Company Performance: Ally Financial's profitability, revenue growth, and overall financial health significantly influence its stock price. Strong earnings reports typically lead to price increases.

Interest Rates: As a financial institution, Ally's profitability is closely tied to interest rates. Changes in rates affect lending margins and profitability, impacting investor sentiment.

Economic Conditions: The overall health of the economy, including consumer spending and employment rates, affects demand for auto loans and other financial products offered by Ally.

Regulatory Environment: Changes in regulations governing the financial industry can impact Ally's operations and profitability, influencing investor confidence.

Investor Sentiment: General market sentiment towards financial stocks, as well as news and perceptions regarding Ally, can drive short-term price fluctuations.

Competition: The competitive landscape within the financial services industry affects Ally's market share and profitability. The performance of competitors can influence its stock.

Auto Industry: Ally's business is linked to the auto industry. Sales, production, and trends in the auto market influence loan demand and overall company prospects.