Company Performance: VLA.F's revenue, profit margins, and overall financial health directly influence investor confidence and stock price.

Industry Trends: The performance and outlook of the broader healthcare sector, particularly vaccine development and distribution, impact investor sentiment towards VLA.F.

Regulatory Approvals: Approvals or rejections of Valneva's vaccines by regulatory agencies like the EMA or FDA significantly affect market perception and stock value.

Clinical Trial Results: Positive or negative results from clinical trials for Valneva's vaccines heavily influence investor expectations and stock price movements.

Market Sentiment: General market conditions, investor risk appetite, and overall economic outlook can affect the demand for VLA.F shares.

Competition: Actions and developments of competitors in the vaccine market can impact Valneva's market share and, consequently, its stock price.

News & Events: Major news events, partnerships, acquisitions, or significant company announcements can cause volatility in VLA.F's stock price.

Investor Perception: The overall sentiment and expectations of investors regarding Valneva's future prospects play a vital role in determining the stock's valuation.