Astera Labs (ALAB) 4: 68 RSUs in lieu of cash fees (Oct 9, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-10-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Astera Labs, Inc. (ALAB) CIK: 0001736297 --- Reporting Owner --- Name: BARRATT CRAIG H CIK: 0001277620 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-10-01 | Code: A (Grant or award) Shares: +68 | Price: $311.57 Total Value: $21,186.76 Shares Owned After: 6,893 | Ownership: D (Direct) Footnotes: [F1] These shares represent an award of restricted stock units ("RSUs") granted on October 1, 2026, under the Astera Labs, Inc. 2024 Stock Option and Incentive Plan in lieu of cash compensation for quarterly non-employee director retainer fees pursuant to the Reporting Person's election. The award provides that 100% of the RSUs will vest on the three-month anniversary of the Vesting Commencement Date of August 15, 2026, subject to the Reporting Person's continuous service relationship with the Issuer through the applicable vesting date. Each RSU represents a contingent right to receive one share of the Issuer's common stock. --- Footnotes (Complete Index) --- F1: These shares represent an award of restricted stock units ("RSUs") granted on October 1, 2026, under the Astera Labs, Inc. 2024 Stock Option and Incentive Plan in lieu of cash compensation for quarterly non-employee director retainer fees pursuant to the Reporting Person's election. The award provides that 100% of the RSUs will vest on the three-month anniversary of the Vesting Commencement Date of August 15, 2026, subject to the Reporting Person's continuous service relationship with the Issuer through the applicable vesting date. Each RSU represents a contingent right to receive one share of the Issuer's common stock. --- Signature --- /s/ /s/ Philip Mazzara, Attorney-in-Fact (2026-10-09)