Apple's performance: Strong sales, innovative products, and positive earnings reports generally increase investor confidence, driving up the share price. Weak performance can have the opposite effect.

Global economic conditions: Economic downturns or recessions can negatively impact consumer spending on discretionary items like Apple products, affecting Apple's revenue and share price. Economic growth tends to boost demand.

Interest rate changes: Rising interest rates can make borrowing more expensive for companies, potentially hindering Apple's growth and investment. Higher rates can also make bonds more attractive, drawing investors away from stocks.

Currency fluctuations: As a global company, Apple's earnings are affected by currency exchange rates. A stronger Australian dollar (relative to other currencies) can make Apple's products more expensive in Australia, potentially impacting sales.

Competitor actions: The success of rival companies like Samsung or Google can impact Apple's market share and profitability, influencing investor sentiment and the APL.AU stock price.

Supply chain disruptions: Disruptions to Apple's supply chain, whether due to geopolitical events, natural disasters, or other factors, can impact production and sales, leading to price volatility.

Regulatory changes: Government regulations, such as antitrust laws or data privacy regulations, can impact Apple's business practices and profitability, affecting the stock price.