Why Amphastar Pharmaceuticals (AMPH) Stock Is Up Today

Core Insights - Amphastar Pharmaceuticals reported third-quarter 2025 financial results that exceeded analyst expectations, leading to a 4.9% increase in share price during the afternoon session [1][2] - The company achieved revenue of $191.8 million, surpassing the consensus estimate of $184.5 million, and adjusted earnings per share of $0.93, exceeding expectations of $0.83 [2] - Despite flat revenue compared to the previous year and a decline in operating margins, the market reacted positively due to the company's ability to outperform forecasts [2] Financial Performance - Revenue for the third quarter was $191.8 million, which is flat year-over-year but above Wall Street's estimate [2] - Adjusted earnings per share were reported at $0.93, beating the expected $0.83 [2] - The stock price settled at $24.95, reflecting a 3% increase from the previous close after an initial surge [2] Market Reaction - Amphastar's shares have shown volatility, with 12 movements greater than 5% in the past year, indicating that the market finds the recent news significant but not fundamentally altering its view of the company [4] - The stock has decreased by 31.4% since the beginning of the year and is trading 48.6% below its 52-week high of $48.57 from November 2024 [6] - An investment of $1,000 in Amphastar shares five years ago would now be worth $1,312, reflecting a modest growth over the period [6]