Shares of Astera Labs, Inc. (NASDAQ: ALAB) surged 11.41% in after-hours trading on Tuesday, following the company's impressive second-quarter earnings report that exceeded analysts' expectations and provided optimistic guidance for the third quarter.

The semiconductor connectivity solutions provider reported adjusted earnings per share of $0.44 for Q2, significantly outperforming the IBES estimate of $0.32. This represents a remarkable 238.46% increase from $0.13 per share in the same period last year. Revenue for the quarter came in at $191.9 million, beating the IBES estimate of $172.5 million and showing a substantial year-over-year growth of 149.74% from $76.85 million. The company's adjusted operating income reached $75.2 million, considerably higher than the IBES estimate of $54.1 million.

Adding to the positive sentiment, Astera Labs provided an upbeat forecast for the third quarter. The company projects Q3 non-GAAP EPS of $0.38-$0.39, surpassing the IBES view of $0.34. Additionally, Astera Labs expects Q3 revenue to range between $203 million and $210 million, compared to the IBES estimate of $180.7 million. This strong guidance suggests continued growth momentum for the company in the coming quarter, further fueling investor enthusiasm.