Company Performance: Ambev's financial results (revenue, profit, market share) heavily influence investor confidence and stock price.

Economic Conditions: Brazil's overall economic health, including GDP growth, inflation, and interest rates, affects consumer spending and Ambev's profitability.

Industry Trends: Changes in the beverage industry, such as consumer preferences for healthier drinks or increased competition, impact Ambev's market position.

Regulatory Environment: Government regulations related to alcohol sales, taxation, and advertising can significantly affect Ambev's operations and earnings.

Currency Fluctuations: The Brazilian Real's exchange rate against other currencies, particularly the US dollar, affects Ambev's international sales and import costs.

Global Events: Major global events like economic crises, pandemics, or geopolitical tensions can trigger market volatility and affect Ambev's stock price.

Investor Sentiment: Overall market sentiment and investor risk appetite play a role in stock valuations, with positive sentiment boosting prices and negative sentiment causing declines.