Cannabis Legalization: Legalization news, both domestic (US) and international, significantly impacts TLRY.US. Broader acceptance usually drives the price up.

Market Sentiment: General investor confidence in the cannabis industry and speculative trading contribute to price volatility. Hype cycles can lead to rapid price increases and corrections.

Financial Performance: Tilray's revenue, earnings reports, and profitability directly influence investor perceptions and stock value. Positive results typically increase the stock price.

Competition: The competitive landscape in the cannabis market, including the emergence of new players and market share dynamics, can affect Tilray's price.

Regulatory Changes: Evolving cannabis regulations at the federal, state, and international levels introduce uncertainty and can create upward or downward pressure on the stock.

Mergers & Acquisitions: Mergers, acquisitions, or partnerships involving Tilray or its competitors can greatly affect the price, as investors may see potential for increased market share or synergy.