Astera Labs Inc reported record fourth quarter (Q4) revenue of USD 270.6 million, reflecting a 17% sequential increase and a 92% year-over-year rise. For the full year (FY) 2025, revenue reached USD 852.5 million, more than doubling year-over-year with 115% growth. The company achieved a GAAP gross margin of 75.6% and posted GAAP operating income of USD 67.0 million for Q4. Non-GAAP diluted earnings per share for the quarter were approximately USD 0.53 to USD 0.54, based on about 184 million weighted-average diluted shares outstanding. Astera Labs highlighted continued expansion of its Scorpio X-Series smart fabric roadmap, supporting scale-up market opportunities with multiple customers and ramping production for its lead platform. The company also announced the Leo CXL Smart Memory Controllers, enabling customers to evaluate Compute Express Link (CXL) memory expansion on Microsoft Azure M-series virtual machines, marking the industry's first deployment of CXL-attached memory and supporting up to 2TB of memory per controller. For the first quarter of fiscal 2026, Astera Labs projects revenue between USD 286 million and USD 297 million and anticipates a GAAP gross margin of approximately 74%. The company is accelerating R&D investment, including opening a new design center in Israel, in response to strong customer momentum and revenue opportunities.

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