ALAB Filing
4Filing Date: May 18, 2026
Astera Labs, Inc. (ALAB) · Insider Trading (Form 4) SEC Filing
Statement of Changes in Beneficial Ownership
descriptionView SEC Filing
ACC: 0001998163-26-000013open_in_new
Total Value$15.7K
Trades1
Insiders1
Transaction Details
Mazzara Philip
General Counsel and Secretary·Direct
Grant · Acquire
Common Stock
Shares+131
Price$120.18
Total Value$15.7K
Shares Owned After118.22K
Transaction DateMay 14, 2026
Footnotes ▸
These shares were acquired under the Astera Labs, Inc. 2024 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).
Post-Transaction Holdings
Mazzara Philip
| Security | Shares | Change |
|---|---|---|
| Common Stock | 118.22K | +131 (0.11%) |
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-05-14
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: Astera Labs, Inc. (ALAB)
CIK: 0001736297
--- Reporting Owner ---
Name: Mazzara Philip
CIK: 0001998163
Role: Officer (General Counsel and Secretary)
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-05-14 | Code: A (Grant or award)
Shares: +131 | Price: $120.18
Total Value: $15,743.78
Shares Owned After: 118,215 | Ownership: D (Direct)
Footnotes:
[F1] These shares were acquired under the Astera Labs, Inc. 2024 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).
--- Footnotes (Complete Index) ---
F1: These shares were acquired under the Astera Labs, Inc. 2024 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).
--- Signature ---
/s/ /s/ Philip Mazzara (2026-05-18)