Company Performance: Revenue, profit margins, and earnings reports significantly impact investor confidence and stock valuation.

Industry Trends: The overall health and outlook of the specific industry sector to which the company belongs can drive investor sentiment.

Market Sentiment: General investor attitude towards the Taiwan stock market and global economic conditions influences buying and selling decisions.

Economic Indicators: Factors like GDP growth, inflation rates, and interest rate changes can impact investment decisions and stock prices.

Company News: Significant announcements, product launches, mergers, or acquisitions can cause fluctuations in stock value.

Regulatory Changes: New regulations or government policies affecting the company or its industry can alter investor expectations.

Global Events: International political or economic events can create uncertainty and impact market volatility.

Investor Speculation: Market rumors or speculation can sometimes drive short-term price movements.