Bethany Mayer - Jun 8, 2025 Form 4 Insider Report for Astera Labs, Inc. (ALAB)

Role: Director
Signature: /s/ Philip Mazzara, Attorney-in-Fact
Stock symbol: ALAB
Transactions as of: Jun 8, 2025
Transactions value $: $0
Form type: 4
Date filed: 6/10/2025, 07:52 PM
Previous filing: May 6, 2025
Next filing: Jun 26, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Mayer Bethany	Director	C/O ASTERA LABS, INC., 2345 NORTH FIRST STREET, SAN JOSE	/s/ Philip Mazzara, Attorney-in-Fact	2025-06-10	0001405693

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALAB	Common Stock	Award	$0	+2.35K	+51.41%	$0.00	6.92K	Jun 8, 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
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 Company following the Grant Date, subject to the Reporting Person's continuous service relationship with the Issuer through each applicable vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

Content

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 Company following the Grant Date, subject to the Reporting Person's continuous service relationship with the Issuer through each applicable vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.