American Express's stock dropped by 2% as concerns rose over President Trump's proposal to cap credit card interest rates, overshadowing the company's otherwise solid quarterly performance. The financial giant reported double-digit revenue growth, achieving full-year revenues of $72 billion and a 15% increase in earnings per share. In response to market pressures, American Express is boosting its marketing budget by 75%, highlighting a strategic shift towards premium product offerings while planning a 16% increase in its dividend. Additionally, the company aims to fully transition its data analytics processes by 2027 to enhance its competitive positioning.