Company Performance: Strong earnings reports and positive growth projections can boost investor confidence, driving up the stock price. Conversely, poor financial results can lead to a decline.

Market Sentiment: Overall market optimism or pessimism greatly influences individual stock prices. Bull markets generally lift most stocks, while bear markets tend to drag them down.

Industry Trends: The performance of the broader travel and leisure industry, of which International Consolidated Airlines Group (IAG) is a part, affects 0A9N.LSE. Positive industry outlooks can benefit the stock.

Economic Conditions: Macroeconomic factors like GDP growth, inflation, interest rates, and unemployment rates impact consumer spending and travel demand, indirectly affecting IAG's stock price.

Fuel Prices: As an airline, IAG's profitability is highly sensitive to fluctuations in jet fuel prices. Rising fuel costs can negatively impact earnings and the stock price.

Exchange Rates: IAG operates internationally, so currency exchange rate movements can affect revenue and profitability, thus influencing the stock price.

Regulatory Environment: Changes in aviation regulations, taxation, and environmental policies can impact IAG's operations and profitability, leading to price fluctuations.

Competition: The competitive landscape within the airline industry, including pricing wars and market share shifts, affects IAG's performance and the stock's attractiveness.

Geopolitical Events: Global events like political instability, terrorist attacks, or pandemics can significantly disrupt travel and negatively impact IAG's stock price.

Investor Confidence: News and perceptions about IAG's management, strategy, and future prospects greatly influence investor sentiment and demand for the stock.