LAZAR JACK R 4

What Happened

• Jack R. Lazar, a director of Astera Labs, reported the sale of 2,500 shares of ALAB stock on 2026-03-16. The shares were sold at $130.00 per share for a total transaction value of $325,000. The transaction is reported as a sale (code S) and was an open-market or private sale.

Key Details

• Transaction date: 2026-03-16; Filing date: 2026-03-17 (timely).
• Price and size: 2,500 shares at $130.00 each; total proceeds $325,000.
• Shares owned after transaction: Not specified in the provided filing.
• Footnote: Sale occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 2, 2025 (footnote F1).
• No indication in the filing that this was a late report.

Context

• This sale was executed under a prearranged 10b5-1 plan, which generally means the trades were scheduled in advance and may not reflect the insider’s current view of the company. Sales alone are common and not as informative as insider purchases for gauging confidence.