Astera Labs, Inc. — Director's Dealing 2025

Jul 30, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Astera Labs, Inc. (ALAB)
CIK: 0001736297
Period of Report: 2025-07-24

Reporting Person: Mazzara Philip (General Counsel and Secretary)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-07-24	Common Stock	A	16214	—	Acquired	178810	Direct

Footnotes

F1: These shares represent an award of restricted stock units ("RSUs") granted on July 24, 2025 under the Astera Labs, Inc. 2024 Stock Option and Incentive Plan. Such award provides that the RSUs shall vest as to 25% on August 15, 2026 and the remaining RSUs shall vest in 12 equal quarterly installments thereafter. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.