Trading Volume: Higher trading volume often indicates increased interest and liquidity, potentially leading to price volatility in either direction.

Company Performance: Strong earnings reports, revenue growth, and positive strategic developments generally boost investor confidence and stock price.

Sector Trends: The performance of the broader healthcare sector and related industries significantly impacts investor sentiment and stock valuation.

Economic Conditions: Macroeconomic factors like inflation, interest rates, and GDP growth influence overall market sentiment and investment decisions.

Regulatory Environment: Changes in healthcare regulations, government policies, and approvals for new products can affect the company's prospects.

Investor Sentiment: General market optimism or pessimism, often influenced by news and events, plays a crucial role in stock price fluctuations.

Exchange Rate: As a Brazilian Depositary Receipt (BDR), the exchange rate between the Brazilian Real and other currencies affects the stock's price.

Global Events: Major global events, such as economic crises or pandemics, can create market uncertainty and impact stock prices worldwide.