Better-Than-Expected Results and Increased Guidance Lifted Astera Labs (ALAB) in Q3

Market Overview - The equity markets experienced an upward rally in Q3 2025, with the S&P 500 Index increasing by 8.12% [1] - Improved economic conditions, strong corporate earnings, and anticipation of monetary easing contributed to the market's strong performance [1] Fund Performance - The Class A shares of the Alger Mid Cap Growth Fund outperformed the Russell Midcap Growth Index during the quarter [1] - The fund's investor letter provides insights into its top-performing and underperforming stocks [1] Astera Labs, Inc. Overview - Astera Labs, Inc. specializes in manufacturing semiconductor-based connectivity solutions for cloud and AI infrastructure [2] - The stock had a one-month return of -3.52% but appreciated by 78.31% over the past 52 weeks, closing at $157.79 per share with a market capitalization of $26.651 billion on November 12, 2025 [2] Astera Labs, Inc. Performance Insights - Astera Labs' products help large-scale computing systems move data quickly and efficiently, reducing bottlenecks in data flow [3] - The company's Intelligent Connectivity Platform combines specialized hardware with COSMOS software, providing flexible and cost-effective solutions [3] - Astera is positioned well in fast-growing markets like AI and cloud computing, supported by strong partnerships with leading technology providers [3] - The company reported better-than-expected fiscal Q2 results and raised revenue guidance for the next quarter, contributing positively to its stock performance [3] - Near-term growth is driven by the P-series switches, with management expressing confidence in the upcoming X-series switches as a potential major revenue contributor starting in 2026 [3]