Michael Truett Tate - 11 Sep 2025 Form 4 Insider Report for Astera Labs, Inc. (ALAB)

Role: Chief Financial Officer
Signature: /s/ Philip Mazzara, Attorney-in-Fact
Issuer symbol: ALAB
Transactions as of: 11 Sep 2025
Net transactions value: $0
Form type: 4
Filing time: 12 Sep 2025, 16:15:24 UTC
Previous filing: 20 Aug 2025
Next filing: 19 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Tate Michael Truett	Chief Financial Officer	C/O ASTERA LABS, INC., 2345 NORTH FIRST STREET, SAN JOSE	/s/ Philip Mazzara, Attorney-in-Fact	12 Sep 2025	0001399546

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALAB	Common Stock	Gift	$0	-7,000	-1.5%	$0.000000	450,281	11 Sep 2025	By Tate Trust	F1, F2
holding	ALAB	Common Stock						203,727	11 Sep 2025	Direct

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

Explanation of Responses:

Id	Content
F1	Represents a bona fide gift of shares to a non-affiliated person.
F2	These shares are owned directly by the Tate 1997 Living Trust Dated April 24, 1997 (the "Tate Trust"), of which the Reporting Person is a trustee. The Reporting Person disclaims beneficial ownership of these securities, except to the extent, if any, of his pecuniary interest therein, and the filing of this Form 4 is not an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

Content

Represents a bona fide gift of shares to a non-affiliated person.

These shares are owned directly by the Tate 1997 Living Trust Dated April 24, 1997 (the "Tate Trust"), of which the Reporting Person is a trustee. The Reporting Person disclaims beneficial ownership of these securities, except to the extent, if any, of his pecuniary interest therein, and the filing of this Form 4 is not an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.