Astera Labs (ALAB) Director Stefan A. Dyckerhoff Sells Shares

What Happened
Stefan A. Dyckerhoff, a director of Astera Labs, sold a total of 12,499 shares in open‑market transactions on August 6, 2026, for aggregate proceeds of approximately $3,897,586. The sales were executed in multiple blocks at weighted average prices in the ~$308.67–$313.21 range. Breakdown by groups reported in the filing:

• 3,670 shares at an average near $309.29 (≈ $1.135M)
• 960 shares at an average near $311.37 (≈ $298.9K)
• 7,869 shares at an average near $313.07 (≈ $2.4636M)
  These are sales (S) — routine dispositions rather than purchases.

Key Details

• Transaction date: August 6, 2026 (filed August 10, 2026). Filing appears timely (within required reporting window).
• Total shares sold: 12,499; total proceeds: ≈ $3.90 million.
• Prices: weighted averages reported; underlying trades occurred across price ranges roughly $308.67 to $313.21 per share (see footnotes F2, F6, F7 for ranges).
• Plan: Sales were made pursuant to a Rule 10b5‑1 trading plan adopted by the reporting person on December 1, 2025 (footnote F1).
• Post‑transaction holdings: Not specified in the supplied filing details.
• Other footnotes (F3–F8) note holdings in trusts/partnerships and restricted stock units in which the reporting person disclaims beneficial ownership except for pecuniary interest.

Context

• These were open‑market sales executed under a 10b5‑1 plan, which is a pre‑arranged trading program and is commonly used to avoid questions about timing. Sales are informative about supply but do not necessarily indicate negative views by the insider.