Amkor Technology (NASDAQ: AMKR) shares surged 9.80% in pre-market trading on Tuesday, following the company's impressive second-quarter earnings report and optimistic third-quarter guidance. The semiconductor packaging and test services provider demonstrated strong performance across its business segments, particularly in advanced technologies for artificial intelligence (AI) and high-performance computing.

For Q2 2025, Amkor reported earnings per share of $0.22, significantly beating the analyst consensus estimate of $0.16. The company's quarterly sales reached $1.51 billion, exceeding the projected $1.42 billion and marking a 3.4% increase from the same period last year. This robust performance was driven by double-digit growth across all end markets, with a particular focus on AI and high-performance computing technologies.

Adding to the positive sentiment, Amkor provided strong guidance for the third quarter of 2025. The company forecasts Q3 net sales between $1.875 billion and $1.975 billion, surpassing the consensus estimate of $1.76 billion. Amkor also expects Q3 earnings per share in the range of $0.34 to $0.48. This optimistic outlook, coupled with the company's strategic focus on transformative technologies, has fueled investor enthusiasm. Additionally, Needham raised its target price for Amkor from $22 to $28, further boosting confidence in the stock. As Amkor continues to expand its advanced packaging capabilities and deepen customer partnerships in AI, automotive, and high-performance computing sectors, investors appear bullish on the company's growth prospects in these rapidly evolving markets.