Form 4: Astera Labs Director Sells Shares Under Pre-Arranged Trading Plan

Astera Labs Director Manuel Alba sold 600 shares of common stock for $100 per share on May 29, 2025, as part of a pre-established Rule 10b5-1 trading plan.

Summary

• Manuel Alba, a Director of Astera Labs, Inc. (ALAB), reported the sale of 600 shares of common stock.
• The transactions occurred on May 29, 2025, with shares sold at a price of $100 per share.
• The sales were executed automatically pursuant to a Rule 10b5-1 trading plan adopted by Mr. Alba on May 31, 2024.
• Of the 600 shares, 300 were sold from holdings indirectly owned by Casa Alameda 2007, LLC, leaving 436,563 shares beneficially owned by this entity.
• The remaining 300 shares were sold from holdings indirectly owned by Alba Trust, leaving 1,984,198 shares beneficially owned by this trust.
• Mr. Alba disclaims beneficial ownership of these securities held by Casa Alameda 2007, LLC and Alba Trust, except to the extent of his pecuniary interest.
• Additionally, Mr. Alba indirectly beneficially owns 5,000 shares through his spouse.

Sentiment

Score: 5

Explanation: The document reports a routine insider stock sale executed under a pre-arranged trading plan, which is generally considered neutral as it does not imply new information or significant shifts in company prospects.

Positives

• The sales were conducted under a Rule 10b5-1 trading plan, which indicates the transactions were pre-scheduled and not based on new, non-public information, enhancing transparency and mitigating concerns about opportunistic insider trading.

Negatives

• The document reports insider selling, which, while routine under a 10b5-1 plan, represents a reduction in a director's direct or indirect equity stake in the company.

Future Outlook

This Form 4 filing does not contain any forward-looking statements or guidance regarding the company's future outlook.

Industry Context

This document is a routine insider transaction report and does not provide information directly related to broader industry trends or competitive landscape. It reflects an individual director's pre-planned equity management.

Corporate Governance

Related Party Transactions

• The shares sold were held indirectly through Casa Alameda 2007, LLC and Alba Trust, entities where the reporting person, Manuel Alba, serves as a manager or co-trustee. While these are related parties, the transactions are standard for managing insider holdings.

Stakeholder Impact

• Shareholders: The sale represents a minor reduction in a director's indirect holdings, but its execution under a 10b5-1 plan suggests it is a routine financial planning event rather than a signal of negative company performance.

Key Dates

Keywords

Astera Labs, ALAB, Form 4, Insider Trading, Stock Sale, Manuel Alba, Director, Rule 10b5-1, Equity Transaction, Beneficial Ownership