Astera Labs, Inc. — Director's Dealing 2025

Jun 11, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Astera Labs, Inc. (ALAB)
CIK: 0001736297
Period of Report: 2025-06-08

Reporting Person: Dyckerhoff Stefan A (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-06-08	Common Stock	A	2351	—	Acquired	124154	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	9936	Indirect
Common Stock	364064	Indirect
Common Stock	3767	Indirect
Common Stock	3765	Indirect
Common Stock	3765	Indirect
Common Stock	3765	Indirect
Common Stock	3765	Indirect

Footnotes

F1: These shares represent an award of restricted stock units (RSUs) granted on June 8, 2025 (the Grant Date) under the Astera Labs, Inc. 2024 Stock Option and Incentive Plan. Such award vests in full upon the earlier of (i) the first anniversary of the Grant Date or (ii) the date of the next annual stockholder meeting of the Issuer following the Grant Date, subject to the Reporting Person's continuous service relationship with the Issuer through such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock. The Reporting Person shares pecuniary interest in these shares with other parties pursuant to contractual relationships. The Reporting Person disclaims beneficial ownership in these shares except as to the Reporting Person's pecuniary interest in these shares.

F2: Shares held by a limited partnership of which the Reporting Person is a trustee of a trust which is the general partner. The Reporting Person disclaims beneficial ownership in these shares except as to the Reporting Person's pecuniary interest therein.

F3: Shares held by a trust of which the Reporting Person is a Trustee. The Reporting Person disclaims beneficial ownership in these shares except as to the Reporting Person's pecuniary interest therein.

F4: Shares held by an irrevocable trust of which the Reporting Person is a Trustee. The Reporting Person disclaims beneficial ownership in these shares except as to the Reporting Person's pecuniary interest therein.