Director Stefan A. Dyckerhoff filed a Form 4 with the SEC on November 9, 2026, disclosing the sale of Astera Labs, Inc. (NASDAQ:ALAB) common stock on November 5, 2026, pursuant to a Rule 10b5-1 trading plan.

Key Highlights

  • Shares sold: 3,505 shares disposed of directly, 8,333 shares disposed of indirectly via trust, and 661 shares disposed of indirectly via a limited partnership, all on November 5, 2026.
  • Sale price: All shares were sold at $211.41 per share.
  • 10b5-1 plan: According to the filing, sales were executed pursuant to a Rule 10b5-1 trading plan adopted by Dyckerhoff on December 1, 2025.
  • Post-transaction direct holdings: 43,514 shares of common stock held directly following the reported transactions.
  • Indirect holdings: 278,067 shares held indirectly by trust, 1,987 shares held indirectly by a limited partnership, and additional shares held across five irrevocable trusts (DIFT-2: 3,767; DIFT-AMD: 3,765; DIFT-BAD: 3,765; DIFT-SHD: 3,765; DIFT-IND: 3,765).
  • Disclaimers: The filing states Dyckerhoff disclaims beneficial ownership in certain indirectly held shares except as to his pecuniary interest therein.

Dyckerhoff's November 2026 Astera Labs Share Dispositions

According to the filing, Stefan A. Dyckerhoff, a director of Astera Labs, Inc., disposed of a combined 12,499 shares of common stock on November 5, 2026, across three ownership structures. The transactions consisted of 3,505 shares sold directly, 8,333 shares sold indirectly through a trust of which Dyckerhoff is a trustee, and 661 shares sold indirectly through a limited partnership of which he is trustee of the general partner trust. All shares were disposed of at a price of $211.41 per share using transaction code "S."

The filing notes that all three sales were made "pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 1, 2025." Following the reported transactions, Dyckerhoff directly holds 43,514 shares. The filing also notes that the direct holding of 43,514 shares "includes shares to be issued in connection with the vesting of one or more restricted stock units," and that Dyckerhoff shares pecuniary interest in those shares with other parties pursuant to contractual relationships, disclaiming beneficial ownership except as to his pecuniary interest.

In addition to the directly and indirectly held shares described above, the filing reports shares held in five separate irrevocable trusts of which Dyckerhoff is a trustee: DIFT-2 (3,767 shares), DIFT-AMD (3,765 shares), DIFT-BAD (3,765 shares), DIFT-SHD (3,765 shares), and DIFT-IND (3,765 shares). No transactions in those trusts were reported in the current filing. The Form 4 was signed by Kanwalpreet S. Kalra as Attorney-in-Fact on November 9, 2026.

What Was Disclosed

Astera Labs director Stefan A. Dyckerhoff disclosed the sale of 12,499 shares of NASDAQ:ALAB common stock on November 5, 2026, at $211.41 per share across direct and indirect ownership vehicles, all under a pre-established Rule 10b5-1 plan.