Exhibit 99.1 IR CONTACT: Leslie Green leslie.green@asteralabs.com Astera Labs Announces Financial Results for the First Quarter of Fiscal Year 2025 SANTA CLARA, CA, U.S. – May 6, 2025 – Astera Labs, Inc. (Nasdaq: ALAB), a global leader in semiconductor-based connectivity solutions for cloud and AI infrastructure, today announced preliminary financial results for the first quarter of fiscal year 2025, ended March 31, 2025. "Astera Labs started the year strong, with Q1 revenue growing 13% sequentially and 144 ...