Astera Labs, Inc. — Director's Dealing 2025

May 12, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Astera Labs, Inc. (ALAB)
CIK: 0001736297
Period of Report: 2025-05-08

Reporting Person: Gajendra Sanjay (Director, See Remarks)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-05-08	Common Stock	S	13006	$70.5654	Disposed	6292539	Indirect
2025-05-08	Common Stock	S	68937	$71.5926	Disposed	6223602	Indirect
2025-05-08	Common Stock	S	42557	$72.3838	Disposed	6181045	Indirect
2025-05-08	Common Stock	S	500	$73.142	Disposed	6180545	Indirect
2025-05-08	Common Stock	S	2459	$70.6344	Disposed	772541	Indirect
2025-05-08	Common Stock	S	11287	$71.6451	Disposed	761254	Indirect
2025-05-08	Common Stock	S	6254	$72.4367	Disposed	755000	Indirect
2025-05-08	Common Stock	S	2400	$70.6257	Disposed	772600	Indirect
2025-05-08	Common Stock	S	11403	$71.6604	Disposed	761197	Indirect
2025-05-08	Common Stock	S	6197	$72.4382	Disposed	755000	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2353655	Direct

Footnotes

F1: The sales reported in this Form 4 occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 30, 2024.

F2: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $69.9900 to $70.9800, inclusive. The Reporting Person undertakes to
provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price
within the range set forth in this footnote.

F3: These shares are owned directly by an estate planning trust ("Trust 1"), 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.

F4: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $70.9900 to $71.9800, inclusive. The Reporting Person undertakes to
provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price
within the range set forth in this footnote.

F5: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $71.9900 to $72.8200, inclusive. The Reporting Person undertakes to
provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price
within the range set forth in this footnote.

F6: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $73.0500 to $73.5100, inclusive. The Reporting Person undertakes to
provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price
within the range set forth in this footnote.

F7: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $70.0800 to $71.0700, inclusive. The Reporting Person undertakes to
provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price
within the range set forth in this footnote.

F8: These shares are owned directly by an estate planning trust ("Trust 2"). 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.

F9: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $71.0800 to $72.0700, inclusive. The Reporting Person undertakes to
provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price
within the range set forth in this footnote.

F10: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $72.0800 to $73.0500, inclusive. The Reporting Person undertakes to
provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price
within the range set forth in this footnote.

F11: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $70.0900 to $71.0700, inclusive. The Reporting Person undertakes to
provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price
within the range set forth in this footnote.

F12: These shares are owned directly by an estate planning trust ("Trust 3"). 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.

F13: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $71.0900 to $72.0800, inclusive. The Reporting Person undertakes to
provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price
within the range set forth in this footnote.

F14: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $72.1000 to $73.0500, inclusive. The Reporting Person undertakes to
provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price
within the range set forth in this footnote.