sentiment: Investor optimism or pessimism toward the Brazilian stock market affects demand.

Political Stability: Political uncertainty can deter investment and decrease stock value.

Exchange Rates: Fluctuations in the Brazilian Real against other currencies impact profitability.

Global Events: International events can create risk aversion and affect the stock price.

Competitor Actions: The performance and strategic moves of competitors influence investor perception.

Dividend Policy: Changes to dividend payouts can impact investor interest and stock value.