Form 4 Filing for Astera Labs, Inc.

Craig H. Barratt, a director at Astera Labs, Inc. (ALAB), acquired 68 shares of common stock on October 1, 2026, through an award of restricted stock units (RSUs). These RSUs were granted in lieu of cash compensation for quarterly non-employee director retainer fees. The award, under the Astera Labs, Inc. 2024 Stock Option and Incentive Plan, vests fully on August 15, 2026, contingent upon Barratt's continuous service. Each RSU represents a right to one share of common stock. Following this transaction, Barratt owns 6893 shares.